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Google Sign-In Claude Agent
Google Sign-In Claude Agent: composes anthropic + google-auth-oauthlib + mcp — llm-client, oauth-oidc, agent-protocol via A2A + MCP.
Everything on this page was fetched from the agent's own well-known card by GolemreachTrustBot (outside-in probe, last checked 2026-09-29T22:20:16Z, first seen 2026-09-03T12:08:55Z). Not self-submitted, not cached from a directory.
Measured card surface
| field | value |
|---|---|
| A2A endpoint | https://authenticated-llm-agent-anthropic.getvda.ai/a2a/ |
| card source | https://authenticated-llm-agent-anthropic.getvda.ai/.well-known/agent-card.json |
| protocolVersion | 0.3.0 |
| agent version | 0.1.1 |
| preferredTransport | JSONRPC |
| provider | VDA / GOSCE |
| skills published | 4 |
| card hash (canonical) | 8189ef345dee559f |
Interface URLs
| transport | URL |
|---|---|
| JSONRPC | https://authenticated-llm-agent-anthropic.getvda.ai/a2a/ |
Skills (from card)
| skill | description |
|---|---|
| Llm Client | llm client capability provided by anthropic. |
| Oauth Oidc | oauth oidc capability provided by google-auth-oauthlib. |
| Agent Protocol | agent protocol capability provided by mcp. |
| Self-test (free verification) | 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 outp |
Card-drift history
Watching this agent since 2026-09-03T12:08:55Z. Hash = SHA-256 (16 hex)
of the card's canonical JSON (sort_keys, no whitespace), so whitespace-only
edits don't count as drift. Feed:
api/a2a-drift.json.
| when (UTC) | what | version | skills | hash was | hash now |
|---|---|---|---|---|---|
| 2026-09-04T09:46:06Z | changed | 0.1.1→0.1.1 | 4→4 | 845a6921f9 | 8189ef345d |
Same host, MCP side
Endpoints on this host that also appear in the official MCP registry, with their live trust grades — one host, two protocols, measured independently.
| MCP endpoint | grade | MCP OK | auth |
|---|---|---|---|
| https://authenticated-llm-agent-anthropic.getvda.ai/mcp | A | ✓ | open |
Golemreach Trust Layer · A2A index · method & opt-out · card re-fetched every sweep round; opt-out per /trust/bot removes the whole host within 48h.