{"slug":"canto-rpc","title":"Fastest free Canto RPC, live no-key endpoint latency","subtitle":"HTTP round-trip latency for eth_getBlockByNumber against the free, no-key public Canto RPC endpoint, audited every 60 seconds from 3 regions.","category":"RPCs","metric":"RPC latency","unit":"ms","status":"live","higherIsBetter":false,"filters":null,"value":182.562,"leader":{"name":"Canto Official","slug":"canto-official","value":182.562},"rankings":[{"name":"Canto Official","slug":"canto-official","ms":{"p50":182.562,"p90":233.019,"p99":548.181,"mean":200.307},"successRate":99.02149999999999,"sampleSize":4294.76}],"sparkline":[230.555,222.469,207.475,199.504,206.365,220.115,255.641,271.549,249.912,206.021,182.895,183.84,182.762,183.596,183.119,184.845,184.825,189.334,187.821,188.949,187.333,188.456,189.133,186.835,192.648,191.499,190.643,189.086,189.227,189.847,189.303,187.648,188.255,190.01,190.732,192.671,191.254,190.524,190.244,190.534,191.1,189.534,188.032,188.133,189.046,200.743,230.265,257.258,279.127,282.622,282.023,249.292,217.694,194.108,194.219,196.699,193.666,189.821,189.592,190.016,189.393,191.313,189.417,199.257,190.424,189.95,189.413,194.687,195.508,190.858,195.286,196.088,195.951],"sampleSize":4294.76,"asOf":"2026-08-14T15:03:12.030Z","headline":"Canto Official leads rpc latency at 183 ms (p50, 24h) on Fastest free Canto RPC, live no-key endpoint latency.","quote":"Canto Official leads rpc latency at 183 ms (p50, 24h) on Fastest free Canto RPC, live no-key endpoint latency. Source: OpenChainBench (https://openchainbench.com/benchmarks/canto-rpc).","cite":{"plain":"OpenChainBench. \"Fastest free Canto RPC, live no-key endpoint latency\". Retrieved 2026-08-14. https://openchainbench.com/benchmarks/canto-rpc","bibtex":"@misc{ocb_canto_rpc,\n  author = {OpenChainBench},\n  title  = {Fastest free Canto RPC, live no-key endpoint latency},\n  year   = {2026},\n  url    = {https://openchainbench.com/benchmarks/canto-rpc},\n  note   = {Retrieved 2026-08-14}\n}","apa":"OpenChainBench. (2026). Fastest free Canto RPC, live no-key endpoint latency. Retrieved August 14, 2026, from https://openchainbench.com/benchmarks/canto-rpc","ris":"TY  - GEN\r\nAU  - OpenChainBench\r\nTI  - Fastest free Canto RPC, live no-key endpoint latency\r\nPY  - 2026\r\nUR  - https://openchainbench.com/benchmarks/canto-rpc\r\nY2  - 2026-08-14\r\nER  - \r\n"},"pageUrl":"https://openchainbench.com/benchmarks/canto-rpc","ogImage":"https://openchainbench.com/api/og/canto-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 → 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=\"canto\"`. Provider coverage: 1 no-key endpoint (Canto Official). dRPC requires an API key; Ankr and PublicNode dropped free Canto support."],"license":"CC-BY-4.0"}