{"slug":"bitcoin-mempool-congestion-c62cbea6","name":"Bitcoin mempool congestion","summary":"Live snapshot of the Bitcoin mempool: number of unconfirmed transactions, total pending virtual size (bytes and MB), the current backlog in blocks, total fees pending (sats and BTC), the fee-rate histogram, and the current chain tip height. Lets an agent gauge network congestion and time a transaction.","status":"live","indexable":true,"listed_since":"2026-10-25T17:52:39.208110Z","sources":[{"source":"x402_bazaar","external_id":"https://chain.openverbs.com/v1/btc-mempool","owner_address":"0xb3f4de103f34b99f0da19b4f16d6b53a14c2194a","seen_at":"2026-10-26T18:18:50.762037Z","removed_at":null}],"endpoints":[{"url":"https://chain.openverbs.com/v1/btc-mempool","host":"chain.openverbs.com","protocol":"x402","state":"live","last_probe_at":"2026-10-26T07:35:21.172672Z","last_ok_at":"2026-10-26T07:35:21.172672Z","tools_count":null,"tools_changed_at":null,"uptime_24h":1.0,"uptime_30d":1.0}],"also_listed_as":[{"slug":"chain-openverbs-com-7028584c","name":"chain.openverbs.com"}],"payment_options":[{"endpoint_url":"https://chain.openverbs.com/v1/btc-mempool","network":"eip155:8453","scheme":"exact","rail":"exact","asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","coin":"USDC","asset_label":"USD Coin","amount":"6000","pay_to":"0xb3f4de103f34b99f0da19b4f16d6b53a14c2194a","observed_at":"2026-10-26T07:35:21.172672Z"}],"usage":{"source":"x402_bazaar","unique_payers_30d":3,"paid_calls_30d":3,"last_paid_at":"2026-10-08T06:09:11.284Z","reported_at":"2026-10-26T18:18:50.762037Z"},"assessment":{"method":"2026.10.1","checks":[{"id":"answers","state":"pass","reason":"Answered a check 7 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 0 days; 30 are needed."},{"id":"real_customers","state":"fail","reason":"3 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":"2026-10-26T14:49:46.891261Z"},"identity":{"endpoint_domains":["openverbs.com"],"proven_domains":[],"proven_wallets":[],"namesakes":[],"namesake_count":0,"identity_checks":[]},"replies":[],"customers":null,"scan":null,"notice":"Not affiliated with addrbook — claim or request removal."}