GPT-5.4 mini review, price and benchmarks (2026)

public free paid api in Generator speed value

Provider

Statuspublic

AA Intelligence Index40 (July 16, 2026 snapshot)

Releasedn/a

Context windown/a

Modalitiesn/a

API price $/1M (in / out)n/a

Speedn/a

AccessAPI (cheap tier) · serves ChatGPT free-tier overflow

In one line

Small, quick, cheap - the sensible default for classification, extraction and light drafting at volume.

Coding66

Reasoning64

Writing62

Agents & tools62

Category scores (0-100) are WhichAI blended ratings: public category leaderboards plus editorial judgment. Guidance, not official measurements.

Alternatives worth a look

Grok Build 0.1 (xAI) · AA 39.8Inside Grok Build (xAI's coding agent/CLI)
GLM-5.1 (Z.ai) · AA 40.2Open weights
DeepSeek V4 Flash (DeepSeek) · AA 40.3Free chat app · open weights · cheapest DeepSeek API

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Artificial Analysis Intelligence Index, 2026 rebased scale (top models ≈ 55–60). Snapshot: July 24, 2026 (BenchLM mirror), retrieved July 26, 2026. Context, price and release data come from vendor pages and public pricing mirrors (retrieved July 19, 2026). Missing values are not published or not yet verified - shown as -. Sources are linked inside the app (Model guide and About > Methodology).