{"slug":"sonic-rpc","title":"Fastest free Sonic RPC, live no-key endpoint latency","subtitle":"HTTP round-trip latency for eth_blockNumber against every free, no-key public Sonic RPC endpoint, audited every 15 seconds from 3 regions.","category":"RPCs","metric":"RPC latency","unit":"ms","status":"live","higherIsBetter":false,"value":14.3333,"leader":{"name":"dRPC","slug":"drpc","value":14.3333},"rankings":[{"name":"dRPC","slug":"drpc","ms":{"p50":14.3333,"p90":24,"p99":57.3333,"mean":18.0869},"successRate":94.884,"sampleSize":8621.61},{"name":"PublicNode","slug":"publicnode","ms":{"p50":79.6667,"p90":87.6667,"p99":170.053,"mean":83.4382},"successRate":100,"sampleSize":8619.61},{"name":"Lava","slug":"lava","ms":{"p50":227.667,"p90":852.767,"p99":1942.47,"mean":386.656},"successRate":99.96509999999999,"sampleSize":8621.61},{"name":"Sonic Labs","slug":"sonic-official","ms":{"p50":240.667,"p90":247.333,"p99":377.183,"mean":228.322},"successRate":100,"sampleSize":8633.61},{"name":"Tenderly","slug":"tenderly","ms":{"p50":327.667,"p90":338.667,"p99":345.533,"mean":329.65},"successRate":99.9884,"sampleSize":8618.61},{"name":"1RPC","slug":"1rpc","ms":{"p50":533.667,"p90":4286.8,"p99":6782.32,"mean":1261.31},"successRate":1.7275599999999998,"sampleSize":8626.62}],"sparkline":[17.1914,15.8248,15.1391,14.4939,13.7966,12.631,12.1478,11.8917,12.3591,12.5225,12.1533,11.382,11.1582,12.6697,12.6986,12.6583,11.4174,11.4966,11.5874,11.7944,12.0666,12.1323,12.8266,13.274,13.5179,14.0999,14.2622,15.6081,15.6645,15.8742,15.1617,14.7108,14.635,15.057,19.8908,20.4303,20.3707,17.046,17.1493,17.2935,17.297,17.4132,18.0378,16.9696,17.593,17.4998,18.0197,17.5267,17.0705,18.4851,18.6863,18.911,18.2974,18.8471,18.8853,18.3994,19.0408,19.869,20.4341,21.1156,23.6467,24.6243,23.9441,23.7437,23.5495,24.1759,23.6007,23.2665,24.5954,50.4238,54.2752,51.2692,22.8353],"sampleSize":51741.670000000006,"asOf":"2026-07-04T17:54:19.868Z","headline":"dRPC leads rpc latency at 14 ms (p50, 24h) on Fastest free Sonic RPC, live no-key endpoint latency.","quote":"dRPC leads rpc latency at 14 ms (p50, 24h) on Fastest free Sonic RPC, live no-key endpoint latency. Source: OpenChainBench (https://openchainbench.com/benchmarks/sonic-rpc).","cite":{"plain":"OpenChainBench. \"Fastest free Sonic RPC, live no-key endpoint latency\". Retrieved 2026-07-04. https://openchainbench.com/benchmarks/sonic-rpc","bibtex":"@misc{ocb_sonic_rpc,\n  author = {OpenChainBench},\n  title  = {Fastest free Sonic RPC, live no-key endpoint latency},\n  year   = {2026},\n  url    = {https://openchainbench.com/benchmarks/sonic-rpc},\n  note   = {Retrieved 2026-07-04}\n}","apa":"OpenChainBench. (2026). Fastest free Sonic RPC, live no-key endpoint latency. Retrieved July 4, 2026, from https://openchainbench.com/benchmarks/sonic-rpc"},"pageUrl":"https://openchainbench.com/benchmarks/sonic-rpc","ogImage":"https://openchainbench.com/api/og/sonic-rpc","source":"https://github.com/ChainBench/OpenChainBench/tree/main/harnesses/rpc-capabilities","methodology":["Cadence: every 15 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\":1,\"method\":\"eth_blockNumber\",\"params\":[]}`. 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`. Latency without reliability is a misleading ranking signal.","Archive depth: every 5 minutes we issue `eth_getBalance` at (head − depth) for depths from Geth's default pruned cap up to 5M blocks, exposing which free endpoints actually serve historical state.","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, methodology and exclusion rules apply on every chain.","Chain scope: every query on this page is pinned to chain=\"sonic\". Provider coverage: 6 no-key endpoints (PublicNode, dRPC, 1RPC, Tenderly, Lava, Sonic Labs). Exclusions follow the cluster-wide rules documented on the parent benchmark."],"license":"CC-BY-4.0"}