{ "schema": "varexis-public-evidence-record/0.3", "generated_at_utc": "2026-10-31T14:51:57.992834+00:00", "record_id": "VXI-EXT-ICE13-ADK-CONFIRMATION-SESSION-BACKEND-LIMIT-01-v1", "record_kind": "external_reference", "title": "ADK confirmation session-backend support", "system": "Google", "evidence_family": "vendor_evidence_review", "index_status": "PUBLIC_SAFE_SOURCE_REVIEW", "evidence_state": "PRIMARY_DOCUMENTATION_REVIEW_ONLY", "canonical_question": "Does ADK tool confirmation support every persistent session backend?", "near_questions": [ "Can ADK tool confirmations use DatabaseSessionService?", "Is VertexAiSessionService supported for ADK confirmation?", "Does persistent ADK session support imply durable human approval support?", "Which documented backend limits affect ADK confirmation deployment?" ], "supported_claims": [ { "claim": "The captured experimental confirmation guide explicitly excludes DatabaseSessionService and VertexAiSessionService. 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Recheck current primary documentation and deployment context before relying on present applicability; payment does not trigger fresh research." }, "answer_policy": { "classification": "DOCUMENTED_WITH_DEPLOYMENT_BOUNDARY", "bounded_answer": "The captured experimental confirmation guide explicitly excludes DatabaseSessionService and VertexAiSessionService. Support for those services elsewhere in ADK does not establish support for this confirmation feature.", "required_buyer_context": "ADK language and installed version; Session service implementation; Confirmation feature and persistence requirements. Buyer deployment not inspected.", "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.", "decision_profile": { "schema": "varexis-vendor-evidence-review/1", "review_status": "documentation_review_only", "applicability_status": "Google ADK documentation repository 97b313e91243af5abaeaa97636689e8d0a7a18dd; Python authentication or experimental confirmation scope as stated. Confirmation is experimental; documented Python introduction v1.14.0 does not imply every later backend/version combination is supported. Review capture 2026-10-31. 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Full source capture remains private; no vendor code, examples or documentation is redistributed. Microsoft source terms and trademarks remain with Microsoft. Google ADK repository Apache-2.0 licence was separately captured; no rights to third-party marks are asserted.", "reviewed_sections": [ "Known limitations", "Experimental", "A REST-based response", "Confirmation with Resume feature" ] } ], "observed_deployment": false, "commercial_reliance_boundary": "Documentation supports only the stated boundary. 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The existing checker does not diagnose these platforms, extract their logs or prove the documented condition occurred." }, "exact_access": { "endpoint": "/mcp/catalogue", "tool": "get_publication_record", "arguments": { "record_id": "VXI-EXT-ICE13-ADK-CONFIRMATION-SESSION-BACKEND-LIMIT-01-v1" }, "record_url": "/varexis-index/records/adk-confirmation-session-backend-limit.json", "original_mcp_search": false, "paid_saved_retrieval": false } }, "niche": { "niche_id": "ice13-governance", "label": "Agent Governance & Policy Boundaries", "classification_id": "governance", "classification_label": "Agent Governance & Policy Boundaries", "topic_id": "governance", "buyer_intent": "Refuse a supported durable-approval design without confirmation/backend compatibility for the deployed version; do not infer compatibility from general session support.", "comparison_role": "supplementary_discovery" }, "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.", "service_route": { "request_guide": "/varexis-index/request.html", "request_workflow": "/varexis-index/request-workflow.json", "service_id": "single_request", "service_routes_url": "/varexis-index/service-routes.json", "payment_required": true, "availability_endpoint": "/api/index/capabilities", "operational_status": "AUTOMATIC_SERVICE_CAPABILITIES_GATED", "checkout_url": "/index-access" }, "authority_boundary": "VAREXIS-INDEX informs evidence reliance. It does not provide advice, certification, deployment authority, security assurance, production approval, or guarantee.", "human_page": "/varexis-index/catalog.html#adk-confirmation-session-backend-limit", "machine_readable_record": "/varexis-index/records/adk-confirmation-session-backend-limit.json" }