An AI agent is a software system designed to perceive its environment, process information, and take actions to achieve specific goals. It can learn from data, adapt to changes, and automate tasks efficiently. AI agents are used in chatbots, recommendation systems, robotics, and decision-making tools across many industries today.
The seven checks, with their evidence
7 recordedRegistered?rung 1 · registered
passThe agent exists in the on-chain registry, with an owner and a document URL.
passed
- block_number
- 25873488
- chain_id
- 1
- token_id
- 32062
checked at 2026-08-31T07:09:59.908422Z
Reachable?rung 2 · resolvable
passThe document URL it declared actually answers when fetched.
passed
- bytes
- 572
- data_uri_variant
- base64
- inline
- true
- scheme
- data
- uri
- data:application/json;base64,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
checked at 2026-08-31T07:09:59.908422Z
Readable?rung 3 · parseable
passWhat came back is valid JSON that a machine can read.
passed
- body_bytes
- 572
- body_sha256
- 3bcc3fdcb7374a635022d24ac72003ed920798c15fdec33f374af8ee026d6ee7
- content_type
- —
checked at 2026-08-31T07:09:59.908422Z
Follows the spec?rung 4 · conformant
passThe document meets what ERC-8004 requires of it.
passed
- both_fields_present
- false
- legacy_endpoints_field
- false
- may_gaps
- x402Support, supportedTrust
- must_violations
- (empty)
- registrations_checked
- 0
- services_field_source
- services
- services_status
- empty
- should_gaps
- services_empty, registrations
- spec_commit
- 68fc6765761a10fb26f0692df21c8a6f9d12b1be
checked at 2026-08-31T07:09:59.908422Z
Claims its identity?rung 5 · bound
unclaimedThe document names the on-chain agent it belongs to, rather than leaving it unsaid.
unclaimed — the document made no claim to check
- declared_agent_id
- —
- declared_chain
- —
- declared_registry
- —
- match
- —
- reason
- unclaimed
- registrations_seen
- 0
checked at 2026-08-31T07:09:59.908422Z
Answers?rung 6 · live
unprobeableA declared endpoint responds to a probe. Not implemented yet, so nobody passes or fails it.
unprobeable — no declared endpoint that a probe can reach
- endpoints
- (empty)
- endpoints_answered_not_live
- 0
- endpoints_declared
- 0
- endpoints_live
- 0
- endpoints_our_error
- 0
- endpoints_payment_gated
- 0
- endpoints_probeable
- 0
- endpoints_probed
- 0
- endpoints_refused
- 0
- kinds
- (empty)
- reason
- no_services_declared
checked at 2026-08-31T08:46:48.862283Z
Has feedback?rung 7 · attested
failAt least one on-chain feedback entry names this agent.
did not pass
- distinct_authors
- 0
- feedback_count
- 0
- reason
- no_feedback
checked at 2026-08-31T07:09:59.908422Z
On-chain snapshot
mainnet- token id
- 32062
- owner
- 0x9e0f831846fcc1cd0cdbb4fd773d2474b8d5bd2f
- block
- 25,873,488
- observed
- 2026-08-31T07:09:59.910366Z
What the fetch saw
data- scheme
- data
- request url
- —
- final url
- —
- http status
- —
- content type
- —
- size
- 572 bytes
- sha256
- 3bcc3fdcb7374a635022d24ac72003ed920798c15fdec33f374af8ee026d6ee7
- elapsed
- 0 ms
This run
reproducible- run
- bba33eff-c533-4bca-8fa0-0f084928bcde
- chain
- mainnet
- pinned block
- 25,873,488
- agents
- 50,638
- started
- 2026-08-31T06:32:02.218274Z
- finished
- 2026-08-31T08:10:40.641929Z
- checker
- 0.7.0 · 981910a8f7451ff11d8af05abef0cc7852e25953
- spec commit
- 68fc6765761a10fb26f0692df21c8a6f9d12b1be
cargo run -p sweeper -- mainnet # at block 25873488