GPT-5.3-Codex
openai/gpt-5.3-codexInputOutput
Compare its 4 providersIncident RSSCompare with GPT Audio, GPT Audio Mini, GPT Chat Latest
Showing only the openai/fast provider · show all 4
CompareGPT-5.3-Codex
| State | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
OpenAIopenai/fast | No data | — | — | — | 100% | — | — | — | 400K | $3.50 / $28.00 |
- No data24h —
- 7d
- —
- 30d
- 100%
- p50
- —
- p99
- —
- Throughput
- —
- Context
- 400K
- $/Mtok
- $3.50 / $28.00
openai/fast
Measured 2m ago. Latency and throughput are OpenRouter's rolling 30-minute windows.
History
Availability
Axis starts at 90% so small differences stay visible; it expands to 0 when an endpoint falls below.
Time to first token
Logarithmic axis — the fleet spans two orders of magnitude. P50 is OpenRouter's rolling 30-minute window.
Throughput
Median tokens per second.
Daily availability
One row per endpoint · one dot per day · last 90 days.
worst hour ≥ 95%90–95%< 90%no data
Colour by each endpoint's worst hour of each UTC day · 4 endpoints · 47 days with data, none below the red threshold. Tables and charts above are filtered to openai/fast.