{
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  "title": "Tavily MCP: Account selection and query attribution",
  "system": "Tavily MCP",
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    "Can personal Tavily credentials take precedence over team credentials?",
    "What should I check before sending confidential search queries?",
    "Does a Tavily session identifier identify an authorized human?",
    "Can I distinguish Tavily authentication from billing attribution?",
    "What evidence confirms the intended Tavily account?",
    "Does running a Tavily wrapper locally keep queries local?",
    "How should I document a Tavily research connection?",
    "What changes require rechecking Tavily key selection?",
    "Can I preserve the source version for Tavily account rules?",
    "When should an agent pause a search for account clarification?"
  ],
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      "claim": "Tavily documents a key-selection order for remote OAuth connections, including a named default and personal-versus-team precedence. Login alone therefore does not demonstrate the intended billing identity. Check the selected key and account before sending work queries; session attribution is separate from user authorization.",
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    "source_title": "Tavily MCP authentication and session attribution",
    "source_url": "https://docs.tavily.com/documentation/mcp",
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  },
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    "bounded_answer": "Tavily documents a key-selection order for remote OAuth connections, including a named default and personal-versus-team precedence. Login alone therefore does not demonstrate the intended billing identity. Check the selected key and account before sending work queries; session attribution is separate from user authorization.",
    "required_buyer_context": "Remote or local mode, authentication method, selected personal or team key, query sensitivity and client identifiers.",
    "missing_evidence": "A broader claim needs evidence matching the intended use. Payment does not upgrade the evidence state."
  },
  "private_boundary": "Raw logs, thresholds, private paths, source code, protected mechanisms and reconstruction-level details are excluded from public and paid delivery.",
  "trust_profile": {
    "schema": "varexis-agent-tool-trust/1",
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      "tool": "Tavily MCP",
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    "review_status": "documentation_review_only",
    "checked_on": "2026-10-14",
    "version_scope": "Dated rolling documentation snapshot; no installed or hosted runtime version independently verified.",
    "plan_scope": "Buyer plan, entitlement and effective configuration are not verified.",
    "findings": [
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        "field": "operator",
        "label": "Publisher and operator",
        "status": "documented",
        "statement": "Tavily publishes the MCP integration and operates the search API.",
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        "field": "purpose",
        "label": "Purpose",
        "status": "documented",
        "statement": "Provide search and content extraction to MCP clients.",
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      },
      {
        "field": "reads",
        "label": "Read capability",
        "status": "documented",
        "statement": "Search results and extracted web content.",
        "source_ids": [
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      },
      {
        "field": "writes",
        "label": "Write capability",
        "status": "unknown",
        "statement": "The reviewed scope concerns retrieval and account usage; business-application mutation is not established.",
        "source_ids": [
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        ]
      },
      {
        "field": "auth",
        "label": "Authentication",
        "status": "documented",
        "statement": "Remote OAuth or API key; local wrapper uses API authentication.",
        "source_ids": [
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        ]
      },
      {
        "field": "permissions",
        "label": "Permission surface",
        "status": "documented",
        "statement": "OAuth key-selection rules can select personal rather than team credentials.",
        "source_ids": [
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        ]
      },
      {
        "field": "egress",
        "label": "Data leaving the environment",
        "status": "review_inference",
        "statement": "Queries and retrieval targets reach the service; review any client-supplied identifiers.",
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        "field": "failures",
        "label": "Failure modes to consider",
        "status": "review_inference",
        "statement": "An unintended key may attribute work to the wrong account or usage budget.",
        "source_ids": [
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        ]
      },
      {
        "field": "unknown",
        "label": "Unknowns and applicability",
        "status": "unknown",
        "statement": "Selected credentials, retention obligations and effective client settings are unverified.",
        "source_ids": []
      },
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        "label": "Suggested refusal or clarification condition",
        "status": "varexis_review_policy",
        "statement": "Resolve billing identity and query-data permission before sensitive or chargeable work.",
        "source_ids": []
      }
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    "evidence_sources": [
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        "source_id": "tavily-main",
        "url": "https://docs.tavily.com/documentation/mcp",
        "final_url": "https://docs.tavily.com/documentation/mcp",
        "title": "Tavily MCP authentication and session attribution",
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    "observed_tool_execution": false,
    "policy_basis": "Suggested VAREXIS review gates; apply the buyer's authorized task and policy. These conditions do not execute or enforce controls.",
    "commercial_reliance_boundary": "A source-linked review aid, not a vendor certification, security clearance or deployment assessment. Unknown does not mean false or unsafe.",
    "paid_value": {
      "decision_context": "Retain the reviewed account-selection assumptions behind an agent research connection.",
      "free": "Complete review, practical questions, sources and limitations; may be saved locally.",
      "single_request": "Existing server-saved version-bound route snapshot for later authenticated retrieval.",
      "evidence_receipt": "The same snapshot plus the existing unsigned delivery receipt.",
      "excluded": [
        "Fresh vendor research",
        "Continuous monitoring or change alerts",
        "Testing the buyer configuration",
        "Private evidence or vendor certification"
      ],
      "integrity": "Hashes identify content versions; they do not prove truth or provide a signature."
    },
    "revalidation": {
      "trigger": "Recheck when permissions, deployment, authentication, source guidance or intended use changes; a purchase does not trigger revalidation.",
      "specific_watch": "Recheck OAuth key-selection rules, account membership and client attribution settings."
    },
    "change_history": [
      {
        "version": 1,
        "date": "2026-10-14",
        "change": "Initial documentation review; no earlier vendor assessment claimed."
      }
    ]
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  "paid_access_note": "The full published answer and boundaries are free. Paid access saves the selected route and source versions, with an unsigned receipt when purchased. Preview coverage before paying. Fresh research, bespoke assessment and protected evidence are excluded.",
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  "authority_boundary": "VAREXIS-INDEX informs evidence reliance. It does not provide advice, certification, deployment authority, security assurance, production approval, or guarantee.",
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  "machine_readable_record": "/varexis-index/records/tavily-mcp-account-attribution-trust.json"
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