{"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":182.592,"leader":{"name":"Polkachu","slug":"polkachu","value":182.592},"rankings":[{"name":"Polkachu","slug":"polkachu","ms":{"p50":182.592,"p90":206.058,"p99":375.153,"mean":195.049},"successRate":99.7687,"sampleSize":4326.92},{"name":"LavenderFive","slug":"lavenderfive","ms":{"p50":196.122,"p90":212.247,"p99":545.843,"mean":210.823},"successRate":99.9534,"sampleSize":4288.85},{"name":"PublicNode","slug":"publicnode","ms":{"p50":246.695,"p90":269.639,"p99":638.199,"mean":207.275},"successRate":99.9767,"sampleSize":4291.85}],"sparkline":[200.263,200.551,198.635,198.807,196.254,196.755,198.649,206.974,207.172,199.087,191.204,189.865,191.216,186.133,186.626,185.521,187.543,184.353,182.461,186.398,192.419,194.718,192.868,191.555,195.284,197.835,197.991,197.779,197.063,194.205,191.384,194.132,196.391,199.275,197.532,199.422,203.28,203.109,201.568,194.6,192.539,189.021,189.579,187.908,197.785,206.031,207.826,197.109,187.267,186.018,185.308,183.866,183.444,184.741,185.256,184.277,184.108,183.358,183.354,205.548,208.748,208.709,200.792,198.24,203.445,190.267,217.104,223.539,223.672,199.779,191.823,191.788,190.059],"sampleSize":12907.62,"asOf":"2026-08-14T14:48:41.797Z","headline":"Polkachu leads rpc latency at 183 ms (p50, 24h) on Fastest free dYdX Chain RPC, live no-key Cosmos SDK endpoint latency.","quote":"Polkachu leads rpc latency at 183 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 2026-08-14. 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 2026-08-14}\n}","apa":"OpenChainBench. (2026). Fastest free dYdX Chain RPC, live no-key Cosmos SDK endpoint latency. Retrieved August 14, 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  - 2026-08-14\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"}