{"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":152.136,"leader":{"name":"dRPC","slug":"drpc","value":152.136},"rankings":[{"name":"dRPC","slug":"drpc","ms":{"p50":152.136,"p90":185.8,"p99":315.436,"mean":162.729},"successRate":99.2818,"sampleSize":4316.78},{"name":"Fantom Foundation","slug":"fantom-official","ms":{"p50":158.485,"p90":176.07,"p99":184.333,"mean":154.522},"successRate":100,"sampleSize":4316.78}],"sparkline":[172.258,169.225,167.707,167.192,166.328,169.512,169.012,168.317,164.435,166.455,168.8,171.578,170.828,169.302,165.681,163.014,157.328,155.246,153.805,153.098,150.964,147.412,148.87,149.798,152.541,153.951,155.377,156.971,157.904,158.952,160.621,160.374,160.566,160.733,159.458,159.328,158.577,163.92,164.628,163.61,157.822,156.659,157.227,158.038,158.035,155.918,155.003,152.199,150.859,153.673,157.34,160.272,156.85,156.009,157.731,167.108,166.782,168.306,162.399,170.951,167.108,165.016,159.139,159.869,164.825,164.151,165.273,171.125,182.258,189.702,187.215,183.619,179.818],"sampleSize":12951.34,"asOf":"2026-09-22T14:55:03.714Z","freshness":{"asOf":"2026-09-22T14:55:03.714Z","ageHours":0,"stale":false},"measured":2,"headline":"dRPC has the lowest median latency of the 2 free public Fantom RPC endpoints measured, 152 ms (p50, 24h, 3 regions).","quote":"dRPC has the lowest median latency of the 2 free public Fantom RPC endpoints measured, 152 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 2026-09-22. 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 2026-09-22}\n}","apa":"OpenChainBench. (2026). Fantom RPC endpoints: free public URLs by latency. Retrieved September 22, 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  - 2026-09-22\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, Ankr, Thirdweb, Blast API)."],"license":"CC-BY-4.0"}