Mistral Small 4 vs o3
| Mistral Small 4 | o3 | |
|---|---|---|
| Provider | Mistral | OpenAI |
| Context Window | 128,000 | 200,000 |
| Release Date | 2026-02-25 | 2025-04-16 |
| Input Price | $0.15/ 1M tokens | $2.00/ 1M tokens |
| Output Price | $0.60/ 1M tokens | $8.00/ 1M tokens |
| Best for | high-volume · classification · chatbot · extraction | mathematics · coding · scientific reasoning · complex planning |
Capabilities
| Mistral Small 4 | o3 | |
|---|---|---|
| Vision | ✗ | ✗ |
| Reasoning | ✓ | ✓ |
| Coding | ✓ | ✓ |
| Audio | ✗ | ✗ |
| Tools | ✓ | ✓ |
| Long Context | ✓ | ✓ |
Ranking Comparison
| Mistral Small 4 | o3 | |
|---|---|---|
| Overall | 37.8 | 87.9 |
| Benchmark | 0 | 93 |
| Capability | 57.1 | 57.1 |
| Price Efficiency | 100 | 100 |
| Context | 64 | 100 |
Overall = Benchmark 50% + Capability 20% + Price Efficiency 20% + Context 10%.
Benchmark Comparison
| Mistral Small 4 | o3 | |
|---|---|---|
| Coding | — | — |
| Reasoning | — | — |
| Math | — | — |
| Vision | — | — |
Price History
Mistral Small 4
| Date | Input | Output |
|---|---|---|
| 2026-08-05 | $0.15 | $0.60 |
/ 1M tokens
o3
| Date | Input | Output |
|---|---|---|
| 2026-08-05 | $2.00 | $8.00 |
/ 1M tokens
Mistral Small 4
Mistral's fast, affordable model for high-volume and lightweight tasks.
o3
OpenAI reasoning model that thinks before answering, strongest on STEM and logic.
Frequently Asked Questions
Which model is better: Mistral Small 4 or o3?
Based on overall scores, o3 ranks higher (87.9 vs 37.8). See the comparison table for a full breakdown.
Which model is cheaper: Mistral Small 4 or o3?
Mistral Small 4 is cheaper: $0.15 vs $2 per 1M input tokens.
What are the capability differences between Mistral Small 4 and o3?
Mistral Small 4 and o3 support the same set of capabilities.