openai vs together — AI API latency comparison
As of July 24, 2026, openai and together are evenly matched on edge latency — each is faster in 2 of 4 measured region(s). From Europe (Germany), openai leads at 231 ms vs 298 ms p50.
Edge latency by region
| Region | openai p50 TTFB | together p50 TTFB | Faster |
|---|---|---|---|
| Asia (Tokyo) | 202 ms | 186 ms | together |
| Europe (Germany) | 231 ms | 298 ms | openai |
| South America (São Paulo) | 221 ms | 255 ms | openai |
| US (Central) | 126 ms | 118 ms | together |
Full details: openai by region · together by region.