{"slug":"b2-rpc","title":"Fastest free B² Network RPC, live no-key endpoint latency","subtitle":"HTTP round-trip latency for eth_getBlockByNumber against every free, no-key public B² Network RPC endpoint, audited every 60 seconds from 3 regions.","category":"RPCs","metric":"RPC latency","unit":"ms","status":"live","higherIsBetter":false,"filters":null,"value":235.832,"leader":{"name":"B² Network Official","slug":"b2-official","value":235.832},"leaders":[{"name":"B² Network Official","slug":"b2-official","value":235.832}],"rankings":[{"name":"B² Network Official","slug":"b2-official","value":235.832,"unit":"ms","ms":{"p50":235.832,"p90":379.735,"p99":453.008,"mean":225.554},"successRate":99.90729999999999,"sampleSize":4316.75},{"name":"dRPC","slug":"drpc","value":409.144,"unit":"ms","ms":{"p50":409.144,"p90":728.171,"p99":835.61,"mean":447.885},"successRate":99.9768,"sampleSize":4317.75}],"sparkline":[210.834,213.537,208.667,214.743,217.216,225.086,223.854,219.583,224.285,226.023,227.698,224.818,221.804,221.641,221.678,224.1,222.355,230.898,254.591,276.793,281.375,265.216,252.571,232.948,225.564,215.019,227.148,232.415,243.169,235.181,231.937,225.409,232.575,226.39,221.145,222.635,218.466,219.343,216.756,222.019,220.676,216.089,219.285,227.601,230.277,232.495,223.736,213.572,210.113,213.703,227.404,236.954,237.438,229.225,216.507,212.824,215.63,218.034,219.755,214.861,212.837,222.447,228.261,231.26,234.15,230.616,228.971,212.813,212.739,204.138,209.279,208.162,221.383],"sampleSize":12955.25,"asOf":"2026-11-03T04:32:21.097Z","freshness":{"asOf":"2026-11-03T04:32:21.097Z","ageHours":0.1,"stale":false},"measured":2,"ranked":2,"headline":"B² Network Official posts the lowest RPC latency at 236 ms (p50, 24h) across 2 ranked providers.","quote":"B² Network Official posts the lowest RPC latency at 236 ms (p50, 24h) across 2 ranked providers. Source: OpenChainBench (https://openchainbench.com/benchmarks/b2-rpc).","cite":{"plain":"OpenChainBench. \"Fastest free B² Network RPC, live no-key endpoint latency\". Retrieved 2026-11-03. https://openchainbench.com/benchmarks/b2-rpc","bibtex":"@misc{ocb_b2_rpc,\n  author = {OpenChainBench},\n  title  = {Fastest free B² Network RPC, live no-key endpoint latency},\n  year   = {2026},\n  url    = {https://openchainbench.com/benchmarks/b2-rpc},\n  note   = {Retrieved 2026-11-03}\n}","apa":"OpenChainBench. (2026). Fastest free B² Network RPC, live no-key endpoint latency. Retrieved November 3, 2026, from https://openchainbench.com/benchmarks/b2-rpc","ris":"TY  - GEN\r\nAU  - OpenChainBench\r\nTI  - Fastest free B² Network RPC, live no-key endpoint latency\r\nPY  - 2026\r\nUR  - https://openchainbench.com/benchmarks/b2-rpc\r\nY2  - 2026-11-03\r\nER  - \r\n"},"pageUrl":"https://openchainbench.com/benchmarks/b2-rpc","ogImage":"https://openchainbench.com/api/og/b2-rpc","source":"https://github.com/ChainBench/OpenChainBench/tree/main/harnesses/rpc-capabilities","methodology":["Cadence: every 60 seconds per provider, from each of 3 probe regions (us-east Virginia, eu-west Amsterdam, sgp Singapore). Headline p50/p90/p99 aggregate across all 3 regions via Prometheus `avg(quantile_over_time(...))`; per-region breakdowns are first-class on this page via the region tabs.","Payload: `{\"jsonrpc\":\"2.0\",\"id\":<rotating>,\"method\":\"eth_getBlockByNumber\",\"params\":[\"latest\",false]}`. Plain HTTP POST, identical for every endpoint, no API key in any request.","Latency measurement, call-result classification (`ok`, `http_err`, `jsonrpc_err`, `stale`, `timeout`) and the archive-depth audit follow the cluster method documented on [rpc-capabilities](https://openchainbench.com/benchmarks/rpc-capabilities#methodology); this page is the B² Network-scoped view of the same harness, with the same exclusion rules.","Chain scope: every query on this page is pinned to `chain=\"b2\"`. Provider coverage today: 2 no-key endpoints (B² Official, dRPC, Thirdweb)."],"license":"CC-BY-4.0"}