{"slug":"arbitrum-nova-rpc","title":"Arbitrum Nova RPC endpoints: free public URLs by latency","subtitle":"HTTP round-trip latency for the `eth_getBlockByNumber(\"latest\", false)` method against every free, no-key public Arbitrum Nova EVM endpoint, audited every 60 seconds from 3 regions.","category":"RPCs","metric":"RPC latency","unit":"ms","status":"live","higherIsBetter":false,"filters":null,"value":55.7813,"leader":{"name":"PublicNode","slug":"publicnode","value":55.7813},"leaders":[{"name":"PublicNode","slug":"publicnode","value":55.7813}],"rankings":[{"name":"PublicNode","slug":"publicnode","value":55.7813,"unit":"ms","ms":{"p50":55.7813,"p90":76.8063,"p99":274.299,"mean":64.625},"successRate":100,"sampleSize":4319.75},{"name":"dRPC","slug":"drpc","value":247.638,"unit":"ms","ms":{"p50":247.638,"p90":461.882,"p99":565.237,"mean":283.255},"successRate":100,"sampleSize":4317.75}],"sparkline":[61.4816,61.6405,62.217,67.848,69.5086,66,62.781,59.9702,59.8467,56.68,56.6583,58.3643,61.8483,62.1694,62.42,62.1274,59.7601,57.9789,56.1938,57.1813,57.4315,58.8919,60.1599,59.6925,58.7246,59.2414,62.4902,64.232,65.2121,64.0451,63.7521,60.8638,58.8276,56.5433,58.1364,60.392,68.1545,72.1982,73.8767,71.0025,68.393,66.4836,67.6884,69.679,81.4279,83.9014,85.5532,78.2625,75.2277,72.9111,70.2491,67.3445,66.0917,66.4316,69.3889,70.0293,68.4635,65.6431,65.3462,67.031,66.7263,64.3664,65.0605,63.0251,64.1006,58.6258,64.1332,64.6586,64.8047,59.3234,56.5084,58.9122,60.5258],"sampleSize":12955.25,"asOf":"2026-11-02T23:32:21.096Z","freshness":{"asOf":"2026-11-02T23:32:21.096Z","ageHours":0.1,"stale":false},"measured":2,"ranked":2,"headline":"PublicNode has the lowest median latency of the 2 free public Arbitrum Nova RPC endpoints measured, 56 ms (p50, 24h, 3 regions).","quote":"PublicNode has the lowest median latency of the 2 free public Arbitrum Nova RPC endpoints measured, 56 ms (p50, 24h, 3 regions). Source: OpenChainBench (https://openchainbench.com/benchmarks/arbitrum-nova-rpc).","cite":{"plain":"OpenChainBench. \"Arbitrum Nova RPC endpoints: free public URLs by latency\". Retrieved 2026-11-02. https://openchainbench.com/benchmarks/arbitrum-nova-rpc","bibtex":"@misc{ocb_arbitrum_nova_rpc,\n  author = {OpenChainBench},\n  title  = {Arbitrum Nova RPC endpoints: free public URLs by latency},\n  year   = {2026},\n  url    = {https://openchainbench.com/benchmarks/arbitrum-nova-rpc},\n  note   = {Retrieved 2026-11-02}\n}","apa":"OpenChainBench. (2026). Arbitrum Nova RPC endpoints: free public URLs by latency. Retrieved November 2, 2026, from https://openchainbench.com/benchmarks/arbitrum-nova-rpc","ris":"TY  - GEN\r\nAU  - OpenChainBench\r\nTI  - Arbitrum Nova RPC endpoints: free public URLs by latency\r\nPY  - 2026\r\nUR  - https://openchainbench.com/benchmarks/arbitrum-nova-rpc\r\nY2  - 2026-11-02\r\nER  - \r\n"},"pageUrl":"https://openchainbench.com/benchmarks/arbitrum-nova-rpc","ogImage":"https://openchainbench.com/api/og/arbitrum-nova-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. The request id rotates, but that does not guarantee a cache miss: many caches normalise `id` away. Measured 2026-10-08, fixed and rotating ids answer within 2 to 4 percent of each other.","Latency measurement, call-result classification (`ok`, `http_err`, `jsonrpc_err`, `stale`, `timeout`) and the archive-depth audit follow the cluster method documented on [rpc-capabilities](https://openchainbench.com/benchmarks/rpc-capabilities#methodology); this page is the Arbitrum Nova-scoped view of the same harness, with the same exclusion rules.","Chain scope: every query on this page is pinned to `chain=\"arbitrum-nova\"`. Provider coverage: 2 no-key endpoints."],"license":"CC-BY-4.0"}