{"slug":"sui-rpc","title":"Fastest free Sui RPC, live no-key endpoint latency","subtitle":"HTTP round-trip latency for sui_getLatestCheckpointSequenceNumber against every free, no-key public Sui RPC endpoint, audited every 60 seconds from 3 regions.","category":"RPCs","metric":"RPC latency","unit":"ms","status":"live","higherIsBetter":false,"filters":null,"value":103.578,"leader":{"name":"OnFinality","slug":"onfinality","value":103.578},"rankings":[{"name":"OnFinality","slug":"onfinality","ms":{"p50":103.578,"p90":473.77,"p99":2534.66,"mean":274.235},"successRate":100,"sampleSize":4318.84},{"name":"PublicNode","slug":"publicnode","ms":{"p50":104.859,"p90":415.964,"p99":2191,"mean":219.586},"successRate":98.8864,"sampleSize":4313.87},{"name":"BlockVision","slug":"blockvision","ms":{"p50":141.458,"p90":625.945,"p99":2923.52,"mean":303.94},"successRate":72.7398,"sampleSize":4314.84},{"name":"Suiet","slug":"suiet","ms":{"p50":255.962,"p90":431.752,"p99":1952.8,"mean":340.957},"successRate":99.1403,"sampleSize":4318.96}],"sparkline":[297.194,219.164,228.177,219.988,281.285,301.764,286.743,235.669,226.093,267.332,277.01,304.395,308.455,380.594,386.892,341.721,327.939,292.852,338.904,298.897,331.527,330.333,329.652,295.148,253.302,198.577,166.327,212.842,272.274,303.006,354.041,438.688,530.821,588.541,512.23,403.867,358.566,371.229,446.22,380.261,311.371,228.255,192.444,183.178,185.018,199.473,194.946,172.933,138.188,138.868,147.909,179.846,224.274,283.601,312.291,267.64,213.255,149.68,155.432,152.391,172.55,225.231,269.346,286.809,253.082,232.8,298.682,288.334,248.464,145.465,155.001,193.11,246.565],"sampleSize":21577.35,"asOf":"2026-08-22T03:14:18.318Z","headline":"OnFinality posts the lowest rpc latency at 104 ms (p50, 24h) on Fastest free Sui RPC, live no-key endpoint latency.","quote":"OnFinality posts the lowest rpc latency at 104 ms (p50, 24h) on Fastest free Sui RPC, live no-key endpoint latency. Source: OpenChainBench (https://openchainbench.com/benchmarks/sui-rpc).","cite":{"plain":"OpenChainBench. \"Fastest free Sui RPC, live no-key endpoint latency\". Retrieved 2026-08-22. https://openchainbench.com/benchmarks/sui-rpc","bibtex":"@misc{ocb_sui_rpc,\n  author = {OpenChainBench},\n  title  = {Fastest free Sui RPC, live no-key endpoint latency},\n  year   = {2026},\n  url    = {https://openchainbench.com/benchmarks/sui-rpc},\n  note   = {Retrieved 2026-08-22}\n}","apa":"OpenChainBench. (2026). Fastest free Sui RPC, live no-key endpoint latency. Retrieved August 22, 2026, from https://openchainbench.com/benchmarks/sui-rpc","ris":"TY  - GEN\r\nAU  - OpenChainBench\r\nTI  - Fastest free Sui RPC, live no-key endpoint latency\r\nPY  - 2026\r\nUR  - https://openchainbench.com/benchmarks/sui-rpc\r\nY2  - 2026-08-22\r\nER  - \r\n"},"pageUrl":"https://openchainbench.com/benchmarks/sui-rpc","ogImage":"https://openchainbench.com/api/og/sui-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\":\"sui_getLatestCheckpointSequenceNumber\",\"params\":[]}. Plain HTTP POST, identical for every endpoint, no API key in any request. Non-cacheable by design: the rotating id defeats edge caches.","Latency: client-side round-trip delta in milliseconds, exposed as both a gauge and a histogram (buckets 50 ms to 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 checkpoint sequence number), http_err, jsonrpc_err (HTTP 200 carrying an error body), stale (checkpoint more than 100 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 benchmark; the identical harness, cadence and exclusion rules apply on every chain.","Chain scope: every query on this page is pinned to chain=sui. Provider coverage at launch: 5 no-key endpoints (Mysten Labs, PublicNode, BlockVision, Suiet, OnFinality)."],"license":"CC-BY-4.0"}