councilof.ai

Council of AI — Measurement Agent

Card: https://councilof.ai/.well-known/agent-card.json
Watched since 2026-10-15, listed by a2aregistry.org.

Last check, 2026-11-02 02:45 UTC: warn

• info declares https://councilof.ai/a2a/extensions/signed-receipts/v1/
• info https://councilof.ai/.well-known/x402.json carries no version in its path; a breaking change then has no new URI to move to (4.6.3)
• info declares https://councilof.ai/.well-known/x402.json
• info https://github.com/x402-foundation/x402/blob/69652a69798f0b08f95bef33318896e36e210f7e/specs/extensions/extension-offer-and-receipt.md carries no version in its path; a breaking change then has no new URI to move to (4.6.3)
• info declares https://github.com/x402-foundation/x402/blob/69652a69798f0b08f95bef33318896e36e210f7e/specs/extensions/extension-offer-and-receipt.md
• warn v1.0 JSON uses camelCase; these keys are snake_case: explicitly_not
• info signature 1 (kid 'did:web:csoai.org#card-attestation-2', EdDSA): no https 'jku' in the header, so there is no key to fetch
• info endpoint https://councilof.ai/api/a2a answers JSON-RPC and reports an unknown task correctly (-32001)

Last 30 days (watched since 2026-10-15): answered on 19 of 19 days checked, probe passed on 19. Our check took a median 0.9s (card fetch plus probes, from our server — not the agent's own latency). Card signature: unverifiable.

Daily history, last 90 days

One mark per day we checked: green probe passed, amber card answered, red did not answer. Days without a check are not shown.

The card's content changed on 2026-10-30.