API Status

gpt-5.3-chat-latest Benchmarks

Provider: openai

Explore real-world latency and throughput results for gpt-5.3-chat-latest. These measurements come from automated benchmarking runs against the provider APIs using the same harness that powers the public cloud dashboard.

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Benchmark Overview

Avg Tokens / Second

29.80

Avg Time to First Token (ms)

2910.00

Runs Analysed

6

Last Updated

Aug 4, 2026, 01:47 PM

Key Insights

  • gpt-5.3-chat-latest streams at 29.80 tokens/second on average across the last 6 benchmark runs.

  • Performance fluctuated by 9.00 tokens/second (30.2% coefficient of variation), indicating variable behavior across benchmark runs.

  • Average time to first token is 2910.00 ms (high latency), consider alternatives for latency-sensitive workloads.

  • Latest measurements completed on Aug 4, 2026, 01:47 PM based on 6 total samples.

Performance Distribution

Distribution of throughput measurements showing performance consistency across benchmark runs.

Performance Over Time

Historical performance trends showing how throughput has changed over the benchmarking period.

gpt-5.3-chat-latest

Benchmark Samples

ProviderModelAvg Toks/SecMinMaxAvg TTF (ms)
openaigpt-5.3-chat-latest29.8027.1036.102910.00

Frequently Asked Questions

The latest rolling average throughput is 29.80 tokens per second with an average time to first token of 2910.00 ms across 6 recent runs.

Benchmarks refresh automatically whenever the monitoring cron runs. The most recent run completed on Aug 4, 2026, 01:47 PM.

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