{"slug":"metis-rpc","title":"Metis RPC endpoints: free public URLs by latency","subtitle":"HTTP round-trip latency for the `eth_getBlockByNumber(\"latest\", false)` method against every free, no-key public Metis EVM endpoint, audited every 60 seconds from 3 regions.","category":"RPCs","metric":"RPC latency","unit":"ms","status":"live","higherIsBetter":false,"filters":null,"value":55.7998,"leader":{"name":"PublicNode","slug":"publicnode","value":55.7998},"leaders":[{"name":"PublicNode","slug":"publicnode","value":55.7998}],"rankings":[{"name":"PublicNode","slug":"publicnode","value":55.7998,"unit":"ms","ms":{"p50":55.7998,"p90":74.7125,"p99":286.17,"mean":64.1186},"successRate":100,"sampleSize":4318.75},{"name":"Metis","slug":"metis-official","value":135.554,"unit":"ms","ms":{"p50":135.554,"p90":157.536,"p99":215.193,"mean":141.777},"successRate":100,"sampleSize":4314.75},{"name":"dRPC","slug":"drpc","value":174.591,"unit":"ms","ms":{"p50":174.591,"p90":246.149,"p99":498.577,"mean":196.6},"successRate":100,"sampleSize":4311.75}],"sparkline":[67.4537,59.8695,63.2517,63.995,65.4498,63.7221,66.4296,68.591,69.5609,66.4135,62.7173,61.2376,60.6081,65.5298,65.6261,71.2147,76.6592,76.0466,71.5441,66.8479,68.8933,70.6883,67.5456,65.0066,75.0585,81.3667,82.1404,71.9775,61.0038,61.099,56.8028,58.8958,57.3932,58.0951,56.9717,56.6431,57.771,57.5429,58.8075,59.2077,59.6852,59.0668,57.0712,57.4032,59.4988,59.2393,59.1738,56.7084,56.5847,55.5285,54.8537,60.3171,60.9278,65.9137,64.2782,64.6978,60.33,58.2259,60.3707,60.2753,59.6903,58.7386,58.9943,60.0021,59.465,59.8983,59.0356,59.0858,61.7993,69.2697,77.6186,80.0017,86.8623],"sampleSize":17258,"asOf":"2026-11-02T13:19:51.098Z","freshness":{"asOf":"2026-11-02T13:19:51.098Z","ageHours":0.1,"stale":false},"measured":3,"ranked":3,"headline":"PublicNode has the lowest median latency of the 3 free public Metis RPC endpoints measured, 56 ms (p50, 24h, 3 regions).","quote":"PublicNode has the lowest median latency of the 3 free public Metis RPC endpoints measured, 56 ms (p50, 24h, 3 regions). Source: OpenChainBench (https://openchainbench.com/benchmarks/metis-rpc).","cite":{"plain":"OpenChainBench. \"Metis RPC endpoints: free public URLs by latency\". Retrieved 2026-11-02. https://openchainbench.com/benchmarks/metis-rpc","bibtex":"@misc{ocb_metis_rpc,\n  author = {OpenChainBench},\n  title  = {Metis RPC endpoints: free public URLs by latency},\n  year   = {2026},\n  url    = {https://openchainbench.com/benchmarks/metis-rpc},\n  note   = {Retrieved 2026-11-02}\n}","apa":"OpenChainBench. (2026). Metis RPC endpoints: free public URLs by latency. Retrieved November 2, 2026, from https://openchainbench.com/benchmarks/metis-rpc","ris":"TY  - GEN\r\nAU  - OpenChainBench\r\nTI  - Metis RPC endpoints: free public URLs by latency\r\nPY  - 2026\r\nUR  - https://openchainbench.com/benchmarks/metis-rpc\r\nY2  - 2026-11-02\r\nER  - \r\n"},"pageUrl":"https://openchainbench.com/benchmarks/metis-rpc","ogImage":"https://openchainbench.com/api/og/metis-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. The request id rotates, but that does not guarantee a cache miss: many caches normalise `id` away. Measured 2026-10-08, fixed and rotating ids answer within 2 to 4 percent of each other.","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 Metis-scoped view of the same harness, with the same exclusion rules.","Chain scope: every query on this page is pinned to `chain=\"metis\"`. Provider coverage: 3 no-key endpoints."],"license":"CC-BY-4.0"}