o3 vs o4-mini
| o3 | o4-mini | |
|---|---|---|
| Provider | OpenAI | OpenAI |
| Context Window | 200,000 | 200,000 |
| Release Date | 2025-04-16 | 2025-04-16 |
| Input Price | $2.00/ 1M tokens | $1.10/ 1M tokens |
| Output Price | $8.00/ 1M tokens | $4.40/ 1M tokens |
| Best for | mathematics · coding · scientific reasoning · complex planning | mathematics · coding · reasoning · agent workflows |
Capabilities
| o3 | o4-mini | |
|---|---|---|
| Vision | ✗ | ✗ |
| Reasoning | ✓ | ✓ |
| Coding | ✓ | ✓ |
| Audio | ✗ | ✗ |
| Tools | ✓ | ✓ |
| Long Context | ✓ | ✓ |
Ranking Comparison
| o3 | o4-mini | |
|---|---|---|
| Overall | 87.9 | 41.4 |
| Benchmark | 93 | 0 |
| Capability | 57.1 | 57.1 |
| Price Efficiency | 100 | 100 |
| Context | 100 | 100 |
Overall = Benchmark 50% + Capability 20% + Price Efficiency 20% + Context 10%.
Benchmark Comparison
| o3 | o4-mini | |
|---|---|---|
| Coding | — | — |
| Reasoning | — | — |
| Math | — | — |
| Vision | — | — |
Price History
o3
| Date | Input | Output |
|---|---|---|
| 2026-08-05 | $2.00 | $8.00 |
/ 1M tokens
o4-mini
| Date | Input | Output |
|---|---|---|
| 2026-08-05 | $1.10 | $4.40 |
/ 1M tokens
o3
OpenAI reasoning model that thinks before answering, strongest on STEM and logic.
o4-mini
OpenAI's compact reasoning model for complex STEM and coding at low cost.
Frequently Asked Questions
Which model is better: o3 or o4-mini?
Based on overall scores, o3 ranks higher (87.9 vs 41.4). See the comparison table for a full breakdown.
Which model is cheaper: o3 or o4-mini?
o4-mini is cheaper: $1.1 vs $2 per 1M input tokens.
What are the capability differences between o3 and o4-mini?
o3 and o4-mini support the same set of capabilities.