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OpenAI: o3 API pricing
Last updated
- Input / 1M tokens
- $2.00
- Output / 1M tokens
- $8.00
- Blended / 1M
- $3.50
- 3:1 input:output
- Context window
- 200K
- tokens
- Arena Elo
- 1200
Context window
How much text fits in a single request.
200,000 tokens, roughly 150K words or 300 pages of English text.
Estimate assumes ~0.75 words per token and 500 words per page. Input and output share this limit.
Price history
USD per 1M tokens at each recorded price change.
| Date | Input / 1M | Output / 1M | Blended / 1M | Change |
|---|---|---|---|---|
| $2.00 | $8.00 | $3.50 | Launch |
Changelog
Notable updates to OpenAI: o3.
OpenAI: o3 is now tracked with input cost $2 per 1M tokens, output cost $8 per 1M tokens, a 200000-token context window and an Elo score of 1200.
Summaries are AI-generated from tracked data changes.