{"slug":"moonriver-rpc","title":"Moonriver 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 Moonriver EVM endpoint, audited every 60 seconds from 3 regions.","category":"RPCs","metric":"RPC latency","unit":"ms","status":"live","higherIsBetter":false,"filters":null,"value":64.0264,"leader":{"name":"OnFinality","slug":"onfinality","value":64.0264},"rankings":[{"name":"OnFinality","slug":"onfinality","ms":{"p50":64.0264,"p90":481.876,"p99":2137.97,"mean":208.729},"successRate":100,"sampleSize":4319.75}],"sparkline":[140.479,142.643,195.187,262.919,326.194,315.909,248.901,172.589,192.289,220.109,249.811,282.751,237.973,232.263,173.333,233.935,207.198,258.002,206.584,180.593,112.055,84.4898,81.632,67.1196,154.145,229.663,255.622,220.298,211.728,231.211,213.386,167.265,167.327,205.577,226.924,242.293,206.961,196.387,186.541,176.929,147.742,113.605,111.655,144.524,142.148,131.624,97.1084,93.4973,142.635,198.899,221.186,246.289,230.232,235.432,236.793,237.525,269.425,276.301,280.049,243.479,161.297,174.794,162.71,250.718,325.787,339.804,276.364,202.522,237.238,249.914,228.875,210.888,255.927],"sampleSize":12959.25,"asOf":"2026-08-16T14:00:02.734Z","freshness":{"asOf":"2026-08-16T14:00:02.734Z","ageHours":857.1,"stale":true},"measured":1,"headline":"OnFinality is the only free public Moonriver RPC endpoint measured, at 64 ms (p50, 24h, 3 regions).","quote":"OnFinality is the only free public Moonriver RPC endpoint measured, at 64 ms (p50, 24h, 3 regions). Source: OpenChainBench (https://openchainbench.com/benchmarks/moonriver-rpc).","cite":{"plain":"OpenChainBench. \"Moonriver RPC endpoints: free public URLs by latency\". Retrieved 2026-09-21. https://openchainbench.com/benchmarks/moonriver-rpc","bibtex":"@misc{ocb_moonriver_rpc,\n  author = {OpenChainBench},\n  title  = {Moonriver RPC endpoints: free public URLs by latency},\n  year   = {2026},\n  url    = {https://openchainbench.com/benchmarks/moonriver-rpc},\n  note   = {Retrieved 2026-09-21}\n}","apa":"OpenChainBench. (2026). Moonriver RPC endpoints: free public URLs by latency. Retrieved September 21, 2026, from https://openchainbench.com/benchmarks/moonriver-rpc","ris":"TY  - GEN\r\nAU  - OpenChainBench\r\nTI  - Moonriver RPC endpoints: free public URLs by latency\r\nPY  - 2026\r\nUR  - https://openchainbench.com/benchmarks/moonriver-rpc\r\nY2  - 2026-09-21\r\nER  - \r\n"},"pageUrl":"https://openchainbench.com/benchmarks/moonriver-rpc","ogImage":"https://openchainbench.com/api/og/moonriver-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 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 Moonriver-scoped view of the same harness, with the same exclusion rules.","Chain scope: every query on this page is pinned to `chain=\"moonriver\"`. Provider coverage: 1 no-key endpoints. UnitedBloc removed (DNS dead)."],"license":"CC-BY-4.0"}