Magistral Medium vs o3-mini
Compare Mistral AI and OpenAI AI models
Cost Comparison (1000 input + 500 output tokens, 100 requests/day)
Magistral Medium
o3-mini
Cost Differences
o3-mini costs less than Magistral Medium
Feature Comparison
| Feature | Magistral Medium | o3-mini |
|---|---|---|
| Provider | Mistral AI | OpenAI |
| Input Price | $2.00/1M tokens | $1.10/1M tokens |
| Output Price | $5.00/1M tokens | $4.40/1M tokens |
| Context Window | 128,000 tokens | 500,000 tokens |
| Max Output | 32,768 tokens | 65,536 tokens |
| Category | reasoning | reasoning |
| Capabilities | textreasoning | textreasoningcode |
| Release Date | 12/15/2025 | 1/31/2025 |
Magistral Medium vs o3-mini: Which Should You Choose?
Choosing between Magistral Medium and o3-mini depends on your priorities: cost efficiency, context length, or raw capability. o3-mini is the more affordable option at $1.10/1M input tokens — 45% cheaper than Magistral Medium. Meanwhile, o3-mini offers a significantly larger context window at 500,000 tokens vs 128,000 for Magistral Medium.
These models come from different providers — Mistral AI and OpenAI — which means different API ecosystems, SDKs, rate limits, and terms of service. If you're already integrated with Mistral AI, switching to OpenAIinvolves migration effort beyond just pricing. Factor in your existing infrastructure when deciding.
Both models are in the reasoning category, making this a direct head-to-head comparison. At scale — say 10,000 requests per day — the cost difference adds up: o3-mini would save you roughly $360.00/month compared to Magistral Medium. For startups and indie developers, that difference can be significant.
Output costs matter too. Magistral Medium charges $5.00/1M output tokens vs $4.40 for o3-mini. For generation-heavy workloads (content creation, code generation, summarization), output pricing often dominates your bill. o3-mini has the edge here at $4.40/1M output tokens.
Best Use Cases
Choose Magistral Medium when:
- • You're already using Mistral AI's API ecosystem
Choose o3-mini when:
- • Budget is a primary concern
- • You need a larger context window (500,000 tokens)
- • You need more capabilities (code)
- • You need longer outputs (up to 65,536 tokens)
- • You're already using OpenAI's API ecosystem
Try Different Scenarios
Use the calculator below to see how costs change with different usage patterns
Magistral Medium (Mistral AI)
o3-mini (OpenAI)
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