GPT-5.1 is the latest frontier-grade model in the GPT-5 series, offering stronger general-purpose reasoning, improved instruction adherence, and a more natural conversational style compared to GPT-5. It uses adaptive reasoning...
Model details →OpenAI: GPT-5.1 vs OpenAI GPT Mini Latest
OpenAI GPT Mini Latest wins on 2 of 6 axes — pricing and capability skew in its favour for most workloads.
This model always redirects to the latest model in the OpenAI GPT Mini family.
Model details →Side-by-side comparison
| Capability | OpenAI: GPT-5.1 | OpenAI GPT Mini Latest | Winner |
|---|---|---|---|
| Context window Maximum number of input tokens the model can attend to in a single request. | 400K | 400K | Tie |
| Input price (per 1M) Cost per million input tokens billed by the provider. | $1.25 | $0.75 | 🏆 OpenAI GPT Mini Latest |
| Output price (per 1M) Cost per million output tokens billed by the provider. | $10.00 | $4.50 | 🏆 OpenAI GPT Mini Latest |
| Tool / function calling First-class support for emitting structured tool calls. | Yes | Yes | Tie |
| Vision input Accepts image inputs alongside text. | Yes | Yes | Tie |
| Reasoning mode Internal chain-of-thought / extended-thinking support. | Yes | Yes | Tie |
Frequently asked questions
Is OpenAI: GPT-5.1 better than OpenAI GPT Mini Latest?
OpenAI GPT Mini Latest wins on 2 of 6 axes — pricing and capability skew in its favour for most workloads.
What's the price difference between OpenAI: GPT-5.1 and OpenAI GPT Mini Latest?
Input: $1.25 vs $0.75 per 1M tokens. Output: $10.00 vs $4.50 per 1M tokens.
What context windows do OpenAI: GPT-5.1 and OpenAI GPT Mini Latest support?
OpenAI: GPT-5.1 supports up to 400K tokens. OpenAI GPT Mini Latest supports up to 400K tokens.
Do both OpenAI: GPT-5.1 and OpenAI GPT Mini Latest support tool calling?
OpenAI: GPT-5.1: yes. OpenAI GPT Mini Latest: yes.
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