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GPT-5 mini (Fast)
openai·openai/gpt-5-mini-fast·GA·Closed·gpt-mini series
Small GPT-5 for responsive agents, coding help, and everyday automation
At a glance
Reference price$0.45 / $3.60 per 1M
Cache read $0.045 · Vercel AI Gateway
Lowest paid$0.45 / $3.60
Vercel AI Gateway Cloud
Context400,000
Output limit128,000
Capabilities
✓ Reasoning✓ Tool use✓ Structured outputTemperature✓ Attachments
Modalities
TextImagePDF
Knowledge cutoff2024-05-30
Released / updated2025-08-07 / 2025-08-07
Quality & performance
Artificial Analysis doesn't cover this model (267 of 2059 have data). Quality data comes from independent evals covering widely used models.
Available at 1 providers1 with public prices
| Provider | Tier | Input | Output | Cache read | Cache write | Context | Output limit | Status |
|---|---|---|---|---|---|---|---|---|
| Vercel AI Gateway | Cloud | $0.45 | $3.60 | $0.045 | — | 400,000 | 128,000 |
Sorted by blended price (input×0.75 + output×0.25) asc. The official channel always shows regardless of rank. Whether a gateway's low price is actually usable can't be verified.
Your usage cost
1Vercel AI Gateway$221.40
The cheapest paid channel is the only channel.
Benchmark
No upstream benchmark data for this model. For quality, see the Artificial Analysis intelligence score above.
Reasoning control
effort = minimaleffort = loweffort = mediumeffort = high
Related models
OpenAI GPT Mini Latestsame series$0.75 / $4.50gpt-5.4-mini-2026-03-17same series$0.75 / $4.50GPT-5.4 minisame series$0.75 / $4.50DeepSeek V4 Procheaper alternative$0.435 / $0.87DeepSeek V4 Flashcheaper alternative$0.14 / $0.28MiniMax-M2.7cheaper alternative$0.30 / $1.20DeepSeek V4 Flash 0731cheaper alternative$0.479 / $1.44
Price historyone sample accumulated per data sync
Input list $0.45Output list $3.60Min blended $1.24
Price history accumulates from each data sync; currently only 1 sample(s) (2026-08-19). Each future sync adds a point, and once accumulated a line is drawn here.