{"slug":"chain-id-eip-155-81a80e57","name":"Chain ID (EIP-155)","summary":"The EIP-155 chain ID for any supported network via eth_chainId — the read multi-chain agents make to confirm which chain an RPC is on before signing. Across Base, Ethereum, Optimism, Arbitrum, Polygon, Gnosis. Free public RPC; 6 chains vs onesource's Ethereum-only coverage. List your own x402 service on bazaar.agentexchange.work/listings: 1 USD, 30 days, live at once, no account.","status":"live","headings":[{"slug":"blockchain","title":"Blockchain & wallets"}],"indexable":true,"listed_since":"2026-10-25T17:51:27.662189Z","sources":[{"source":"x402_bazaar","external_id":"https://x402-agent-store.rileycraig14.workers.dev/chain/chain-id","owner_address":"0xc91ce6291edc0713ec753bafba002506ffb2b95c","seen_at":"2026-11-11T10:16:47.714474Z","removed_at":null}],"endpoints":[{"url":"https://x402-agent-store.rileycraig14.workers.dev/chain/chain-id","host":"x402-agent-store.rileycraig14.workers.dev","protocol":"x402","state":"live","last_probe_at":"2026-11-12T02:57:22.193018Z","last_ok_at":"2026-11-12T02:57:22.193018Z","tools_count":null,"tools_changed_at":null,"uptime_24h":1.0,"uptime_30d":1.0}],"also_listed_as":[{"slug":"x402-agent-store-rileycraig14-workers-dev-548be509","name":"x402-agent-store.rileycraig14.workers.dev"}],"payment_options":[{"endpoint_url":"https://x402-agent-store.rileycraig14.workers.dev/chain/chain-id","network":"eip155:8453","scheme":"exact","rail":"exact","asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","coin":"USDC","asset_label":"USD Coin","amount":"1000","pay_to":"0xc91ce6291edc0713ec753bafba002506ffb2b95c","observed_at":"2026-11-12T02:57:22.193018Z"}],"usage":{"source":"x402_bazaar","unique_payers_30d":2,"paid_calls_30d":2,"last_paid_at":"2026-10-24T02:00:58.004Z","reported_at":"2026-11-11T10:16:47.714474Z"},"assessment":{"method":"2026.11.4","checks":[{"id":"answers","state":"pass","reason":"Answered a check 6 hours ago."},{"id":"owner","state":"fail","reason":"No one has proven control of its domain or of the wallet it is paid at."},{"id":"track_record","state":"fail","reason":"Listed for 17 days; 30 are needed."},{"id":"real_customers","state":"fail","reason":"2 different wallets paid it in 30 days, as the x402 Bazaar reports (not yet counted by addrbook); 10 are needed."},{"id":"clean_scan","state":"not_applicable","reason":"Not an MCP server."}],"passed":1,"applicable":4,"contradicted":false,"computed_at":"2026-11-12T00:30:34.202913Z"},"identity":{"endpoint_domains":["rileycraig14.workers.dev"],"proven_domains":[],"proven_wallets":[],"namesakes":[],"namesake_count":0,"identity_checks":[],"wallet_attestations":[],"human_backings":[]},"replies":[],"customers":null,"scan":null,"notice":"Not affiliated with addrbook — claim or request removal."}