OpenAI API pricing
61 models · US
Creator of the GPT series and the de facto shape of the chat-completions API that most other providers now imitate.
- Cheapest input / 1M
- $0.018
- Priciest input / 1M
- $30.00
- Largest context
- 1.1M
- Models tracked
- 61
gpt-oss-20b
GPT-5.4 Pro
GPT-6 Luna Pro
All OpenAI models
Cheapest first, by blended cost.
| # | Model | Blended / 1M | Input / 1M | Output / 1M | Context | Capabilities |
|---|---|---|---|---|---|---|
| 1 | gpt-oss-20b OpenAI | $0.036 | $0.018 | $0.090 | 131K | ReasoningToolsOpen weights |
| 2 | gpt-oss-safeguard-20b OpenAI | $0.131 | $0.075 | $0.300 | 131K | ReasoningToolsOpen weights |
| 3 | GPT-5 Nano OpenAI | $0.137 | $0.050 | $0.400 | 400K | ReasoningToolsVision |
| 4 | GPT-4.1 Nano OpenAI | $0.175 | $0.100 | $0.400 | 1.0M | ToolsVision |
| 5 | GPT-6 Luna Pro OpenAI | $0.200 | $0.100 | $0.500 | 1.1M | ReasoningToolsVision |
| 6 | GPT-6 Luna OpenAI | $0.200 | $0.100 | $0.500 | 1.1M | ReasoningToolsVision |
| 7 | gpt-oss-120b OpenAI | $0.262 | $0.150 | $0.600 | 131K | ReasoningToolsOpen weights |
| 8 | GPT-4o-mini OpenAI | $0.262 | $0.150 | $0.600 | 128K | ToolsVision |
| 9 | GPT-4o-mini (2024-07-18) OpenAI | $0.262 | $0.150 | $0.600 | 128K | ToolsVision |
| 10 | GPT-5.6 Luna Pro OpenAI | $0.450 | $0.200 | $1.20 | 1.1M | ReasoningToolsVision |
| 11 | GPT-5.6 Luna OpenAI | $0.450 | $0.200 | $1.20 | 1.1M | ReasoningToolsVision |
| 12 | GPT-5.4 Nano OpenAI | $0.463 | $0.200 | $1.25 | 400K | ReasoningToolsVision |
| 13 | GPT-5.1-Codex-Mini OpenAI | $0.688 | $0.250 | $2.00 | 400K | ReasoningToolsVision |
| 14 | GPT-5 Mini OpenAI | $0.688 | $0.250 | $2.00 | 400K | ReasoningToolsVision |
| 15 | GPT-4.1 Mini OpenAI | $0.700 | $0.400 | $1.60 | 1.0M | ToolsVision |
| 16 | o4 Mini (batch) OpenAI | $0.963 | $0.550 | $2.20 | 200K | ReasoningToolsVision |
| 17 | o3 Mini (batch) OpenAI | $0.963 | $0.550 | $2.20 | 200K | ReasoningTools |
| 18 | GPT Audio Mini OpenAI | $1.05 | $0.600 | $2.40 | 128K | Tools |
| 19 | $1.25 | $1.00 | $2.00 | 4K | Tools | |
| 20 | GPT-5.4 Mini OpenAI | $1.69 | $0.750 | $4.50 | 400K | ReasoningToolsVision |
| 21 | GPT-6.1 Terra Pro OpenAI | $2.00 | $1.00 | $5.00 | 1.1M | ReasoningToolsVision |
| 22 | GPT-6.1 Terra OpenAI | $2.00 | $1.00 | $5.00 | 1.1M | ReasoningToolsVision |
| 23 | GPT-5 Image Mini OpenAI | $2.38 | $2.50 | $2.00 | 400K | ReasoningVision |
| 24 | GPT-3.5 Turbo 16k OpenAI | $3.25 | $3.00 | $4.00 | 16K | Tools |
| 25 | GPT-5.1-Codex-Max OpenAI | $3.44 | $1.25 | $10.00 | 400K | ReasoningToolsVision |
| 26 | GPT-5.1 OpenAI | $3.44 | $1.25 | $10.00 | 400K | ReasoningToolsVision |
| 27 | GPT-5.1-Codex OpenAI | $3.44 | $1.25 | $10.00 | 400K | ReasoningToolsVision |
| 28 | GPT-5 OpenAI | $3.44 | $1.25 | $10.00 | 400K | ReasoningToolsVision |
| 29 | o3 OpenAI | $3.50 | $2.00 | $8.00 | 200K | ReasoningToolsVision |
| 30 | GPT-4.1 OpenAI | $3.50 | $2.00 | $8.00 | 1.0M | ToolsVision |
| 31 | GPT-6.1 Sol Pro OpenAI | $4.00 | $2.00 | $10.00 | 1.1M | ReasoningToolsVision |
| 32 | GPT-6.1 Sol OpenAI | $4.00 | $2.00 | $10.00 | 1.1M | ReasoningToolsVision |
| 33 | GPT-6 Sol Pro OpenAI | $4.00 | $2.00 | $10.00 | 1.1M | ReasoningToolsVision |
| 34 | GPT-6 Sol OpenAI | $4.00 | $2.00 | $10.00 | 1.1M | ReasoningToolsVision |
| 35 | GPT Audio OpenAI | $4.38 | $2.50 | $10.00 | 128K | Tools |
| 36 | GPT-4o (2024-11-20) OpenAI | $4.38 | $2.50 | $10.00 | 128K | ToolsVision |
| 37 | GPT-4o (2024-08-06) OpenAI | $4.38 | $2.50 | $10.00 | 128K | ToolsVision |
| 38 | GPT-4o OpenAI | $4.38 | $2.50 | $10.00 | 128K | ToolsVision |
| 39 | GPT-5.6 Terra Pro OpenAI | $4.50 | $2.00 | $12.00 | 1.1M | ReasoningToolsVision |
| 40 | GPT-5.6 Terra OpenAI | $4.50 | $2.00 | $12.00 | 1.1M | ReasoningToolsVision |
| 41 | GPT-5.3-Codex OpenAI | $4.81 | $1.75 | $14.00 | 400K | ReasoningToolsVision |
| 42 | GPT-5.2-Codex OpenAI | $4.81 | $1.75 | $14.00 | 400K | ReasoningToolsVision |
| 43 | GPT-5.2 Chat OpenAI | $4.81 | $1.75 | $14.00 | 128K | ToolsVision |
| 44 | GPT-5.2 OpenAI | $4.81 | $1.75 | $14.00 | 400K | ReasoningToolsVision |
| 45 | GPT-5.4 OpenAI | $5.63 | $2.50 | $15.00 | 1.1M | ReasoningToolsVision |
| 46 | GPT-4o (2024-05-13) OpenAI | $7.50 | $5.00 | $15.00 | 128K | ToolsVision |
| 47 | GPT-4 Turbo (batch) OpenAI | $7.50 | $5.00 | $15.00 | 128K | ToolsVision |
| 48 | GPT-5.6 Sol Pro OpenAI | $8.00 | $4.00 | $20.00 | 1.1M | ReasoningToolsVision |
| 49 | GPT-5.6 Sol OpenAI | $8.00 | $4.00 | $20.00 | 1.1M | ReasoningToolsVision |
| 50 | GPT-5.4 Image 2 OpenAI | $9.75 | $8.00 | $15.00 | 272K | ReasoningVision |
| 51 | GPT-5 Image OpenAI | $10.00 | $10.00 | $10.00 | 400K | ReasoningVision |
| 52 | GPT Chat Latest OpenAI | $11.25 | $5.00 | $30.00 | 400K | ToolsVision |
| 53 | GPT-5.5 OpenAI | $11.25 | $5.00 | $30.00 | 1.1M | ReasoningToolsVision |
| 54 | GPT-6 Astra OpenAI | $20.00 | $10.00 | $50.00 | 1.1M | ReasoningToolsVision |
| 55 | GPT-6 Astra Pro OpenAI | $20.00 | $10.00 | $50.00 | 1.1M | ReasoningToolsVision |
| 56 | o3 Pro OpenAI | $35.00 | $20.00 | $80.00 | 200K | ReasoningToolsVision |
| 57 | GPT-4 OpenAI | $37.50 | $30.00 | $60.00 | 8K | Tools |
| 58 | GPT-5 Pro OpenAI | $41.25 | $15.00 | $120 | 400K | ReasoningToolsVision |
| 59 | GPT-5.2 Pro OpenAI | $57.75 | $21.00 | $168 | 400K | ReasoningToolsVision |
| 60 | GPT-5.5 Pro OpenAI | $67.50 | $30.00 | $180 | 1.1M | ReasoningToolsVision |
| 61 | GPT-5.4 Pro OpenAI | $67.50 | $30.00 | $180 | 1.1M | ReasoningToolsVision |
Frequently asked
How much does the OpenAI API cost?
OpenAI models in this directory range from $0.018 to $30.00 per million input tokens. The cheapest is gpt-oss-20b; the most expensive is GPT-5.4 Pro.
How many models does OpenAI offer?
61 models are tracked here, with the largest context window being 1.1M tokens on GPT-6 Luna Pro.