{"slug":"zetachain-rpc","title":"ZetaChain RPC endpoints: free public URLs by latency","subtitle":"HTTP round-trip latency for eth_getBlockByNumber against every free, no-key public ZetaChain EVM endpoint, audited every 60 seconds from 3 regions.","category":"RPCs","metric":"RPC latency","unit":"ms","status":"live","higherIsBetter":false,"filters":null,"value":null,"leader":null,"rankings":[],"sparkline":[578.055,578.055,578.055,236.068,236.068,410.612,585.155,649.465,713.774,713.774,237.288,237.288,272.818,279,286.466,328.861,516.448,548.169,550.982,517.604,510.899,520.074,567.828,540.057,505.766,509.839,539.998,540.609,515.447,553.938,589.655,624.306,636.791,653.541,651.602,651.602,646.618,646.618,646.618,668.741,668.741,668.741,253.616,253.616,253.616,654.196,654.196,457.851,261.505,261.505,687.501,687.501,687.501],"sampleSize":4312.79,"asOf":"2026-09-23T03:40:33.713Z","freshness":{"asOf":"2026-09-23T03:40:33.713Z","ageHours":0,"stale":false},"measured":0,"headline":"ZetaChain RPC endpoints: free public URLs by latency. No ZetaChain endpoint answered above the 50 % success floor in the last 24h.","quote":"ZetaChain RPC endpoints: free public URLs by latency. No ZetaChain endpoint answered above the 50 % success floor in the last 24h. Source: OpenChainBench (https://openchainbench.com/benchmarks/zetachain-rpc).","cite":{"plain":"OpenChainBench. \"ZetaChain RPC endpoints: free public URLs by latency\". Retrieved 2026-09-23. https://openchainbench.com/benchmarks/zetachain-rpc","bibtex":"@misc{ocb_zetachain_rpc,\n  author = {OpenChainBench},\n  title  = {ZetaChain RPC endpoints: free public URLs by latency},\n  year   = {2026},\n  url    = {https://openchainbench.com/benchmarks/zetachain-rpc},\n  note   = {Retrieved 2026-09-23}\n}","apa":"OpenChainBench. (2026). ZetaChain RPC endpoints: free public URLs by latency. Retrieved September 23, 2026, from https://openchainbench.com/benchmarks/zetachain-rpc","ris":"TY  - GEN\r\nAU  - OpenChainBench\r\nTI  - ZetaChain RPC endpoints: free public URLs by latency\r\nPY  - 2026\r\nUR  - https://openchainbench.com/benchmarks/zetachain-rpc\r\nY2  - 2026-09-23\r\nER  - \r\n"},"pageUrl":"https://openchainbench.com/benchmarks/zetachain-rpc","ogImage":"https://openchainbench.com/api/og/zetachain-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.","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 ZetaChain-scoped view of the same harness, with the same exclusion rules.","Chain scope: every query on this page is pinned to `chain=\"zetachain\"`. Provider coverage: 0 no-key public-read endpoints live today, each listed with its URL in the endpoints table on this page. BlockPI returned 404; AllThatNode DNS is dead."],"license":"CC-BY-4.0"}