{"slug":"fantom-rpc","title":"Fantom RPC endpoints: free public URLs by latency","subtitle":"HTTP round-trip latency for eth_getBlockByNumber against every free, no-key public Fantom EVM endpoint, audited every 60 seconds from 3 regions.","category":"RPCs","metric":"RPC latency","unit":"ms","status":"live","higherIsBetter":false,"filters":null,"value":115.589,"leader":{"name":"Fantom Foundation","slug":"fantom-official","value":115.589},"leaders":[{"name":"Fantom Foundation","slug":"fantom-official","value":115.589}],"rankings":[{"name":"Fantom Foundation","slug":"fantom-official","value":115.589,"unit":"ms","ms":{"p50":115.589,"p90":134.53,"p99":141.017,"mean":121.217},"successRate":100,"sampleSize":4319.61},{"name":"dRPC","slug":"drpc","value":149.255,"unit":"ms","ms":{"p50":149.255,"p90":176.189,"p99":217.487,"mean":155.348},"successRate":99.9768,"sampleSize":4318.61}],"sparkline":[112.349,112.249,112.195,112.183,112.208,112.215,115.271,116.126,117.012,114.792,114.784,114.837,114.837,114.826,114.817,114.855,114.951,114.895,114.858,114.851,119.993,125.778,131.44,131.659,131.354,131.217,131.843,131.906,132.108,132.507,138.444,139.298,139.271,134.065,134.11,133.305,133.169,132.848,133.066,133.422,133.093,133.699,134.101,134.672,138.626,131.862,125.358,115.06,115.141,115.243,115.315,115.37,115.42,115.534,115.534,115.482,115.252,115.125,115.047,115.026,115.013,115,114.426,113.464,112.69,112.528,112.779,112.846,112.887,112.963,112.922,112.894,112.841],"sampleSize":12961.829999999998,"asOf":"2026-11-07T01:29:17.614Z","freshness":{"asOf":"2026-11-07T01:29:17.614Z","ageHours":0.1,"stale":false},"measured":2,"ranked":2,"headline":"Fantom Foundation has the lowest median latency of the 2 free public Fantom RPC endpoints measured, 116 ms (p50, 24h, 3 regions).","quote":"Fantom Foundation has the lowest median latency of the 2 free public Fantom RPC endpoints measured, 116 ms (p50, 24h, 3 regions). Source: OpenChainBench (https://openchainbench.com/benchmarks/fantom-rpc).","cite":{"plain":"OpenChainBench. \"Fantom RPC endpoints: free public URLs by latency\". Retrieved 2026-11-07. https://openchainbench.com/benchmarks/fantom-rpc","bibtex":"@misc{ocb_fantom_rpc,\n  author = {OpenChainBench},\n  title  = {Fantom RPC endpoints: free public URLs by latency},\n  year   = {2026},\n  url    = {https://openchainbench.com/benchmarks/fantom-rpc},\n  note   = {Retrieved 2026-11-07}\n}","apa":"OpenChainBench. (2026). Fantom RPC endpoints: free public URLs by latency. Retrieved November 7, 2026, from https://openchainbench.com/benchmarks/fantom-rpc","ris":"TY  - GEN\r\nAU  - OpenChainBench\r\nTI  - Fantom RPC endpoints: free public URLs by latency\r\nPY  - 2026\r\nUR  - https://openchainbench.com/benchmarks/fantom-rpc\r\nY2  - 2026-11-07\r\nER  - \r\n"},"pageUrl":"https://openchainbench.com/benchmarks/fantom-rpc","ogImage":"https://openchainbench.com/api/og/fantom-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 Fantom-scoped view of the same harness, with the same exclusion rules.","Chain scope: every query on this page is pinned to `chain=\"fantom\"`. Provider coverage today: 2 no-key endpoints (Fantom Foundation, dRPC, Thirdweb)."],"license":"CC-BY-4.0"}