{"slug":"aggregator-head-lag","title":"Fastest crypto price API, live head lag across Mobula, Codex, GeckoTerminal","subtitle":"Wall-clock head lag in seconds from on-chain swap event to API emission, measured live for Mobula, Codex and GeckoTerminal on Base, BNB Chain, Solana and Robinhood Chain.","category":"Aggregators","metric":"Head lag","unit":"s","status":"live","higherIsBetter":false,"filters":null,"value":0.7032079999999999,"leader":{"name":"Mobula","slug":"mobula","value":0.7032079999999999},"rankings":[{"name":"Mobula","slug":"mobula","ms":{"p50":703.208,"p90":1039.06,"p99":1956.53,"mean":758.558},"successRate":99.7106,"sampleSize":68920},{"name":"GeckoTerminal","slug":"geckoterminal","ms":{"p50":12385.7,"p90":24579,"p99":46822.3,"mean":14363.7},"successRate":99.7092,"sampleSize":68919}],"sparkline":[754.804,728.113,733.377,731.256,747.726,738.882,736.574,733.749,716.071,718.535,712.124,844.955,868.599,874.22,770.258,740.907,728.867,724.942,710.784,700.507,666.836,663.12,666.427,664.07,689.791,690.341,746.663,724.559,718.463,680.864,692.264,718.529,742.373,738.171,778.991,762.508,807.308,777.47,948.783,913.2,879.095,700.618,700.089,715.707,599.46,732.359,721.268,921.399,1242.34,1257.52,1038.43,752.574,745.203,743.642,733.13,728.207,700.672,688.557,717.344,755.377,747.717,713.271,705.075,710.871,714.595,710.645,703.832,706.266,710.76,714.498,725.572,704.849,742.553],"sampleSize":163043,"asOf":"2026-08-08T12:56:41.939Z","headline":"Mobula leads head lag at 0.7 s (p50, 24h) on Fastest crypto price API, live head lag across Mobula, Codex, GeckoTerminal.","quote":"Mobula leads head lag at 0.7 s (p50, 24h) on Fastest crypto price API, live head lag across Mobula, Codex, GeckoTerminal. Source: OpenChainBench (https://openchainbench.com/benchmarks/aggregator-head-lag).","cite":{"plain":"OpenChainBench. \"Fastest crypto price API, live head lag across Mobula, Codex, GeckoTerminal\". Retrieved 2026-08-08. https://openchainbench.com/benchmarks/aggregator-head-lag","bibtex":"@misc{ocb_aggregator_head_lag,\n  author = {OpenChainBench},\n  title  = {Fastest crypto price API, live head lag across Mobula, Codex, GeckoTerminal},\n  year   = {2026},\n  url    = {https://openchainbench.com/benchmarks/aggregator-head-lag},\n  note   = {Retrieved 2026-08-08}\n}","apa":"OpenChainBench. (2026). Fastest crypto price API, live head lag across Mobula, Codex, GeckoTerminal. Retrieved August 8, 2026, from https://openchainbench.com/benchmarks/aggregator-head-lag","ris":"TY  - GEN\r\nAU  - OpenChainBench\r\nTI  - Fastest crypto price API, live head lag across Mobula, Codex, GeckoTerminal\r\nPY  - 2026\r\nUR  - https://openchainbench.com/benchmarks/aggregator-head-lag\r\nY2  - 2026-08-08\r\nER  - \r\n"},"pageUrl":"https://openchainbench.com/benchmarks/aggregator-head-lag","ogImage":"https://openchainbench.com/api/og/aggregator-head-lag","source":"https://github.com/ChainBench/OpenChainBench/tree/main/harnesses/aggregator-head-lag","methodology":["Aggregators measured: Mobula, Codex, GeckoTerminal.","Chains: Base, BNB Chain, Solana, Robinhood Chain.","Regions: us-east, eu-west, sgp. Cross-region median reported in the headline.","Reference: archive nodes per chain, validated against block hashes.","Metric: gauge `head_lag_seconds`, sampled every 15 seconds. Aggregated over the 24-hour window using `quantile_over_time`.","Success rate: presence ratio. Share of expected sampling slots where a value was actually emitted (5,760 expected per provider per day at the 15s cadence). 100% means the aggregator's feed was reachable for the full window.","Cardinality: 3 aggregators × 4 chains × 3 regions = 36 active series."],"license":"CC-BY-4.0"}