{"slug":"dydx-rpc","title":"Fastest free dYdX Chain RPC, live no-key Cosmos SDK endpoint latency","subtitle":"HTTP round-trip latency for the Tendermint status method against every free, no-key public dYdX Chain Cosmos SDK endpoint, audited every 60 seconds from 3 regions.","category":"RPCs","metric":"RPC latency","unit":"ms","status":"live","higherIsBetter":false,"filters":null,"value":52.067,"leader":{"name":"PublicNode","slug":"publicnode","value":52.067},"rankings":[{"name":"PublicNode","slug":"publicnode","ms":{"p50":52.067,"p90":71.7719,"p99":199.521,"mean":58.8229},"successRate":100,"sampleSize":4315.84},{"name":"Polkachu","slug":"polkachu","ms":{"p50":128.038,"p90":139.73,"p99":247.53,"mean":133.41},"successRate":100,"sampleSize":4324.84},{"name":"LavenderFive","slug":"lavenderfive","ms":{"p50":157.211,"p90":205.315,"p99":248.619,"mean":164.627},"successRate":99.6524,"sampleSize":4315.84}],"sparkline":[54.5296,59.1941,57.7906,57.7548,52.6462,51.4213,51.7721,53.297,53.1498,51.5438,50.2865,50.4463,51.5314,50.7998,55.9896,57.4886,58.7488,54.5382,52.6489,56.0387,57.7695,60.2353,59.0581,59.3029,59.7395,58.3051,58.5747,58.6975,60.7521,58.6857,58.2738,58.1588,61.4594,61.3679,61.9766,61.49,61.6056,59.0034,60.2064,58.2396,59.2896,56.7393,57.4165,58.0865,56.9247,59.448,60.082,61.6596,60.988,59.6565,59.5157,67.8567,72.447,78.6546,67.6607,64.3827,59.5099,63.9185,65.8514,63.9722,60.9858,58.4629,59.0302,59.0895,58.7936,57.8596,58.1781,57.6663,56.4331,55.96,56.9035,61.85,59.9721],"sampleSize":12956.52,"asOf":"2026-09-18T21:13:30.964Z","headline":"PublicNode posts the lowest rpc latency at 52 ms (p50, 24h) on Fastest free dYdX Chain RPC, live no-key Cosmos SDK endpoint latency.","quote":"PublicNode posts the lowest rpc latency at 52 ms (p50, 24h) on Fastest free dYdX Chain RPC, live no-key Cosmos SDK endpoint latency. Source: OpenChainBench (https://openchainbench.com/benchmarks/dydx-rpc).","cite":{"plain":"OpenChainBench. \"Fastest free dYdX Chain RPC, live no-key Cosmos SDK endpoint latency\". Retrieved 2026-09-18. https://openchainbench.com/benchmarks/dydx-rpc","bibtex":"@misc{ocb_dydx_rpc,\n  author = {OpenChainBench},\n  title  = {Fastest free dYdX Chain RPC, live no-key Cosmos SDK endpoint latency},\n  year   = {2026},\n  url    = {https://openchainbench.com/benchmarks/dydx-rpc},\n  note   = {Retrieved 2026-09-18}\n}","apa":"OpenChainBench. (2026). Fastest free dYdX Chain RPC, live no-key Cosmos SDK endpoint latency. Retrieved September 18, 2026, from https://openchainbench.com/benchmarks/dydx-rpc","ris":"TY  - GEN\r\nAU  - OpenChainBench\r\nTI  - Fastest free dYdX Chain RPC, live no-key Cosmos SDK endpoint latency\r\nPY  - 2026\r\nUR  - https://openchainbench.com/benchmarks/dydx-rpc\r\nY2  - 2026-09-18\r\nER  - \r\n"},"pageUrl":"https://openchainbench.com/benchmarks/dydx-rpc","ogImage":"https://openchainbench.com/api/og/dydx-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\":\"status\",\"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 with a parsable decimal `sync_info.latest_block_height`), `http_err`, `jsonrpc_err`, `stale` (more than 40 blocks behind the cross-provider tip at ~1 s/block), `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=\"dydx\"`. Provider coverage at launch: 3 no-key endpoints (PublicNode, Polkachu, LavenderFive)."],"license":"CC-BY-4.0"}