Council of AI — Measurement Agent: A2A agent card

What the card declares

Provider

CSOAI Ltd

Endpoint

https://councilof.ai/api/a2a

Protocol version

1.0

Transport

JSONRPC

Agent version

1.1.0

Card shape

v1.0

Since when this agent answers

Followed since

2026-09-08

Last answer

2026-09-08

Readings

1

Answers

1

Declared skills

• Signed GSPC BoardSendMessage answers with the live board: totals.lid verbatim from GET /api/gspc and the derived axis rows (axis, family, kind, status, n, separation, leader state). Empty cells stay empty; a withheld leader is a state,…
  • measurement
  • governance
  • verification
• East-West crosswalk & cross-border cardOne signed GSPC measurement mapped across EU, UK, US, Illinois, and China GB/T alignment surfaces. Crosswalk v1 JSON, cross-border signed card, and stranger verify at /gspc-verify. Measurement only — determination stays…
  • cross-border
  • crosswalk
  • measurement
  • verification
• Measured BadgeA global-board README link plus a card-bound status badge. The global board never becomes a model score. A model-specific score may render only from a VALID signed cell that names the exact subject and immutable…
  • measurement
  • governance
  • verification
• Benchmark-quality registerSigned register of what third-party AI benchmarks disclose about their own process integrity. Deterministic predicates only — no language model judges. Records are unsolicited; nothing on the register is certification or…
  • meta-evaluation
  • benchmark-quality
  • reproducibility
  • governance
• Article 50 provenance detection (free)Verify a C2PA-style signed manifest for AI-generated content (EU AI Act Article 50) at POST https://councilof.ai/api/detect. Deterministically checks the Ed25519-signed metadata layer and the IPTC/schema.org…
  • article-50
  • provenance
  • detection
  • verification
  • c2pa
• EU AI Act screening helper (deterministic, text-only)POST https://councilof.ai/api/assess with a system description. Keyword matches name the Annex III categories and Article 5 patterns a human should inspect; no model is consulted. It does not establish legal tier,…
  • eu-ai-act
  • screening
  • deterministic
• x402 discovery + free doorAgents discover paid artefact rails via GET https://councilof.ai/.well-known/x402.json (mode live, Base eip155:8453, USDC; amounts from challenge only — no invent price). Catalog GET /api/x402. Free door GET…
  • x402
  • discovery
  • payments
  • measurement

Findings

• NoteCard not signed: nothing attests that it comes from its authorsignatures

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