# openai vs openrouter — AI API latency comparison
Updated July 24, 2026. As of July 24, 2026, openrouter has lower edge latency (time-to-first-byte) than openai in 4 of 4 measured region(s). From Europe (Germany), openrouter responds in 99 ms p50 vs 290 ms.

| Region | openai p50 | openrouter p50 | Faster |
| --- | --- | --- | --- |
| Asia (Tokyo) | 202 ms | 53 ms | openrouter |
| Europe (Germany) | 290 ms | 99 ms | openrouter |
| South America (São Paulo) | 221 ms | 56 ms | openrouter |
| US (Central) | 127 ms | 58 ms | openrouter |


Source: https://llmlatency.dev/compare/openai-vs-openrouter