OpenAI pricing & review
The GPT and o-series API. Deepest ecosystem and tooling; pricing at the premium end but with aggressive batch and cached-input discounts.
Where OpenAI wins
- Frontier models
- Batch API at 50% off
- Prompt caching discounts
- Broadest SDK/tooling ecosystem
OpenAI model pricing
List prices refreshed 2026-08-23 ยท cheapest 25 shown| Model | Input $/1M | Output $/1M | Market floor in |
|---|---|---|---|
| GPT-5 Nano | $0.050 | $0.400 | $0.050at Azure AI Foundry |
| GPT-4.1 Nano | $0.100 | $0.400 | $0.100at Azure AI Foundry |
| GPT-4o-Mini | $0.150 | $0.600 | $0.150at Azure AI Foundry |
| GPT-4o-Mini-Audio-Preview | $0.150 | $0.600 | $0.150at OpenAI |
| GPT-5.4 Nano | $0.200 | $1.25 | $0.200at Azure AI Foundry |
| GPT-5.6 Luna | $0.200 | $1.20 | $0.200at Azure AI Foundry |
| GPT-5 Mini | $0.250 | $2.00 | $0.250at Azure AI Foundry |
| GPT-4.1 Mini | $0.400 | $1.60 | $0.400at Azure AI Foundry |
| GPT-3.5 Turbo | $0.500 | $1.50 | $0.500at Vercel AI Gateway |
| GPT Audio Mini | $0.600 | $2.40 | $0.600at Azure AI Foundry |
| GPT-5.4 Mini | $0.750 | $4.50 | $0.750at Azure AI Foundry |
| o3 Mini | $1.10 | $4.40 | $1.10at Azure AI Foundry |
| o4 Mini | $1.10 | $4.40 | $1.00at Replicate |
| GPT-5 | $1.25 | $10.00 | $1.25at Azure AI Foundry |
| GPT-5.1 | $1.25 | $10.00 | $1.25at Azure AI Foundry |
| GPT-5-Chat | $1.25 | $10.00 | $1.25at Azure AI Foundry |
| GPT-5.1-Chat | $1.25 | $10.00 | $1.25at Azure AI Foundry |
| GPT-5.2 | $1.75 | $14.00 | $1.75at Azure AI Foundry |
| GPT-5.2 Chat | $1.75 | $14.00 | $1.75at Azure AI Foundry |
| GPT-5.3-Chat | $1.75 | $14.00 | $1.75at Azure AI Foundry |
| GPT-4.1 | $2.00 | $8.00 | $2.00at Azure AI Foundry |
| O3 | $2.00 | $8.00 | $2.00at Azure AI Foundry |
| GPT-5.6 Terra | $2.00 | $12.00 | $2.00at Azure AI Foundry |
| GPT-4o | $2.50 | $10.00 | $2.50at Azure AI Foundry |
| GPT-5.4 | $2.50 | $15.00 | $2.50at Azure AI Foundry |