Mistral Medium 3.5 is a dense 128B instruction-following model from Mistral AI. It supports text and image inputs with text output, and is designed for agentic workflows, coding, and complex...
Model details →Mistral: Mistral Medium 3.5 (batch) vs OpenAI: GPT-5.4 Mini
Mistral: Mistral Medium 3.5 (batch) and OpenAI: GPT-5.4 Mini are evenly matched on 6 axes — pick the one whose provider, latency, or licensing fits your stack.
GPT-5.4 mini brings the core capabilities of GPT-5.4 to a faster, more efficient model optimized for high-throughput workloads. It supports text and image inputs with strong performance across reasoning, coding,...
Model details →Side-by-side comparison
| Capability | Mistral: Mistral Medium 3.5 (batch) | OpenAI: GPT-5.4 Mini | Winner |
|---|---|---|---|
| Context window Maximum number of input tokens the model can attend to in a single request. | 262K | 400K | 🏆 OpenAI: GPT-5.4 Mini |
| Input price (per 1M) Cost per million input tokens billed by the provider. | $0.75 | $0.75 | Tie |
| Output price (per 1M) Cost per million output tokens billed by the provider. | $3.75 | $4.50 | 🏆 Mistral: Mistral Medium 3.5 (batch) |
| 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 Mistral: Mistral Medium 3.5 (batch) better than OpenAI: GPT-5.4 Mini?
Mistral: Mistral Medium 3.5 (batch) and OpenAI: GPT-5.4 Mini are evenly matched on 6 axes — pick the one whose provider, latency, or licensing fits your stack.
What's the price difference between Mistral: Mistral Medium 3.5 (batch) and OpenAI: GPT-5.4 Mini?
Input: $0.75 vs $0.75 per 1M tokens. Output: $3.75 vs $4.50 per 1M tokens.
What context windows do Mistral: Mistral Medium 3.5 (batch) and OpenAI: GPT-5.4 Mini support?
Mistral: Mistral Medium 3.5 (batch) supports up to 262K tokens. OpenAI: GPT-5.4 Mini supports up to 400K tokens.
Do both Mistral: Mistral Medium 3.5 (batch) and OpenAI: GPT-5.4 Mini support tool calling?
Mistral: Mistral Medium 3.5 (batch): yes. OpenAI: GPT-5.4 Mini: yes.