{"slug":"21btc-cc-bitcoin-data-298959e8","name":"21btc.cc Bitcoin Data","summary":"Live Bitcoin price, ETF flows, treasuries, on-chain metrics, fees, derivatives & wiki search.","status":"live","headings":[{"slug":"blockchain","title":"Blockchain & wallets"},{"slug":"stocks-investing","title":"Stocks & investing"}],"indexable":true,"listed_since":"2026-10-28T15:10:59.778617Z","sources":[{"source":"mcp_registry","external_id":"cc.21btc/bitcoin-data","owner_address":null,"seen_at":"2026-10-28T16:11:01.321855Z","removed_at":null}],"endpoints":[{"url":"https://21btc.cc/mcp","host":"21btc.cc","protocol":"mcp","state":"live","last_probe_at":"2026-11-14T12:15:24.210202Z","last_ok_at":"2026-11-14T12:15:24.210202Z","tools_count":14,"tools_changed_at":null,"uptime_24h":1.0,"uptime_30d":0.9333333333333333},{"url":"https://21btc.cc/mcp","host":"21btc.cc","protocol":"web","state":"live","last_probe_at":"2026-11-14T12:15:54.756475Z","last_ok_at":"2026-11-14T12:15:54.756475Z","tools_count":null,"tools_changed_at":null,"uptime_24h":1.0,"uptime_30d":1.0}],"also_listed_as":[],"payment_options":[],"usage":null,"assessment":{"method":"2026.11.4","checks":[{"id":"answers","state":"pass","reason":"Answered a check within the last hour."},{"id":"owner","state":"pass","reason":"Control proven: 21btc.cc, proven to the MCP Registry."},{"id":"track_record","state":"fail","reason":"Listed for 16 days; 30 are needed."},{"id":"real_customers","state":"not_applicable","reason":"It does not sell over x402."},{"id":"clean_scan","state":"pass","reason":"None of the patterns addrbook looks for (hidden instructions, invisible characters) appeared in the 14 tools this server showed it."}],"passed":3,"applicable":4,"contradicted":false,"computed_at":"2026-11-14T00:33:38.878206Z"},"identity":{"endpoint_domains":["21btc.cc"],"proven_domains":[{"domain":"21btc.cc","proven_by":"mcp_registry","serves_endpoint":true,"as_of":"2026-10-28T16:11:01.321855Z"}],"proven_wallets":[],"namesakes":[],"namesake_count":0,"identity_checks":[],"wallet_attestations":[],"human_backings":[]},"replies":[],"customers":null,"scan":{"endpoint_url":"https://21btc.cc/mcp","tools":14,"high":0,"medium":0,"findings":[],"observed_at":"2026-10-29T03:14:10.954566Z","evidence_id":989817},"notice":"Not affiliated with addrbook — claim or request removal."}