llm-benchmarks
githubdrose.io

claude-opus-4.8-fast Benchmarks


Measured on anthropic

37 runs
anthropic site
Avg Tokens / Second
37.50
Decode Tokens / Second
Avg Time to First Token (ms)
1540.00
Runs Analysed
37
Last Updated
Sep 13, 2026, 03:02 AM

Throughput distribution

Throughput over time

claude-opus-4.8-fastanthropic43tok/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 75 tok/s (99th percentile) · dashed rule is the model's own mean

Every lane measuring this model

2 measured · live first · a lane is a provider, a catalogue id and a transport
ProviderLaneAvg Toks/SecMinMaxAvg TTF (ms)n
anthropicdirect37.5024.3071.901540.0037
anthropicvia OpenRouter40.106.6871.601440.00351

Frequently Asked Questions

How fast is claude-opus-4.8-fast?
The latest rolling average throughput is 37.50 tokens per second with an average time to first token of 1540.00 ms across 37 recent runs.
How often are these benchmarks updated?
Benchmarks refresh automatically whenever the monitoring cron runs. The most recent run completed on Sep 13, 2026, 03:02 AM.