o3 is a well-rounded and powerful model across domains. It sets a new standard for math, science, coding, and visual reasoning tasks. It also excels at technical writing and instruction-following....
OpenAI: o3 (batch) — OpenAI. Context window 200,000 tokens. API pricing (per 1M tokens): Input $1, Output $4. License: Proprietary. LMArena 1,410. GPQA Diamond 81.8%.
| Provider | OpenAI |
|---|---|
| API model ID | openai/o3:batch |
| Tier | Frontier |
| Context window | 200,000 tokens |
| Max output | 100,000 tokens |
| License | Proprietary |
| API pricing (per 1M tokens) · Input | $1 |
| API pricing (per 1M tokens) · Output | $4 |
| LMArena | 1,410 (o3-2025-04-16) |
| GPQA Diamond | 81.8% |
LMArena (CC-BY 4.0, best reasoning setting, 2026-10-02) · GPQA Diamond: Epoch AI (CC-BY 4.0)
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