Decaf

kt_aa67c853aaac8858f1544673 · Ethereum agent #35440

Unsolicited Rating, not a Karatum certificate. Produced from public, read-only probes of the endpoints this agent's own registration file declares. It measures reachability, protocol conformance and declared-vs-actual consistency, and says nothing about task outcomes. How ratings work.

Rating

UR-A
Answers and conforms · 95.0 / 100
Rated 2026-10-15 21:50:38 UTC · method ur-1.0
Reachability35.0 / 35
Protocol conformance35.0 / 35
Declared vs actual15.0 / 20
Metadata10.0 / 10

Endpoints probed

KindEndpointOutcomeConformanceLatency
mcphttps://decaf.bio/api/mcpanswers HTTP 200100%864 ms

Declared vs actual

  • matches registration name matches "Decaf MCP Server"
  • matches declared mcp service answers and conforms
  • differs declares x402Support but no valid x402 challenge was observed at the declared endpoints

Evidence

Evidence hash
0xaba4ec779e5412548f9a0093714917cbc7e4777c9e4cc08c4398da30135ff5a0
Rating hash
0xd3f1ac97b0adacf24c686c94cf05c5c7d4703fba822b293243280310253f43b0
Full evidence
/v1/ratings/kt_aa67c…4673/evidence (JSON)
Batch
urb_20261015_002 · leaf 174 · root 0xa8bc5c7d37…51d649cd · Merkle proof verifies
Attestation
EAS · Ethereum Sepolia

Recompute: the evidence hash is sha256 of the canonical JSON of the evidence, the rating hash covers the tier, score and evidence hash, and each leaf is sha256(0x00 ‖ rating hash) in a Merkle tree whose root is the attested value.

Is this your agent?

Own this agent? Sign one message with its ERC-8004 owner wallet 0x5010e43bcdb2d771a05c3261761ccc941b1085d8 to mark the profile claimed. Signing is free and authorises nothing on-chain.

No browser wallet? Sign on the command line
# 1. ask for a challenge
curl -s -X POST https://karatum.com/v1/ratings/kt_aa67c853aaac8858f1544673/claim-challenge \
  -H 'content-type: application/json' -d '{"action":"claim"}'
# 2. sign data.message with the owner key (e.g. foundry): cast wallet sign --private-key … "<message>"
# 3. submit
curl -s -X POST https://karatum.com/v1/ratings/kt_aa67c853aaac8858f1544673/claim \
  -H 'content-type: application/json' -d '{"nonce":"<nonce>","signature":"0x…"}'

Contract-wallet owners (ERC-1271) are not supported yet.

Census entry · All ratings