OpenAI o3 vs OpenAI o4 Mini
Side-by-side comparison of pricing, capabilities, benchmarks, and use case fit.
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OpenAI o3
OpenAI
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OpenAI o4 Mini
OpenAI
Capability radar
Normalized coding, reasoning, writing, vision, context, and value
OpenAI o3OpenAI o4 Mini
| Metric | OpenAI o3 | OpenAI o4 Mini |
|---|---|---|
| Input Price / 1M | $10.00 | $1.10 |
| Output Price / 1M | $40.00 | $4.40 |
| Combined Price / 1M | $50.00 | $5.50 |
| Context Window | 200,000 | 200,000 |
| Coding Score | 95 | 92 |
| Reasoning Score | 97 | 93 |
| Vision Score | 70 | 75 |
| Audio | No | No |
| Streaming | Yes | Yes |
| Function Calling | Yes | Yes |
| Latency Tier | reasoning | reasoning |
| Release Date | 4/16/2025 | 4/16/2025 |
OpenAI o3 — Strengths & Weaknesses
Strengths
- Frontier reasoning
- Vision in reasoning mode
Weaknesses
- Very expensive
- Slow inference
OpenAI o4 Mini — Strengths & Weaknesses
Strengths
- Reasoning + vision
- Cost-effective for agents
Weaknesses
- Still slower than standard chat models
Use Case Verdicts
Enterprise Use
OpenAI o3 combines strong reasoning, tooling, and context for enterprise workloads.
Agent Workflows
OpenAI o3 is better suited for agentic workflows with tool use and coding capability.