Celina is an open-source agent stack for Celo mainnet — MCP server, A2A specialist agent, OASF discovery, SDK, and hosted endpoint for balances, swaps, Self Agent ID, and chain tools for LLM agents.
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
- 74443315
- chain_id
- 42220
- token_id
- 9186
checked at 2026-08-10T07:04:51.583057Z
Reachable?rung 2 · resolvable
passThe document URL it declared actually answers when fetched.
passed
- elapsed_ms
- 791
- final_url
- https://www.usecelina.xyz/agent.json
- http_status
- 200
- request_url
- https://usecelina.xyz/agent.json
- scheme
- https
checked at 2026-08-10T07:04:51.583057Z
Readable?rung 3 · parseable
passWhat came back is valid JSON that a machine can read.
passed
- body_bytes
- 2289
- body_sha256
- 72b6a45e2bc3161a5cae9c7ef46a017eca5a1d989b4106ed2fe7958dcfd79080
- content_type
- application/json; charset=utf-8
checked at 2026-08-10T07:04:51.583057Z
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
- (empty)
- must_violations
- (empty)
- registrations_checked
- 2
- services_field_source
- services
- services_status
- present
- should_gaps
- services[].version
- spec_commit
- 68fc6765761a10fb26f0692df21c8a6f9d12b1be
checked at 2026-08-10T07:04:51.583057Z
Claims its identity?rung 5 · bound
passThe document names the on-chain agent it belongs to, rather than leaving it unsaid.
passed
- declared_agent_id
- 9186
- declared_chain
- 42220
- declared_registry
- eip155:42220:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432
- match
- true
- registrations_seen
- 2
checked at 2026-08-10T07:04:51.583057Z
Answers?rung 6 · live
passA declared endpoint responds to a probe. Not implemented yet, so nobody passes or fails it.
passed
- endpoints
{"declared":"https://usecelina.xyz","elapsed_ms":615,"final_url":"https://www.usecelina.xyz/","http_status":200,"index":… (1,866 chars — expand)
{"declared":"https://usecelina.xyz","elapsed_ms":615,"final_url":"https://www.usecelina.xyz/","http_status":200,"index":0,"kind":"https","name":"web","outcome":"live","probed":true,"probed_url":"https://usecelina.xyz"}, {"declared":"https://celeste.usecelina.xyz","elapsed_ms":1098,"final_url":"https://celeste.usecelina.xyz/","http_status":200,"index":1,"kind":"https","name":"Celeste","outcome":"live","probed":true,"probed_url":"https://celeste.usecelina.xyz"}, {"declared":"https://usecelina.xyz/mcp/remote","elapsed_ms":707,"final_url":"https://www.usecelina.xyz/mcp/remote","http_status":200,"index":2,"kind":"https","name":"MCP docs","outcome":"live","probed":true,"probed_url":"https://usecelina.xyz/mcp/remote"}, {"declared":"https://app.ai.self.xyz","elapsed_ms":641,"final_url":"https://docs.self.xyz/","http_status":200,"index":3,"kind":"https","name":"Self Agent ID","outcome":"live","probed":true,"probed_url":"https://app.ai.self.xyz"}, {"declared":"0x7C6c7C0DE51f5F2ed56936b568A44c266A255f81","index":4,"kind":"other","name":"wallet","probed":false}, {"declared":"https://mcp.usecelina.xyz/api/mcp","elapsed_ms":817,"final_url":"https://mcp.usecelina.xyz/api/mcp","http_status":200,"index":5,"kind":"https","name":"MCP","outcome":"live","probed":true,"probed_url":"https://mcp.usecelina.xyz/api/mcp"}, {"declared":"https://usecelina.xyz/.well-known/agent-card.json","elapsed_ms":756,"final_url":"https://www.usecelina.xyz/.well-known/agent-card.json","http_status":200,"index":6,"kind":"https","name":"A2A","outcome":"live","probed":true,"probed_url":"https://usecelina.xyz/.well-known/agent-card.json"}, {"declared":"https://github.com/agntcy/oasf/","elapsed_ms":2334,"final_url":"https://github.com/agntcy/oasf/","http_status":200,"index":7,"kind":"https","name":"OASF","outcome":"live","probed":true,"probed_url":"https://github.com/agntcy/oasf/"}- endpoints_answered_not_live
- 0
- endpoints_declared
- 8
- endpoints_live
- 7
- endpoints_our_error
- 0
- endpoints_payment_gated
- 0
- endpoints_probeable
- 7
- endpoints_probed
- 7
- endpoints_refused
- 0
checked at 2026-08-10T07:07:52.226139Z
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 2026-08-10T07:04:51.583057Z
Check it again, now
outside the censusOn-chain snapshot
celo- token id
- 9186
- owner
- 0x68961ac3376fa6c2aa20689307be57f107031b31
- block
- 74,443,315
- observed
- 2026-08-10T07:04:51.586321Z
What the fetch saw
https- scheme
- https
- request url
- https://usecelina.xyz/agent.json
- final url
- https://www.usecelina.xyz/agent.json
- http status
- 200
- content type
- application/json; charset=utf-8
- size
- 2,289 bytes
- sha256
- 72b6a45e2bc3161a5cae9c7ef46a017eca5a1d989b4106ed2fe7958dcfd79080
- elapsed
- 791 ms
This run
reproducible- run
- 4131a5a1-0461-46ce-b393-bcd825d2113b
- chain
- celo
- pinned block
- 74,443,315
- agents
- 9,765
- started
- 2026-08-10T06:41:13.909696Z
- finished
- 2026-08-10T07:06:42.747601Z
- checker
- 0.7.0 · 55deaa9ce71c025a9199311a53cdc2de236eae53
- spec commit
- 68fc6765761a10fb26f0692df21c8a6f9d12b1be
cargo run -p sweeper -- celo # at block 74443315