o3
o3
OpenAI · reasoning · api · seen 6m ago
Context
200K
Max output
—
Input $/1M
$2.00
Output $/1M
$8.00
Modalities
text
Released
09 Apr 2025
AI summary
● machine-written
OpenAI releases o3 reasoning model via API
o3 is OpenAI's reasoning model available through API access as of April 2025. It supports a 200K token context window and processes text inputs. The model is priced at $2.00 per million input tokens and $8.00 per million output tokens.
What's new
- Released April 16, 2025
- 200K token context window
- Priced at $2.00/M input tokens, $8.00/M output tokens
- API access via OpenAI platform
Best for
Complex reasoning tasksText-based analysis and generation