{"slug":"celo-rpc","title":"Celo RPC endpoints: free public URLs by latency","subtitle":"HTTP round-trip latency for eth_getBlockByNumber against every free, no-key public Celo RPC endpoint, audited every 60 seconds from 3 regions.","category":"RPCs","metric":"RPC latency","unit":"ms","status":"live","higherIsBetter":false,"filters":null,"value":72.7537,"leader":{"name":"PublicNode","slug":"publicnode","value":72.7537},"leaders":[{"name":"PublicNode","slug":"publicnode","value":72.7537}],"rankings":[{"name":"PublicNode","slug":"publicnode","ms":{"p50":72.7537,"p90":83.4722,"p99":255.207,"mean":79.6563},"successRate":100,"sampleSize":4318.87},{"name":"Celo (Forno)","slug":"celo-official","ms":{"p50":111.159,"p90":222.176,"p99":346.879,"mean":131.622},"successRate":100,"sampleSize":4318.87},{"name":"Tenderly","slug":"tenderly","ms":{"p50":154.193,"p90":161.599,"p99":194.999,"mean":156.479},"successRate":100,"sampleSize":4318.87},{"name":"dRPC","slug":"drpc","ms":{"p50":261.966,"p90":528.389,"p99":989.451,"mean":341.43},"successRate":54.2721,"sampleSize":4319.87}],"sparkline":[81.4548,82.3752,83.5833,84.5576,82.0634,79.4303,77.9564,81.5875,86.9322,85.3595,83.0167,79.7024,80.1163,81.3395,83.5891,85.113,87.1257,85.3907,86.3688,85.7353,85.8895,84.1346,82.3068,80.0441,79.4971,78.8514,82.0604,79.9228,82.3058,81.5251,81.7029,77.7205,75.6227,78.0453,78.336,79.8825,78.1739,79.7647,81.5466,80.3821,77.6426,72.7121,74.1975,80.6412,82.6864,81.9518,77.327,77.5935,76.387,76.8149,74.1,75.3044,76.868,80.4327,78.5106,74.8588,71.6834,72.375,76.1429,76.1029,75.6738,74.3533,76.6025,76.7876,83.7065,82.3518,84.5303,77.1071,76.8206,75.6324,75.436,77.872,78.2906],"sampleSize":17276.48,"asOf":"2026-10-06T08:30:50.435Z","freshness":{"asOf":"2026-10-06T08:30:50.435Z","ageHours":0.2,"stale":false},"measured":4,"ranked":4,"headline":"PublicNode has the lowest median latency of the 4 free public Celo RPC endpoints measured, 73 ms (p50, 24h, 3 regions).","quote":"PublicNode has the lowest median latency of the 4 free public Celo RPC endpoints measured, 73 ms (p50, 24h, 3 regions). Source: OpenChainBench (https://openchainbench.com/benchmarks/celo-rpc).","cite":{"plain":"OpenChainBench. \"Celo RPC endpoints: free public URLs by latency\". Retrieved 2026-10-06. https://openchainbench.com/benchmarks/celo-rpc","bibtex":"@misc{ocb_celo_rpc,\n  author = {OpenChainBench},\n  title  = {Celo RPC endpoints: free public URLs by latency},\n  year   = {2026},\n  url    = {https://openchainbench.com/benchmarks/celo-rpc},\n  note   = {Retrieved 2026-10-06}\n}","apa":"OpenChainBench. (2026). Celo RPC endpoints: free public URLs by latency. Retrieved October 6, 2026, from https://openchainbench.com/benchmarks/celo-rpc","ris":"TY  - GEN\r\nAU  - OpenChainBench\r\nTI  - Celo RPC endpoints: free public URLs by latency\r\nPY  - 2026\r\nUR  - https://openchainbench.com/benchmarks/celo-rpc\r\nY2  - 2026-10-06\r\nER  - \r\n"},"pageUrl":"https://openchainbench.com/benchmarks/celo-rpc","ogImage":"https://openchainbench.com/api/og/celo-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. Non-cacheable by design: the latest-header fetch with a rotating id defeats edge caches that answer eth_blockNumber without touching a node.","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 Celo-scoped view of the same harness, with the same exclusion rules.","Chain scope: every query on this page is pinned to chain=\"celo\". Provider coverage: 4 no-key endpoints. Exclusions follow the cluster-wide rules documented on the parent benchmark."],"license":"CC-BY-4.0"}