{"slug":"base-rpc","title":"Fastest free Base RPC, live no-key endpoint latency","subtitle":"HTTP round-trip latency for eth_blockNumber against every free, no-key public Base RPC endpoint, audited every 15 seconds from 3 regions.","category":"RPCs","metric":"RPC latency","unit":"ms","status":"live","higherIsBetter":false,"value":21.6667,"leader":{"name":"dRPC","slug":"drpc","value":21.6667},"rankings":[{"name":"dRPC","slug":"drpc","ms":{"p50":21.6667,"p90":32.3333,"p99":719.47,"mean":46.5743},"successRate":72.52420000000001,"sampleSize":8634.14},{"name":"PublicNode","slug":"publicnode","ms":{"p50":36.3333,"p90":85.3333,"p99":198.743,"mean":50.7284},"successRate":100,"sampleSize":8633.14},{"name":"Tenderly","slug":"tenderly","ms":{"p50":94.3333,"p90":258.333,"p99":911.143,"mean":164.564},"successRate":98.05430000000001,"sampleSize":8636.15},{"name":"Merkle","slug":"merkle","ms":{"p50":117.667,"p90":245.333,"p99":267.667,"mean":144.531},"successRate":100,"sampleSize":8634.14},{"name":"Base","slug":"base-official","ms":{"p50":127.333,"p90":265,"p99":759.507,"mean":174.74},"successRate":99.9884,"sampleSize":8644.14},{"name":"Nodies","slug":"nodies","ms":{"p50":189.667,"p90":268,"p99":289.04,"mean":193.274},"successRate":99.9537,"sampleSize":8632.14}],"sparkline":[27.1347,27.3819,26.9431,26.4847,23.9528,23.3278,22.4153,21.7681,21.5972,21.7486,22.0778,21.9667,116.297,149.915,216.792,167.454,188.092,173.319,147.3,124.94,94.9694,102.826,92.4,82.6111,56.7792,35.7583,24.1861,23.5431,23.3847,23.1889,23.0806,24.0528,24.4181,25.7653,25.2319,25.9056,25.0556,25.2097,24.275,24.7139,25.3764,25.6778,25.2431,24.8403,24.9125,24.8486,24.3972,25.1694,27.7708,28.2833,28.8333,27.1014,28.0833,27.9042,29.7278,29.4931,29.1542,27.6944,27.2167,24.8424,22.097,19.0172,18.3138,17.1837,17.3839,15.8064,15.8077,13.0389,12.2602,12.1412,11.4737,11.0084,10.9853],"sampleSize":51813.85,"asOf":"2026-07-03T20:08:21.455Z","headline":"dRPC leads rpc latency at 22 ms (p50, 24h) on Fastest free Base RPC, live no-key endpoint latency.","quote":"dRPC leads rpc latency at 22 ms (p50, 24h) on Fastest free Base RPC, live no-key endpoint latency. Source: OpenChainBench (https://openchainbench.com/benchmarks/base-rpc).","cite":{"plain":"OpenChainBench. \"Fastest free Base RPC, live no-key endpoint latency\". Retrieved 2026-07-03. https://openchainbench.com/benchmarks/base-rpc","bibtex":"@misc{ocb_base_rpc,\n  author = {OpenChainBench},\n  title  = {Fastest free Base RPC, live no-key endpoint latency},\n  year   = {2026},\n  url    = {https://openchainbench.com/benchmarks/base-rpc},\n  note   = {Retrieved 2026-07-03}\n}","apa":"OpenChainBench. (2026). Fastest free Base RPC, live no-key endpoint latency. Retrieved July 3, 2026, from https://openchainbench.com/benchmarks/base-rpc"},"pageUrl":"https://openchainbench.com/benchmarks/base-rpc","ogImage":"https://openchainbench.com/api/og/base-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=\"base\". Provider coverage: 6 no-key endpoints (PublicNode, dRPC, Tenderly, Nodies, Merkle, Base). Exclusions follow the cluster-wide rules documented on the parent benchmark."],"license":"CC-BY-4.0"}