Measured on openrouter
4 runs- Avg Tokens / Second
- 12.10
- Avg Time to First Token (ms)
- 3120.00
- Runs Analysed
- 4
- Last Updated
- Aug 16, 2026, 06:48 PM
Throughput distribution
Throughput over time
Generated throughput, including reasoning tokens — so a thinking model's line does not collapse; the table ranks on visible tokens · one cell per model, showing its best-covered provider · shared vertical scale, 0 to 1 tok/s (99th percentile) · dashed rule is the model's own mean · 1 samples above the ceiling drawn at it
Every provider serving this model
1 measured| Provider | Model | Avg Toks/Sec | Min | Max | Avg TTF (ms) |
|---|---|---|---|---|---|
| openrouter | openai/gpt-5.5-20260423 | 12.10 | 3.48 | 22.10 | 3120.00 |
Frequently Asked Questions
How fast is openai/gpt-5.5-20260423?
The latest rolling average throughput is 12.10 tokens per second with an average time to first token of 3120.00 ms across 4 recent runs.
How often are these benchmarks updated?
Benchmarks refresh automatically whenever the monitoring cron runs. The most recent run completed on Aug 16, 2026, 06:48 PM.