{"slug":"ink-rpc","title":"Fastest free Ink RPC, live no-key EVM endpoint latency","subtitle":"HTTP round-trip latency for the `eth_getBlockByNumber(\\\"latest\\\", false)` method against every free, no-key public Ink EVM endpoint, audited every 60 seconds from 3 regions.","category":"RPCs","metric":"RPC latency","unit":"ms","status":"live","higherIsBetter":false,"filters":null,"value":175,"leader":{"name":"QuickNode","slug":"ink-quicknode","value":175},"rankings":[{"name":"QuickNode","slug":"ink-quicknode","ms":{"p50":175,"p90":192.8,"p99":313.333,"mean":181.926},"successRate":100,"sampleSize":514.796},{"name":"dRPC","slug":"drpc","ms":{"p50":186.333,"p90":219,"p99":479.667,"mean":202.617},"successRate":66.8068,"sampleSize":470.764},{"name":"Tenderly Gateway","slug":"tenderly","ms":{"p50":248,"p90":257.9,"p99":285.667,"mean":249.122},"successRate":100,"sampleSize":516.799},{"name":"Gelato","slug":"ink-official","ms":{"p50":345.667,"p90":358,"p99":729.887,"mean":354.416},"successRate":100,"sampleSize":475.752}],"sparkline":[172.669,172.905,173.829,176.967,178.539,181.05,188.753,190.668,190.139],"sampleSize":1978.1109999999999,"asOf":"2026-07-24T15:27:58.949Z","headline":"QuickNode leads rpc latency at 175 ms (p50, 24h) on Fastest free Ink RPC, live no-key EVM endpoint latency.","quote":"QuickNode leads rpc latency at 175 ms (p50, 24h) on Fastest free Ink RPC, live no-key EVM endpoint latency. Source: OpenChainBench (https://openchainbench.com/benchmarks/ink-rpc).","cite":{"plain":"OpenChainBench. \"Fastest free Ink RPC, live no-key EVM endpoint latency\". Retrieved 2026-07-24. https://openchainbench.com/benchmarks/ink-rpc","bibtex":"@misc{ocb_ink_rpc,\n  author = {OpenChainBench},\n  title  = {Fastest free Ink RPC, live no-key EVM endpoint latency},\n  year   = {2026},\n  url    = {https://openchainbench.com/benchmarks/ink-rpc},\n  note   = {Retrieved 2026-07-24}\n}","apa":"OpenChainBench. (2026). Fastest free Ink RPC, live no-key EVM endpoint latency. Retrieved July 24, 2026, from https://openchainbench.com/benchmarks/ink-rpc","ris":"TY  - GEN\r\nAU  - OpenChainBench\r\nTI  - Fastest free Ink RPC, live no-key EVM endpoint latency\r\nPY  - 2026\r\nUR  - https://openchainbench.com/benchmarks/ink-rpc\r\nY2  - 2026-07-24\r\nER  - \r\n"},"pageUrl":"https://openchainbench.com/benchmarks/ink-rpc","ogImage":"https://openchainbench.com/api/og/ink-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 rotating id defeats edge caches that would answer a bare head query without touching a node.","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 with a parsable hex block number), `http_err`, `jsonrpc_err` (HTTP 200 carrying an error body), `stale` (more than 25 blocks behind the cross-provider tip), `timeout`. Latency without reliability is a misleading ranking signal.","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=\"ink\"`. Provider coverage at launch: 4 no-key endpoints (Gelato, QuickNode, dRPC, Tenderly Gateway)."],"license":"CC-BY-4.0"}