Suite of pay-per-request AI tools and data APIs accepting x402 micropayments in USDC on Base/Solana. • Uncensored AI - Chat, reasoning, code generation, image creation via Venice.ai ($0.05-$0.25) • Crypto Analysis - Token security, wallet identity, contract decoding, DeFi positions ($0.02-$0.30) • Audio Generation - Text-to-speech, speech-to-text, sound effects via ElevenLabs ($0.01-$0.15) • Agent Tools - Weather, news, stocks, geocoding, Wikipedia, and 15+ utilities ($0.001-$0.01) • PadelMaps API - Global padel club data, court info, and match finding for 15,000+ clubs in 89 countries ($0.01) No API keys needed. Pay with USDC per request using HTTP 402 protocol. Docs: https://x402.onchainexpat.com | Padel: https://padelmaps.org/api/x402/docs
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
- 51072140
- chain_id
- 8453
- token_id
- 23922
checked at 2026-09-09T09:44:41.252428Z
Reachable?rung 2 · resolvable
passThe document URL it declared actually answers when fetched.
passed
- bytes
- 3520
- data_uri_variant
- base64
- inline
- true
- scheme
- data
- uri
data:application/json;base64,ewogICJ0eXBlIjogImh0dHBzOi8vZWlwcy5ldGhlcmV1bS5vcmcvRUlQUy9laXAtODAwNCNyZWdpc3RyYXRpb24tdjE… (4,725 chars — expand)
data:application/json;base64,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
checked at 2026-09-09T09:44:41.252428Z
Readable?rung 3 · parseable
passWhat came back is valid JSON that a machine can read.
passed
- body_bytes
- 3520
- body_sha256
- e5450bd1ad2193ed55004e87da73618cda01e84e88c4f29bd7adc625a1506ff5
- content_type
- —
checked at 2026-09-09T09:44:41.252428Z
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 2026-09-09T09:44:41.252428Z
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
- 23922
- declared_chain
- 8453
- declared_registry
- eip155:8453:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432
- match
- true
- registrations_seen
- 2
checked at 2026-09-09T09:44:41.252428Z
Answers?rung 6 · live
passA declared endpoint responds to a probe. Not implemented yet, so nobody passes or fails it.
passed
- endpoints
{"declared":"https://x402.onchainexpat.com/.well-known/agent-card.json","elapsed_ms":419,"final_url":"https://x402.oncha… (868 chars — expand)
{"declared":"https://x402.onchainexpat.com/.well-known/agent-card.json","elapsed_ms":419,"final_url":"https://x402.onchainexpat.com/.well-known/agent-card.json","http_status":200,"index":0,"kind":"https","name":"A2A","outcome":"live","probed":true,"probed_url":"https://x402.onchainexpat.com/.well-known/agent-card.json"}, {"declared":"https://x402.onchainexpat.com/.well-known/x402","elapsed_ms":421,"final_url":"https://x402.onchainexpat.com/.well-known/x402","http_status":200,"index":1,"kind":"https","name":"custom","outcome":"live","probed":true,"probed_url":"https://x402.onchainexpat.com/.well-known/x402"}, {"declared":"https://x402.onchainexpat.com/mcp/","elapsed_ms":495,"final_url":"https://x402.onchainexpat.com/mcp/","http_status":200,"index":2,"kind":"https","name":"MCP","outcome":"live","probed":true,"probed_url":"https://x402.onchainexpat.com/mcp/"}- endpoints_answered_not_live
- 0
- endpoints_declared
- 3
- endpoints_live
- 3
- endpoints_our_error
- 0
- endpoints_payment_gated
- 0
- endpoints_probeable
- 3
- endpoints_probed
- 3
- endpoints_refused
- 0
checked at 2026-09-16T09:08:38.232333Z
Has feedback?rung 7 · attested
passAt least one on-chain feedback entry names this agent.
passed
- distinct_authors
- 1
- feedback_count
- 1
checked at 2026-09-09T09:44:41.252428Z
Check it again, now
outside the censusOn-chain snapshot
base- token id
- 23922
- owner
- 0x739c393ccb9a42e0f94a3b433b8b3df9794087bb
- block
- 51,072,140
- observed
- 2026-09-09T09:44:41.254644Z
What the fetch saw
data- scheme
- data
- request url
- —
- final url
- —
- http status
- —
- content type
- —
- size
- 3,520 bytes
- sha256
- e5450bd1ad2193ed55004e87da73618cda01e84e88c4f29bd7adc625a1506ff5
- elapsed
- 0 ms
This run
reproducible- run
- 794d7afd-90ab-4c17-90c9-57f8b48e7a3d
- chain
- base
- pinned block
- 51,072,140
- agents
- 85,673
- started
- 2026-09-09T06:00:28.568294Z
- finished
- 2026-09-16T08:47:01.599361Z
- checker
- 0.7.0 · 981910a8f7451ff11d8af05abef0cc7852e25953
- spec commit
- 68fc6765761a10fb26f0692df21c8a6f9d12b1be
cargo run -p sweeper -- base # at block 51072140