o1 API Pricing
OpenAI · released 2024-12-05
o1 price
1.50¢ / 1K
6.00¢ / 1K
2.62¢ / 1K
What it actually costs
| Workload | Tokens | Cost |
|---|---|---|
| Short chat reply | 500 in / 300 out | $0.0255 |
| RAG query | 4,000 in / 500 out | $0.0900 |
| Long document summary | 50,000 in / 1,000 out | $0.8100 |
| Code review of a 2k-line file | 30,000 in / 2,000 out | $0.5700 |
| 1,000 chat replies/day for 30 days | 30,000 × (500 in / 300 out) | $765.00 |
Cost = (input tokens ÷ 1,000,000 × $15.00) + (output tokens ÷ 1,000,000 × $60.00).
Benchmarks
#183 of 547
#90 of 195
Similar intelligence, lower price
| Model | Intelligence | Blended $/1M |
|---|---|---|
| Qwen3.5 4B (Reasoning) | 13.1 | $0.06 |
| Nemotron 3.5 Lightning | 12.9 | $0.095 |
| GPT-5 nano (High) | 13.0 | $0.138 |
| Step 3.5 Flash 2603 | 17.0 | $0.15 |
| Step 3.5 Flash | 16.6 | $0.15 |
Leaderboard neighbours
| Model | Intelligence | Blended $/1M |
|---|---|---|
| Claude 4.5 Haiku (Non-reasoning) | 15.4 | $2.00 |
| Claude 3.7 Sonnet (Non-reasoning) | 15.3 | $6.00 |
| Kimi K2 0905 | 15.3 | $1.075 |
| o1 | 15.2 | $26.25 |
| Gemini 2.5 Pro Preview (Mar' 25) | 15.0 | — |
| GLM-4.6 (Non-reasoning) | 14.9 | $0.981 |
| GLM-4.7-Flash (Reasoning) | 14.9 | $0.153 |
More from OpenAI
| Model | Intelligence | Blended $/1M |
|---|---|---|
| GPT-6 Astra (Max) | 52.7 | $20.00 |
| GPT-6.1 Sol (Max) | 51.8 | $4.00 |
| GPT-6 Sol (Max) | 47.6 | $4.00 |
| GPT-5.6 Sol (Max) | 47.0 | $8.00 |
| GPT-5.6 Terra (Max) | 42.1 | $4.50 |
| GPT-5.4 (Xhigh) | 39.0 | $5.625 |
| GPT-5.5 (Xhigh) | 38.4 | $11.25 |
| GPT-6 Luna (Max) | 38.1 | $0.20 |
Count tokens & estimate cost for o1 See o1 on the leaderboard
Source: Artificial Analysis · last synced 2026-10-15
FAQ
Who develops o1?
o1 is developed by OpenAI, released 2024-12-05.
How much does o1 cost per million tokens?
o1 costs $15.00 per 1M input tokens and $60.00 per 1M output tokens ($26.25 blended), per Artificial Analysis's official pricing data.
What is the o1 API price?
The o1 API price is $15.00 per 1M input tokens and $60.00 per 1M output tokens ($26.25 per 1M blended).
How much does o1 cost for a typical request?
A short chat reply (500 in / 300 out tokens) costs about $0.0255 on o1, at $15.00/1M input and $60.00/1M output.
Is o1 free?
o1's official API list price is $15.00 per 1M input tokens and $60.00 per 1M output tokens. This site tracks list prices only, not free tiers or trial credits — check OpenAI's site for those.
How does o1 rank on benchmarks?
o1 scores 15.2 on the Artificial Analysis Intelligence Index, ranking #183 of 547 models we track.
Is there a cheaper model with similar intelligence to o1?
Yes — Qwen3.5 4B (Reasoning) scores similar intelligence (13.1) at $0.06/1M blended, versus $26.25/1M for o1.
Where does this data come from?
Pricing and benchmark data for o1 comes from Artificial Analysis (artificialanalysis.ai), synced daily. Last synced 2026-10-15.