llm-benchmarks
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gpt-oss-20b Benchmarks


Measured on parasail

10 runs
Avg Tokens / Second
12.90
Decode Tokens / Second
—
Avg Time to First Token (ms)
6850.00
Runs Analysed
10
Last Updated
Oct 16, 2026, 11:51 AM

Throughput distribution

Throughput over time

gpt-oss-20bparasail62tok/s

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 · models with at least 4 samples in the window first, fastest of those at the top · shared vertical scale, 0 to 96 tok/s (99th percentile) · dashed rule is the model's own mean

Every lane measuring this model

1 measured · live first · a lane is a provider, a catalogue id and a transport
ProviderLaneAvg Toks/SecMinMaxAvg TTF (ms)n
parasailvia OpenRouter12.904.3920.406850.0010

Frequently Asked Questions

How fast is gpt-oss-20b?
The latest rolling average throughput is 12.90 tokens per second with an average time to first token of 6850.00 ms across 10 recent runs.
How often are these benchmarks updated?
Benchmarks refresh automatically whenever the monitoring cron runs. The most recent run completed on Oct 16, 2026, 11:51 AM.

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