{"domain":"structured-output-mcp-agent-langchain-core.getvda.ai","count":2,"changes":[{"captured_at":"2026-09-04T11:12:20","card_hash":"c07a2e2e1ef8c44268f74506175330942582adf05198efc5f546ae3d61ac6d30","previous_card_hash":"f7ebf6c42b8a927e525ba07e96688e29c5e63a0586432a62dc02163e4eb0aa99","diff":{"skills_added":[],"skills_removed":[],"skills_changed":[],"fields_changed":[],"other_changed":true,"is_empty":false,"human_summary":"internal fields changed"}},{"captured_at":"2026-09-03T09:25:16","card_hash":"f7ebf6c42b8a927e525ba07e96688e29c5e63a0586432a62dc02163e4eb0aa99","previous_card_hash":null,"diff":{"skills_added":[{"id":"agent-protocol","name":"Agent Protocol","description":"agent protocol capability provided by mcp.","tags":["mcp"],"inputModes":["text/plain","application/json"],"outputModes":["application/json"]},{"id":"llm-client","name":"Llm Client","description":"llm client capability provided by openai.","tags":["openai"],"inputModes":["text/plain","application/json"],"outputModes":["application/json"]},{"id":"observability","name":"Observability","description":"observability capability provided by opentelemetry-api.","tags":["opentelemetry-api"],"inputModes":["text/plain","application/json"],"outputModes":["application/json"]},{"id":"orchestration","name":"Orchestration","description":"orchestration capability provided by langchain-core.","tags":["langchain-core"],"inputModes":["text/plain","application/json"],"outputModes":["application/json"]},{"id":"selftest","name":"Self-test (free verification)","description":"FREE — no payment, no API key, no signup. Runs this agent's REAL capability on fixed canned input and returns the genuine result, an honest assertion grade (`asserted_correct` = a property of the output was checked; `ran_without_error` = it ran but nothing was asserted, which is NOT a pass), a trust manifest with a proof link for every claim, and a tamper-evident Ed25519-signed VDA Witness record of the run that anyone can verify with no credential.","tags":["verification","free","trust","attestation","witness"],"inputModes":["text/plain","application/json"],"outputModes":["application/json"]},{"id":"structured-output","name":"Structured Output","description":"structured output capability provided by instructor.","tags":["instructor"],"inputModes":["text/plain","application/json"],"outputModes":["application/json"]}],"skills_removed":[],"skills_changed":[],"fields_changed":[{"field":"name","before":null,"after":"Structured Output MCP Agent (Langchain Core)"},{"field":"description","before":null,"after":"Structured Output MCP Agent (Langchain Core): composes instructor + langchain-core + mcp + openai + opentelemetry-api — structured-output, orchestration, agent-protocol, llm-client, observability via A2A + MCP."},{"field":"version","before":null,"after":"0.1.1"},{"field":"protocolVersion","before":null,"after":"0.3.0"},{"field":"url","before":null,"after":"https://structured-output-mcp-agent-langchain-core.getvda.ai/a2a/"},{"field":"documentationUrl","before":null,"after":"https://structured-output-mcp-agent-langchain-core.getvda.ai/governance.md"},{"field":"preferredTransport","before":null,"after":"JSONRPC"}],"other_changed":true,"is_empty":false,"human_summary":"added 6 skills · name ∅ → Structured Output MCP Agent (Langchain C · description ∅ → Structured Output MCP Agent (Langchain C · version ∅ → 0.1.1 · protocolVersion ∅ → 0.3.0 · url ∅ → https://structured-output-mcp-agent-lang · documentationUrl ∅ → https://structured-output-mcp-agent-lang · preferredTransport ∅ → JSONRPC"}}]}