{"slug":"moonriver-rpc","title":"Fastest free Moonriver RPC, live no-key EVM endpoint 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":62.6667,"leader":{"name":"OnFinality","slug":"onfinality","value":62.6667},"rankings":[{"name":"OnFinality","slug":"onfinality","ms":{"p50":62.6667,"p90":482.333,"p99":2199.67,"mean":209.147},"successRate":100,"sampleSize":4316.6},{"name":"PublicNode","slug":"publicnode","ms":{"p50":112.333,"p90":273.667,"p99":623,"mean":157.588},"successRate":100,"sampleSize":4315.6},{"name":"Moonbeam Foundation","slug":"moonriver-official","ms":{"p50":193.667,"p90":530.667,"p99":560.333,"mean":299.91},"successRate":100,"sampleSize":4321.6}],"sparkline":[221.538,169.053,128.454,164.69,165.657,162.294,134.554,187.811,248.961,291.514,244.136,151.256,80.325,92.5347,139.644,242.072,224.411,178.862,65.8111,153.804,258.436,341.093,312.346,260.775,237.929,257.344,312.622,319.549,330.846,352.251,373.343,364.218,265.979,179.625,106.99,144.618,210.439,291.207,263.008,273.774,220.554,181.013,104.994,88.075,148.983,223.054,284.603,284.489,281.453,264.956,209.667,169.308,127.178,156.808,182.558,163.461,162.763,168.458,191.244,204.422,184.858,242.328,215.678,242.808,171.865,149.243,75.2708,68.5069,97.7431,166.676,229.367,281.506,302.085],"sampleSize":12953.800000000001,"asOf":"2026-08-08T13:48:17.501Z","headline":"OnFinality leads rpc latency at 63 ms (p50, 24h) on Fastest free Moonriver RPC, live no-key EVM endpoint latency.","quote":"OnFinality leads rpc latency at 63 ms (p50, 24h) on Fastest free Moonriver RPC, live no-key EVM endpoint latency. Source: OpenChainBench (https://openchainbench.com/benchmarks/moonriver-rpc).","cite":{"plain":"OpenChainBench. \"Fastest free Moonriver RPC, live no-key EVM endpoint latency\". Retrieved 2026-08-08. https://openchainbench.com/benchmarks/moonriver-rpc","bibtex":"@misc{ocb_moonriver_rpc,\n  author = {OpenChainBench},\n  title  = {Fastest free Moonriver RPC, live no-key EVM endpoint latency},\n  year   = {2026},\n  url    = {https://openchainbench.com/benchmarks/moonriver-rpc},\n  note   = {Retrieved 2026-08-08}\n}","apa":"OpenChainBench. (2026). Fastest free Moonriver RPC, live no-key EVM endpoint latency. Retrieved August 8, 2026, from https://openchainbench.com/benchmarks/moonriver-rpc","ris":"TY  - GEN\r\nAU  - OpenChainBench\r\nTI  - Fastest free Moonriver RPC, live no-key EVM endpoint latency\r\nPY  - 2026\r\nUR  - https://openchainbench.com/benchmarks/moonriver-rpc\r\nY2  - 2026-08-08\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: 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 hex block number), `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.","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=\"moonriver\"`. Provider coverage: 4 no-key endpoints."],"license":"CC-BY-4.0"}