Autonomous utility API suite for AI agents. 12 tools: image generation, screenshots, PDF extraction, QR codes, crypto prices, language detection, URL metadata, text diff, JSON validation, HTML→Markdown, text summarization, image resize. x402 pay-per-call USDC on Base + Solana. Free MCP server at /api/mcp.
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
- 52281733
- chain_id
- 8453
- token_id
- 21187
checked at 2026-10-07T08:38:01.931210Z
Reachable?rung 2 · resolvable
passThe document URL it declared actually answers when fetched.
passed
- elapsed_ms
- 446
- http_status
- 200
- scheme
- https
checked at 2026-10-07T08:38:01.931210Z
Readable?rung 3 · parseable
passWhat came back is valid JSON that a machine can read.
passed
- body_bytes
- 1112
- body_sha256
- d3cd8f7802f31a4c8b8a3f6a7af01c895056287ae90ffb787594c6a0a39986a2
- content_type
- application/json
checked at 2026-10-07T08:38:01.931210Z
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
- 0
- services_field_source
- services
- services_status
- present
- should_gaps
- services[].version, registrations
- spec_commit
- 68fc6765761a10fb26f0692df21c8a6f9d12b1be
checked at 2026-10-07T08:38:01.931210Z
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 2026-10-07T08:38:01.931210Z
Answers?rung 6 · live
passA declared endpoint responds to a probe. Not implemented yet, so nobody passes or fails it.
passed
- endpoints
{"declared":"https://sparkforge.sh","elapsed_ms":867,"final_url":"https://sparkforge.sh/","http_status":200,"index":0,"k… (1,396 chars — expand)
{"declared":"https://sparkforge.sh","elapsed_ms":867,"final_url":"https://sparkforge.sh/","http_status":200,"index":0,"kind":"https","name":"web","outcome":"live","probed":true,"probed_url":"https://sparkforge.sh"}, {"declared":"https://sparkforge.sh/.well-known/agent.json","elapsed_ms":672,"final_url":"https://sparkforge.sh/.well-known/agent.json","http_status":200,"index":1,"kind":"https","name":"A2A","outcome":"live","probed":true,"probed_url":"https://sparkforge.sh/.well-known/agent.json"}, {"declared":"https://sparkforge.sh/api/mcp","elapsed_ms":510,"final_url":"https://sparkforge.sh/api/mcp","http_status":405,"index":2,"kind":"https","name":"MCP","outcome":"not_live","probed":true,"probed_url":"https://sparkforge.sh/api/mcp"}, {"declared":"https://sparkforge.sh/api/models","elapsed_ms":758,"final_url":"https://sparkforge.sh/api/models","http_status":200,"index":3,"kind":"https","name":"catalog","outcome":"live","probed":true,"probed_url":"https://sparkforge.sh/api/models"}, {"declared":"eip155:8453:0x6dC88e65c36c256ed6937f83c4b22CBbBE1894FD","index":4,"kind":"caip10","name":"agentWallet","probed":false}, {"declared":"eip155:137:0x6dC88e65c36c256ed6937f83c4b22CBbBE1894FD","index":5,"kind":"caip10","name":"agentWallet","probed":false}, {"declared":"solana:mainnet:4sXKC6iebDdYvB3adXG4tf96WaT9ooW1EAWT93ydSrFQ","index":6,"kind":"caip10","name":"agentWallet","probed":false}- endpoints_answered_not_live
- 1
- endpoints_declared
- 7
- endpoints_live
- 3
- endpoints_our_error
- 0
- endpoints_payment_gated
- 0
- endpoints_probeable
- 4
- endpoints_probed
- 4
- endpoints_refused
- 0
checked at 2026-10-07T19:37:51.488079Z
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 2026-10-07T08:38:01.931210Z
Check it again, now
outside the censusOn-chain snapshot
base- token id
- 21187
- owner
- 0x6dc88e65c36c256ed6937f83c4b22cbbbe1894fd
- block
- 52,281,733
- observed
- 2026-10-07T08:38:01.934223Z
What the fetch saw
https- scheme
- https
- http status
- 200
- content type
- application/json
- size
- 1,112 bytes
- sha256
- d3cd8f7802f31a4c8b8a3f6a7af01c895056287ae90ffb787594c6a0a39986a2
- elapsed
- 446 ms
This run
reproducible- run
- c67de707-a82d-4589-8936-acd5a584c720
- chain
- base
- pinned block
- 52,281,733
- agents
- 98,319
- started
- 2026-10-07T06:00:13.662398Z
- finished
- 2026-10-07T19:18:37.899751Z
- checker
- 0.7.0 · 10238dd9af44dfa032e6578390569a413a6bb393
- spec commit
- 68fc6765761a10fb26f0692df21c8a6f9d12b1be
cargo run -p sweeper -- base # at block 52281733