MCP servers › io.github.aarbchen › signaltender-mcp
MCP server · registry snapshot 2026-10-23 · last tested 2026-10-23
io.github.aarbchen/signaltender-mcp
B2B, GovCon & LegalTech MCP server for live RFPs, contract parsing, compliance & proposal tools. — the publisher's description
Summary
io.github.aarbchen/signaltender-mcp is a remote MCP server listed in the official MCP registry at version 1.5.0. On 2026-10-23 ProtocolProbe connected to it in read-only mode and read its inventory: 20 tools, 0 resources and 0 prompts.
Record checks
4 of 5 record checks met · 4 do not apply
- met: Registry entry is active and says how to run it
- met: Source repository link opens
- met: Repository is not archived
- met: Code pushed to the repository in the 90 days before our check
- not met: Repository publishes a security policy (SECURITY.md)
- not applicable: Package names its licence with a standard (SPDX) identifier
- not applicable: The version the registry lists can be installed and is not withdrawn
- not applicable: npm package carries build provenance (attestation)
- not applicable: No known critical or high advisory in the package or its dependencies
- Not ranked by downloads: a remote server publishes no download figure
- Not ranked by stars: 0 stars (ranked from 10)
From public records, not a safety rating. Each check with its reason · Is it safe to install?
Key facts
- Runs
- remote (hosted by the publisher)
- Transport
- streamable HTTP
- Sign-in
- none needed to open a session
- Repository
- public
- Tools
- 20
- Described as changing data
- 0 of 20 toolsAI-classified
- Mainly works on
- nothing outside itself: it only answers questionsAI-classified
- Topic
- commerce-and-marketingAI-classified
- Pricing
- freemiumAI-classified
- Last tested
- 2026-10-23
How fresh this is
- Live-tested
- yes, a real session (not a text-only review)
- Last tested
- 2026-10-23
- Mode
- read-only (no tool calls)
- Latest version
- 1.5.0, published 2026-10-21 (registry, as of the 2026-10-23 snapshot)
- First listed version
- 2026-10-18 (earliest version still in the registry; older removed versions would be earlier)
- Version history
- 6 versions listed, 2026-10-18 to 2026-10-21; 6 in the 90 days before the 2026-10-23 snapshot.(versions still listed in the registry only)
Most recent 6 versions
1.5.0· 2026-10-211.4.0· 2026-10-211.3.0· 2026-10-211.2.0· 2026-10-211.1.0· 2026-10-201.0.0· 2026-10-18
- Registry data
- snapshot 2026-10-23
- Package and repository
- checked 2026-10-23
- Engine
- mcp-runtime-engine@0.1.0 · sdk@1.32.0
Changes since the last refresh
New in the registry: not in the list of 2026-10-04, listed on 2026-10-23 with version 1.5.0 (published 2026-10-21).
Source: the official MCP Registry list on 2026-10-04 and on 2026-10-23.
What it is
What does this server offer?
Observed inventoryWhat it mainly works on, as our AI model read its tool descriptions: nothing outside itself: it only answers questions.
None of its 20 tools are described as changing anything.
- parse_b2b_contractcalculates or converts
“Extract structured contract metadata (contracting parties, effective and termination dates, total contract value, payment terms, key deliverables, security clearances, and governing law) from unstruc…”
Publisher declares: read-only yes · destructive no · idempotent yes · open-world no
2 inputs, 1 required
raw_textstringrequired“Raw unstructured text from a B2B contract, Master Services Agreement (MSA), Statement of Work (SOW), or Request for Proposal (RFP) between 50 and 100,000 chara…”document_type_hintstring“Optional document classification hint ('RFP', 'MSA', 'SOW', 'NDA', 'SUBCONTRACT', or 'AUTO') used to prioritize federal solicitation fields vs.”
- audit_contract_riskscalculates or converts
“Audit commercial and B2B legal agreements (MSAs, NDAs, SaaS terms, subcontracts) to detect high-risk clauses, compute a 0-100 overall risk score, and generate verbatim clause quotes paired with ready…”
Publisher declares: read-only yes · destructive no · idempotent yes · open-world no
2 inputs, 1 required
raw_textstringrequired“Full or partial legal contract text (MSA, NDA, subcontract, or SaaS agreement) to audit for commercial, IP, indemnification, and termination risks (50 to 100,0…”party_perspectivestring“Negotiating party perspective ('vendor' protects service provider liability/IP, 'buyer' strengthens customer remedies/SLAs, 'neutral' balances mutual terms).”
- search_historical_awardsreads or searches
“Query historical federal contract awards, incumbent prime contractors, award ceilings, and labor/CLIN pricing benchmarks filtered by keyword, agency, or 6-digit NAICS code.”
Publisher declares: read-only yes · destructive no · idempotent yes · open-world yes
3 inputs, 1 required
keywordsstringrequired“Required technical or domain search keywords matched against award descriptions and CLIN titles (e.g., 'zero trust', 'cloud migration', 'SIEM').”agencystring“Optional issuing federal or state agency name substring filter (e.g., 'Department of Defense', 'Veterans Affairs').”naics_codestring“Optional exact 6-digit North American Industry Classification System (NAICS) code filter (e.g., '541512' for Computer Systems Design).”
- get_live_solicitationsreads or searches
“Retrieve currently open, AI-vetted Federal (SAM.gov) and State/Local SLED (VA, TX, CA, FL, MD, IL, PA, OH, GA, NC, DemandStar) IT, Cloud, and Cybersecurity solicitations from SignalTender's 12-portal…”
Publisher declares: read-only yes · destructive no · idempotent yes · open-world yes
4 inputs
statestring“Optional jurisdiction portal filter ('federal' for SAM.gov, 'virginia', 'texas', 'california', 'florida', 'maryland', 'illinois', 'pennsylvania', 'ohio', 'geor…”categorystring“Optional technology vertical filter ('cybersecurity', 'cloud-infrastructure', 'software-development', or 'network-telecom').”keywordstring“Optional case-insensitive substring keyword matched against solicitation title and issuing buyer agency.”limitinteger“Maximum number of open solicitations to return per request (integer between 1 and 50; defaults to 10).”
- generate_compliance_matrixcalculates or converts
“Shred unstructured RFP Section C (SOW/PWS), Section L (Instructions), and Section M (Evaluation Criteria) text into a numbered `shall`/`must` Requirements Traceability Matrix, Section L-to-M cross-re…”
Publisher declares: read-only yes · destructive no · idempotent yes · open-world no
2 inputs, 1 required
raw_textstringrequired“Raw RFP Section C (Statement of Work / PWS), Section L (Instructions to Offerors), and/or Section M (Evaluation Factors) text (50 to 100,000 characters).”proposal_methodologystring“Proposal structuring methodology: 'shipley' (default evaluator-first Volume I-IV outline with win themes), 'federal_standard' (strict FAR Part 15 Section L/M m…”
- scan_far_dfars_clausescalculates or converts
“Scan solicitation Section I or subcontract flow-down text to identify every FAR (`52.2xx`) and DFARS (`252.2xx`) clause, flag mandatory subcontractor flow-downs, and score CMMC 2.0, NIST SP 800-171, …”
Publisher declares: read-only yes · destructive no · idempotent yes · open-world no
2 inputs, 1 required
raw_textstringrequired“Solicitation Section I, contract clause list, or subcontract agreement text containing FAR (`52.2xx`) or DFARS (`252.2xx`) citations (30 to 100,000 characters).”contractor_rolestring“Bidder's contracting tier: 'prime_contractor' (evaluates full agency compliance and outbound flow-down duties), 'subcontractor' (flags over-broad prime flow-do…”
- match_capability_statementcalculates or converts
“Evaluate an RFP scope against a vendor's Capability Statement and past performance to compute a 0-100 Probability of Win (Pwin) score, a Gate-1 Bid/No-Bid recommendation, a technical/socioeconomic ga…”
Publisher declares: read-only yes · destructive no · idempotent yes · open-world no
3 inputs, 2 required
rfp_textstringrequired“Target solicitation scope, mandatory technical qualifications, NAICS/set-aside designation, clearance requirements, and Section M evaluation criteria.”company_capability_statementstringrequired“Vendor capability statement including core competencies, socioeconomic certifications (8(a), SDVOSB, WOSB, HUBZone), facility clearances, and past performance …”target_pursuit_rolestring“Intended pursuit role: 'prime_contractor' enforces strict set-aside and past-performance minimums, 'subcontractor' scores niche workshare fit, and 'either_prim…”
- classify_naics_psc_nigpcalculates or converts
“Map any company profile, product description, or Statement of Work (SOW) into ranked 6-digit NAICS codes (with official SBA Small Business Size Standards in revenue or headcount), 4-digit SIC codes, …”
Publisher declares: read-only yes · destructive no · idempotent yes · open-world no
3 inputs, 1 required
description_textstringrequired“Unstructured text describing a company's offerings, a B2B product catalog, or a government RFP/SOW technical scope (20 to 50,000 characters).”context_typestring“Input context mode: 'company_or_vendor_profile' (default, optimizes for SAM.gov vendor registration & FinTech KYB SIC/NAICS), 'rfp_or_sow_scope' (optimizes for…”max_secondary_codesinteger“Maximum number of secondary/alternative NAICS, PSC, and NIGP codes to return in addition to the top-ranked primary code (integer 1 to 5; defaults to 3).”
- generate_rfp_responsegenerates content
“Draft an evaluator-ready Shipley proposal narrative (complete with Win Themes, Feature-Benefit-Proof blocks, and Risk Mitigations) AND a list of strategic Contracting Officer Clarification Q&A questi…”
Publisher declares: read-only yes · destructive no · idempotent yes · open-world no
4 inputs, 2 required
rfp_section_textstringrequired“Verbatim RFP Section C/PWS technical requirements, Section L instructions, or Section M evaluation criteria that the drafted proposal section must satisfy.”company_context_and_capabilitiesstringrequired“Bidder's technical architecture, past performance metrics, SLAs, certifications, and competitive discriminators to weave into the narrative.”target_section_typestring“Target proposal section structure: 'technical_approach' (default, solution architecture & requirement execution), 'executive_summary' (vision & discriminators)…”tone_and_methodologystring“Editorial voice and methodology instruction applied to the prose draft (defaults to 'Shipley Proposal Methodology (Active Voice, Evaluator-First, Feature-Benef…”
- extract_pricing_schedulecalculates or converts
“Extract multi-tier CLIN/SLIN pricing schedules, GSA/T&M labor rate cards, vendor quotes, and Bill of Materials (BOM) tables from unstructured text into normalized JSON with automated line-item math a…”
Publisher declares: read-only yes · destructive no · idempotent yes · open-world no
3 inputs, 1 required
document_textstringrequired“Raw text or copied table content from a Federal Section B CLIN schedule, T&M labor rate card, B2B vendor quote, BOM, or invoice (20 to 100,000 characters).”expected_document_typestring“Document schema hint: 'auto_detect' (default), 'federal_section_b_clin_schedule' (parses Base/Option Year CLINs & contract types like FFP/T&M), 'gsa_or_tm_labo…”audit_math_and_anomaliesboolean“When true (default), cross-checks each line item (`quantity * unit_price == total_price`) and subtotal summation, returning any arithmetic mismatches in `math_…”
- generate_teaming_strategygenerates content
“Generate a legally compliant GovCon Teaming Strategy, a 13 CFR 125.6 & FAR 52.219-14 (Limitations on Subcontracting / 50% Rule) Prime/Sub workshare split, Ostensible Subcontractor risk audit, partner…”
Publisher declares: read-only yes · destructive no · idempotent yes · open-world no
4 inputs, 2 required
rfp_textstringrequired“Raw RFP scope, PWS task areas, contract ceiling, security clearance requirements, and FAR 52.219-14 / set-aside instructions.”bidder_capabilitiesstringrequired“Bidder's socioeconomic status, self-performed technical domains, clearance level, and past performance strengths.”set_aside_typestring“Solicitation set-aside designation ('sdvosb' [default], '8a', 'wosb_edwosb', 'hubzone', 'small_business', or 'full_and_open') used to enforce 13 CFR 125.6 simi…”bidder_rolestring“Bidder's teaming posture: 'prime_seeking_subs' (default, allocates >=50% to Prime and defines sub gap archetypes), 'sub_seeking_prime' (positions bidder for 20…”
- answer_security_questionnairegenerates content
“Draft audit-ready responses to vendor security questionnaires (SOC 2, ISO 27001, FedRAMP Moderate/High, NIST SP 800-171 Rev 2/3, CMMC 2.0, CAIQ/SIG/HECVAT) with cross-framework control citations, an …”
Publisher declares: read-only yes · destructive no · idempotent yes · open-world no
3 inputs, 2 required
questionnaire_textstringrequired“Numbered or bulleted security questionnaire items from an enterprise SIG/CAIQ/HECVAT sheet, customer infosec assessment, or Federal RFP / NIST 800-171 SSP chec…”security_posture_summarystringrequired“Required summary of the vendor's actual security stack, cloud hosting (e.g., AWS GovCloud), active certifications (SOC 2 Type II, ISO 27001, FedRAMP), encrypti…”target_frameworkstring“Compliance control mapping mode: 'auto_detect' (default, infers framework from questionnaire text), 'soc2_iso27001' (AICPA TSC & ISO 27001 Annex A), 'nist_800_…”
Show 8 more tools
- match_key_personnelcalculates or converts
“Evaluate a candidate's resume against RFP Section L/M Key Personnel and GSA MAS / OASIS+ / Alliant 3 Labor Category (LCAT) requirements (years of experience, education, security clearance, DoD 8570/8…”
Publisher declares: read-only yes · destructive no · idempotent yes · open-world no
3 inputs, 2 required
lcat_or_rfp_requirementsstringrequired“Raw RFP Section L/M Key Personnel instructions, GSA MAS / GWAC Labor Category (LCAT) minimum qualifications, required security clearance, and mandatory DoD 857…”candidate_resume_textstringrequired“Candidate's unstructured resume or CV including education degrees, active security clearances, professional certifications (CISSP, PMP, AWS, etc.), and chronol…”allow_education_experience_substitutionboolean“When true (default), applies standard federal GSA/OPM degree-for-experience substitution rules (e.g., Bachelor's + 4 additional years of specialized experience…”
- analyze_rfp_amendment_diffcalculates or converts
“Diff base RFP/SOW text against subsequent SF-30 Solicitation Amendments, SLED Addenda, and official Government Q&A logs to flag altered `shall`/`must` mandates, deadline extensions, page-limit revisi…”
Publisher declares: read-only yes · destructive no · idempotent yes · open-world no
3 inputs, 2 required
base_solicitation_textstringrequired“Original base RFP text from Section B (CLINs), Section C/PWS (Statement of Work), Section L (Instructions/Deadlines/Page Limits), or Section M (Evaluation Crit…”amendment_or_qa_textstringrequired“Subsequent SF-30 Amendment text, state/local SLED Addendum text, or official Contracting Officer Q&A clarification matrix to diff against the base solicitation.”current_proposal_outlinestring“Optional summary of the bidder's in-progress proposal outline, volume page allocations, or technical baseline used to pinpoint exact sections that must be rewr…”
- generate_cpars_past_performancegenerates content
“Transform unstructured project histories, prior contract summaries, and CPARS excerpts into Shipley Section L/M Past Performance Volume III citations with predicted DoD Source Selection Relevance ('V…”
Publisher declares: read-only yes · destructive no · idempotent yes · open-world no
3 inputs, 2 required
rfp_section_l_m_requirementsstringrequired“Target RFP Section L (Volume III Past Performance instructions, recency window, minimum annual/total dollar value, max citations), Section M (relevance evaluat…”project_history_textstringrequired“Unstructured prior contract summaries, internal project delivery notes, or official CPARS evaluation excerpts (contract numbers, agencies, dollar values, FTEs,…”bidder_role_and_contextstring“Optional pursuit context specifying Prime vs.”
- generate_igce_price_to_wingenerates content
“Model an Independent Government Cost Estimate (IGCE), compounded Indirect Wrap-Rate breakdown (Fringe, Overhead, G&A, and Fee/Profit), GSA CALC+ aligned LCAT rate card, multi-year Section B CLIN pric…”
Publisher declares: read-only yes · destructive no · idempotent yes · open-world no
4 inputs, 1 required
rfp_section_b_and_sow_textstringrequired“Raw RFP Section B (Supplies or Services and Prices/Costs), PWS/SOW level-of-effort & LCAT staffing requirements, contract type (FFP, T&M, Labor-Hour, CPFF), Pe…”historical_benchmark_and_incumbent_contextstring“Optional incumbent contract value, FPDS/USAspending historical award benchmarks, GSA MAS SIN 54151S CALC+ ceiling rates, or known agency budget ceilings to anc…”bidder_indirect_wrap_assumptionsstring“Optional bidder indirect rate assumptions (Fringe %, Overhead %, G&A %, Target Fee/Profit %, annual productive hours per FTE such as 1,880 or 1,920, and annual…”evaluation_methodologystring“Source selection evaluation methodology: 'BEST_VALUE_TRADEOFF' (FAR 15.101-1), 'LPTA_LOWEST_PRICE_TECHNICALLY_ACCEPTABLE' (FAR 15.101-2), 'HIGHEST_TECHNICALLY_…”
- generate_oral_presentation_prepgenerates content
“Generate a FAR 15.102 & Shipley Phase-II Oral Presentation slide-by-slide blueprint, Key Personnel speaker-attributed talking points, a minute-by-minute Live Technical Demonstration / Scenario Challe…”
Publisher declares: read-only yes · destructive no · idempotent yes · open-world no
4 inputs, 2 required
rfp_oral_instructions_and_sow_textstringrequired“Raw RFP Section L Oral Presentation / Live Tech-Demo rules (time limits, slide limits, speaker eligibility restrictions under FAR 15.102, live scenario prompts…”proposed_solution_and_key_personnelstringrequired“Proposed technical/management solution architecture, key discriminators, and named Key Personnel speakers (roles, clearances, domain expertise, and past perfor…”known_incumbent_and_risk_areasstring“Optional competitive context, incumbent vulnerabilities, transition risks, or technical gaps where the Source Selection Evaluation Board (SSEB) is likely to pr…”presentation_format_modestring“Oral presentation format mode: 'COMBINED_ORALS_TECH_DEMO_AND_QA' (default, slide deck + live technical demo + Q&A), 'EXECUTIVE_SLIDE_BRIEFING_AND_QA' (Shipley …”
- generate_ato_rmf_packagegenerates content
“Transform RFP cybersecurity clauses, system architecture descriptions, and cloud hosting baselines into a NIST SP 800-53 Rev 5 / DoDI 8510.01 RMF / FedRAMP / StateRAMP Authority to Operate (ATO & Con…”
Publisher declares: read-only yes · destructive no · idempotent yes · open-world no
4 inputs, 2 required
system_architecture_and_rfp_cyber_textstringrequired“Raw RFP Section C/L/M cybersecurity & ATO requirements, target system architecture, data types processed (CUI, CDI, ITAR, PHI, PII, CJIS), user communities, an…”cloud_hosting_and_inherited_controls_contextstringrequired“Cloud Service Provider (CSP) enclave (AWS GovCloud, Azure Government, GCP Assured Workloads, on-prem), platform layer (Kubernetes, Platform One BigBang, Server…”target_authorization_frameworkstring“Target authorization framework: 'dod_rmf_dodi_8510_01_cato' (default DoD RMF & Continuous ATO), 'fedramp_rev5_agency_ato' (Civilian Federal Agency ATO / FedRAM…”target_impact_levelstring“Target DoD Cloud Computing SRG Impact Level or FIPS 199 baseline: 'IL2_LOW', 'IL4_MODERATE_CUI', 'IL5_CUI_NSS' (default), 'IL6_CLASSIFIED_HIGH', 'FEDRAMP_MODER…”
- analyze_debriefing_bid_protestcalculates or converts
“Analyze an Unsuccessful Offeror Notice, SSEB evaluation scorecard, RFP Section M criteria, and submitted proposal excerpts to generate strategic FAR 15.506 / DFARS 252.215-7016 Enhanced Debriefing fo…”
Publisher declares: read-only yes · destructive no · idempotent yes · open-world no
4 inputs, 2 required
unsuccessful_offeror_notice_and_debrief_textstringrequired“Raw text from the Agency Notice of Unsuccessful Offeror, Pre-Award/Post-Award Debriefing slides or letter, Source Selection Decision Document (SSDD) redacted s…”rfp_section_m_and_submitted_proposal_excerptsstringrequired“Relevant RFP Section L/M evaluation criteria, relative factor weights, and excerpts from your submitted proposal that directly address or refute the weaknesses…”award_and_debrief_timeline_contextstring“Optional timeline context including contract award notification date, date debriefing was requested, date written/oral debriefing was received, and whether DoD…”target_acquisition_regimestring“Governing acquisition regime: 'dod_dfars_enhanced_debrief_far_15_506' (default DoD Enhanced Post-Award Debriefing under DFARS 252.215-7016 & FAR 15.506), 'civi…”
- generate_gsa_mas_offergenerates content
“Map commercial labor rate cards, software/cloud SKUs, commercial discounting practices, and past project histories into a GSA Multiple Award Schedule (MAS) Large Category F (IT) eOffer or eMod packag…”
Publisher declares: read-only yes · destructive no · idempotent yes · open-world no
4 inputs, 2 required
commercial_catalog_and_lcat_ratesstringrequired“Commercial Price List (CPL), LCAT titles, hourly rates, minimum education/years of experience, software/SaaS SKUs, and standard commercial discounting practice…”corporate_experience_and_project_contextstringrequired“Past project experience for SCP-FSS-001 Factor 4 (1-2 completed projects per target SIN), target GSA IT/Cyber SINs (`54151S`, `54151HACS`, `518210C`), and comm…”pricing_disclosure_pathwaystring“GSA MAS pricing disclosure pathway: 'CSP-1_Traditional_PRC' (traditional Commercial Sales Practices with Most Favored Customer tracking), 'TDR_Transactional_Da…”submission_typestring“Submission mode: 'New_GSA_MAS_Offer' (default, full SCP-FSS-001 eOffer package) or 'Add_SIN_or_EPA_Price_Mod' (GSA eMod SIN addition or GSAR 552.238-118 Econom…”
Each quoted sentence is the first sentence of the publisher’s own description. The kind of tool and the “changes data” mark are our AI model’s reading of that description, not something we tested: two differently worded runs had to agree, otherwise no label is shown, and nobody has checked them by hand. A tool without the “changes data” mark is described as only reading, searching or calculating, or the two runs did not agree. No tool was called. Read the publisher’s full description before relying on it. “Publisher declares” lists the hints the server itself sends with the tool (MCP annotations: read-only, destructive, idempotent, open-world); they are the publisher's claims, not checked by us. Inputs are the parameters in the tool's own input schema: name, declared type, whether it is required, and the first sentence of its description. Read 2026-10-23.
How well are its tools described?
Features #4 and #5
How clearly this server's own tool descriptions say what a tool does, and how consistent its tool list is. The first part is an AI model's yes/no reading of each description; the second part is counted. We do not turn it into a grade.
Descriptions
AI reading of each description
- Says what the tool does
- 100% of 20 tools
- Says what it returns
- 100% of 20 tools
- States limits, defaults or errors
- 100% of 20 tools
- Says when to use it
- 0% of 20 tools
- Items covered per tool
- 3.0 of 4 on average
Counted from the listing
- Parameters with a description
- 100% of 64
- Tools with a description
- 100% of 20
- Typical description length
- 934 characters
The tool set
Counted from the listing
- Tools
- 20
- Size of the list
- about 15,430 tokens for an agent to load (characters ÷ 4)
- Naming
- 20 of 20 names use snake_case
AI reading: easy to mix up
No pair found.
The AI items cover 20 of 20 tools: for a tool where two differently worded runs disagreed, that item is left out. They were not checked by hand, and no tool was called. “Easy to mix up” means two tools whose names or descriptions overlap without saying how they differ; the AI found none. We do not rate whether the tool set is complete or whether side effects are spelled out, because our AI reading of those was not reliable enough.
How do I add it to my client?
Config from the registry entry
From the remote endpoint (Streamable HTTP)
We connected to this URL on 2026-10-23 (a read-only session: no tool was called).
Add to CursorAn install link in the format Cursor documents, holding the Cursor config below.
Claude Desktop or claude.ai
Settings → Connectors → Add custom connector, then paste: https://b2b-contract-parser-api.onrender.com/mcp
Cursor · .cursor/mcp.json in a project, or ~/.cursor/mcp.json
{
"mcpServers": {
"signaltender-mcp": {
"url": "https://b2b-contract-parser-api.onrender.com/mcp"
}
}
}VS Code · .vscode/mcp.json
{
"servers": {
"signaltender-mcp": {
"type": "http",
"url": "https://b2b-contract-parser-api.onrender.com/mcp"
}
}
}VS Code (command line) · Bash or zsh terminal (macOS, Linux)
code --add-mcp '{"name":"signaltender-mcp","type":"http","url":"https://b2b-contract-parser-api.onrender.com/mcp"}'Claude Code
claude mcp add --transport http signaltender-mcp https://b2b-contract-parser-api.onrender.com/mcp
Try it in the MCP Inspector · runs on your machine, opens in your browser · Node 22.19+
npx @modelcontextprotocol/inspector@2.11.0 --server-url https://b2b-contract-parser-api.onrender.com/mcp --transport http
- The server runs on the operator's infrastructure; it may ask you to sign in when you first connect.
- The MCP Inspector lists the server's tools, resources and prompts; a tool you call there runs for real.
Built from the server's registry entry with each client's documented format (checked 2026-10-14; the Cursor link and the VS Code command 2026-10-19; the MCP Inspector command 2026-10-21). Values in < > are yours to fill in; this page never contains a key. Where the server needs a setting the entry does not declare, it can still fail to start.
Does the registry listing match what we found?
Feature #6The registry verifies a package once, when it is published, and does not re-check it. A difference below is about the listing, not a judgement of the publisher.
| Registry says | We found | Result | Source · date |
|---|---|---|---|
| Remote endpoint b2b-contract-parser-api.onrender.com/mcp | Session opened | matches | our test · 2026-10-23 |
| No credential declared as required | Opened a session without any credential | matches | our test · 2026-10-23 |
| Repository github.com/aarbchen/signaltender-scraper | Opens publicly | matches | api.github.com · 2026-10-23 |
Who made it?
Feature #7 · lineage
Facts about the publisher. We do not turn them into a trust score.
- Namespace
- io.github.aarbchen
- GitHub owner
- a personal account (aarbchen)
- Repository
- github.com/aarbchen/signaltender-scraper
- Stars
- 0
- Repository age
- 0–30 days
- Last push
- 0–30 days ago
- Archived
- no
- Security policy
- none found (we looked for SECURITY.md in the repository and in its owner’s .github repository)
Source: the registry entry and api.github.com · 2026-10-23; security policy read from GitHub · 2026-10-23.
Publish this server? Run these checks against it yourself before release, from your own machine: a server the command starts, or your own server at its URL after a one-time proof that you control it: npx protocolprobe-selftest.
Choosing
Record checks
Public records · not a safety rating4 of 5 record checks met · 4 do not apply
- Not ranked by downloads: a remote server publishes no download figure
- Not ranked by stars: 0 stars (ranked from 10)
- MetRegistry entry is active and says how to run itActive, with a package or a remote address.
- MetSource repository link opensThe linked GitHub repository is public.
- MetRepository is not archivedNot archived.
- MetCode pushed to the repository in the 90 days before our checkLast push 0-30 days before our check.
- Not metRepository publishes a security policy (SECURITY.md)No SECURITY.md in the places GitHub reads it from.
- Does not applyPackage names its licence with a standard (SPDX) identifierRemote server: it ships no package.
- Does not applyThe version the registry lists can be installed and is not withdrawnRemote server: it ships no package.
- Does not applynpm package carries build provenance (attestation)Remote server: it ships no package.
- Does not applyNo known critical or high advisory in the package or its dependenciesRemote server: it ships no package.
Read from public records only: the registry entry, npm/PyPI, GitHub and advisory databases, checked 2026-10-23. No tool was called. Only “met” and “not met” are counted, so the total differs between servers; a check that does not apply or that we could not run is listed, never counted against it. It is not a safety rating. How each check works · Leaderboards
Common questions about io.github.aarbchen/signaltender-mcp
Answered from the data aboveIs io.github.aarbchen/signaltender-mcp safe to install?
We do not rate servers as safe or unsafe. 4 of its 5 applicable record checks are met (facts from public records, each listed on this page). What the records show: Its source repository opens publicly. Its repository had a push in the last 90 days. These are facts with their sources on this page, not a safety guarantee, and we did not run its tools.
Is io.github.aarbchen/signaltender-mcp free to use?
Its website (signaltender.net/apis.html) describes a freemium pricing model. This is an AI-classified reading of the page on 2026-10-23, so check the page itself before relying on it.
Does io.github.aarbchen/signaltender-mcp need an API key or sign-in?
It opened a session without any credential on 2026-10-23. The registry entry declares no required credential; no declaration is not a guarantee.
Has io.github.aarbchen/signaltender-mcp been security tested?
Partly. 2 of the 14 checks that apply to it were exercised. We connected and read what the server declares, but did not call its tools: ProtocolProbe calls no server's tools for anything it publishes. This is our choice, not a block by the server. No security verdict is published before verification.
What can io.github.aarbchen/signaltender-mcp do?
It lists 20 tools. In our AI model's reading of their descriptions (two runs had to agree, nobody checked it by hand), they include tools that read or search, generate content and calculate or convert. We did not call any tool, so this describes the text, not the behaviour.
Can io.github.aarbchen/signaltender-mcp change or delete data?
None of its 20 tools is described as changing anything (our AI model's reading of the descriptions; nobody checked it by hand). We did not call any tool.
Does io.github.aarbchen/signaltender-mcp publish a security policy?
We found no SECURITY.md in its repository (root, .github/ or docs/) or in its owner's .github repository.
Where is the source code of io.github.aarbchen/signaltender-mcp?
In github.com/aarbchen/signaltender-scraper, which opens publicly.
Found this page useful?
Anonymous · no sign-inA quick, anonymous reaction — no account, no email. One per kind from your browser. The tally updates when the page is next refreshed, and it is only a rough count, never a safety rating or a measured number of people.
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Active servers whose topic is also “commerce-and-marketing” and that have at least one tool of the same kind; most kinds in common first, then most GitHub stars. The topic and the tool kinds are an AI model's reading of the publishers' descriptions, not checked by hand. Similar is not a recommendation.
Compare with another server
Side by side: registry entry, our read-only session, the tools and the 18 classification fields. Same values as each page; no score.
Security testing
What did we test, and what did we leave out?
18 checks · features #1, #2
Not probed (we call no server's tools)
We connected and read what the server declares, but did not call its tools: ProtocolProbe calls no server's tools for anything it publishes. This is our choice, not a block by the server. No security score is given; a check we did not run is never counted as passed.
- Inventory: exercised
- Hidden instructions: exercised
- Real execution: not run · our policy
- Secret leak: not run · nothing to check it against
- Internal addresses: not run · our policy
- Unconfirmed changes: not run · our policy
- Bad input: not run · our policy
- Model requests: not run · nothing to check it against
- Sensitive questions: not run · nothing to check it against
- Folder boundary: not run · our policy
- Log leaks: not run · nothing to check it against
- Hidden content: not run · nothing to check it against
- Fake assistant turns: not applicable
- Token passthrough: not applicable
- Token audience: not applicable
- Sign-in redirect: not run · our policy
- Consent handling: not testable from outside
- Sign-in metadata: not applicable
2 exercised12 not run (reason given)4 not applicable
Each check ends in exactly one state: exercised, not run (with the reason), or not applicable (with the reason). 2 of the 14 checks that apply to it were exercised. We do not publish security-check outcomes for named servers.
- 1Inventory
tool-listReads the declared tools, resources and prompts.exercised - 2Hidden instructions
description-poisoningLooks for hidden instructions in tool descriptions.exercised
- 3Real execution
real-executionCalls a tool and checks what really happens.This check calls the server's tools. ProtocolProbe calls no server's tools for anything it publishes; an operator can run this check on their own server with our self-test command.not run · our policy - 4Secret leak
canary-leakPlants a fake secret and checks whether it leaks.This check needs at least one successful tool call to have something to check, and no tool was called.not run · nothing to check it against - 5Internal addresses
ssrfChecks whether a tool can be steered to internal addresses.This check calls the server's tools. ProtocolProbe calls no server's tools for anything it publishes; an operator can run this check on their own server with our self-test command.not run · our policy - 6Unconfirmed changes
write-without-confirmationChecks whether tools that change data act without asking.This check calls the server's tools. ProtocolProbe calls no server's tools for anything it publishes; an operator can run this check on their own server with our self-test command.not run · our policy - 7Bad input
error-handlingSends bad input and watches how the server answers.This check calls the server's tools. ProtocolProbe calls no server's tools for anything it publishes; an operator can run this check on their own server with our self-test command.not run · our policy - 8Model requests
samplingChecks whether the server asks the client's model to act for it.This check needs at least one successful tool call to have something to check, and no tool was called.not run · nothing to check it against - 9Sensitive questions
elicitation-sensitive-dataChecks whether the server asks users for sensitive data.This check needs at least one successful tool call to have something to check, and no tool was called.not run · nothing to check it against - 10Folder boundary
root-boundaryChecks whether the server reaches outside the folders it was given.This check calls the server's tools. ProtocolProbe calls no server's tools for anything it publishes; an operator can run this check on their own server with our self-test command.not run · our policy - 11Log leaks
logging-side-channelChecks whether log messages carry data they should not.This check needs at least one successful tool call to have something to check, and no tool was called.not run · nothing to check it against - 12Hidden content
audience-hidingChecks resources that hide content from the user.This check needs content the server returns, and nothing was read or called.not run · nothing to check it against - 16Sign-in redirect
open-redirectChecks the sign-in redirect for abuse.Testing the sign-in redirect means sending probes to the operator's sign-in service, which we do not do.not run · our policy - 17Consent handling
confused-deputyChecks consent handling when one service acts for another.Depends on the operator's own consent screen, which differs per server and cannot be tested from outside.not testable from outside
- 13Fake assistant turns
fake-assistant-turnChecks prompts that pose as the assistant's own words.The server exposes no prompts.not applicable - 14Token passthrough
token-passthroughChecks whether the server forwards a user's token to other services.The server opened a session without sign-in, so there is no token flow to check.not applicable - 15Token audience
token-audience-validationChecks whether tokens meant for another service are accepted.The server opened a session without sign-in, so there is no token flow to check.not applicable - 18Sign-in metadata
oauth-url-schemeChecks the published sign-in metadata for unsafe URLs.No sign-in (OAuth) metadata is published, so there are no sign-in addresses to check.not applicable
Source: our own test, 2026-10-23, mcp-runtime-engine@0.1.0. Which checks count and why follows our published scoring model.
What happened during the test?
Feature #8
The steps in order, as the test record holds them.
- 0 msStarted a read-only session with the server's remote endpoint
- 654 msConnected after 0 redirects. No credential was sent or needed.
- Read the inventory: 20 tools, 0 resources, 0 prompts.
- 5,141 msFinished: 2 checks exercised.
Reference
How is it classified?
18 fields
One value per field, each with its source. Fields written by AI models are marked. A field with no value says why.
“Start free on Basic and scale across Pro , Ultra , and Mega tiers.”
“Not stated” means the source did not state it; “does not apply” means it does not apply to this kind of server; “our limit” means our own lookup failed. A linked value opens the directory filtered to the same value.
Cite or correct this page
Sources and corrections
Suggested citation
ProtocolProbe. “io.github.aarbchen/signaltender-mcp: MCP server record.” Data checked 2026-10-23. https://protocolprobe.com/mcp/servers/io.github.aarbchen/signaltender-mcp
Figures are valid for the date shown. Our facts on this page are CC BY 4.0: reuse them with a link and the check date. Quoted text (the publisher’s descriptions, website quotes, tool names) is not ours to license.
As JSON: this record in the API · API documentation.
Badge for your README
[](https://protocolprobe.com/mcp/servers/io.github.aarbchen/signaltender-mcp)
It shows this server's record-check count: facts from public records, no tool called. It is not a security rating or a pass. It links here and updates after each data reload.
Something wrong, or is this yours?
If a fact here is wrong, tell us and we will re-check it. If you operate this server, you can run our checks on it yourself with the free self-test command; we call no server’s tools ourselves for anything shown here.
Write to hello@protocolprobe.com · corrections log · methodology