{"slug":"fantom-rpc","title":"Fastest free Fantom RPC, live no-key endpoint 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":194,"leader":{"name":"Fantom Foundation","slug":"fantom-official","value":194},"rankings":[{"name":"Fantom Foundation","slug":"fantom-official","ms":{"p50":194,"p90":236.667,"p99":242,"mean":204.956},"successRate":100,"sampleSize":4319.75},{"name":"dRPC","slug":"drpc","ms":{"p50":258.667,"p90":271.667,"p99":645.333,"mean":271.24},"successRate":85.31729999999999,"sampleSize":4318.75}],"sparkline":[235.625,235.367,236.618,237.925,238.717,238.469,237.333,235.663,234.359,235.362,235.436,235.119,234.461,233.967,233.918,232.972,233.517,233.892,235.117,231.844,218.303,203.96,193.904,193.922,193.944,193.983,193.994,193.96,193.976,193.989,194.05,197.612,197.643,197.624,194.04,193.99,193.989,193.982,193.972,193.872,193.872,193.889,193.994,193.962,193.928,193.828,193.857,193.841,193.835,193.7,193.739,193.822,193.872,193.828,193.806,193.856,193.917,193.94,193.95,193.901,193.91,193.95,193.999,194.115,194.254,194.474,194.235,194.046,193.833,193.933,194.082,194.186,194.216],"sampleSize":12959.25,"asOf":"2026-08-08T06:35:59.705Z","headline":"Fantom Foundation leads rpc latency at 194 ms (p50, 24h) on Fastest free Fantom RPC, live no-key endpoint latency.","quote":"Fantom Foundation leads rpc latency at 194 ms (p50, 24h) on Fastest free Fantom RPC, live no-key endpoint latency. Source: OpenChainBench (https://openchainbench.com/benchmarks/fantom-rpc).","cite":{"plain":"OpenChainBench. \"Fastest free Fantom RPC, live no-key endpoint latency\". Retrieved 2026-08-08. https://openchainbench.com/benchmarks/fantom-rpc","bibtex":"@misc{ocb_fantom_rpc,\n  author = {OpenChainBench},\n  title  = {Fastest free Fantom RPC, live no-key endpoint latency},\n  year   = {2026},\n  url    = {https://openchainbench.com/benchmarks/fantom-rpc},\n  note   = {Retrieved 2026-08-08}\n}","apa":"OpenChainBench. (2026). Fastest free Fantom RPC, live no-key endpoint latency. Retrieved August 8, 2026, from https://openchainbench.com/benchmarks/fantom-rpc","ris":"TY  - GEN\r\nAU  - OpenChainBench\r\nTI  - Fastest free Fantom RPC, live no-key endpoint latency\r\nPY  - 2026\r\nUR  - https://openchainbench.com/benchmarks/fantom-rpc\r\nY2  - 2026-08-08\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: client-side round-trip delta in milliseconds, exposed as both a gauge and a histogram (buckets 50 ms to 10 s), so percentiles are computed via Prometheus `quantile_over_time` over the last 24 hours.","Call-result classification: `ok` (HTTP 200 + non-empty result), `http_err`, `jsonrpc_err` (HTTP 200 carrying an error body), `stale` (more than 20 blocks behind the cross-provider tip), `timeout`.","This page is part of the per-chain RPC cluster derived from the cross-chain [rpc-capabilities](https://openchainbench.com/benchmarks/rpc-capabilities) benchmark; the identical harness, cadence and exclusion rules apply on every chain.","Chain scope: every query on this page is pinned to `chain=\"fantom\"`. Provider coverage at launch: 5 no-key endpoints (Fantom Foundation, dRPC, Ankr, Thirdweb, Blast API)."],"license":"CC-BY-4.0"}