OpenAI AI models
Updated February 2026 · 3 models · ranked by input price (low → high)
A complete list of OpenAI models in the catalog with pricing and specs, ranked from cheapest input price up. Use it to pick the right OpenAI tier for your workload.
| # | Model | Input | Output | Context |
|---|---|---|---|---|
| 1 | GPT-5 nano OpenAI | $0.15 | $0.60 | 128K |
| 2 | GPT-5 mini OpenAI | $0.45 | $1.80 | 128K |
| 3 | GPT-5 OpenAI | $10.00 | $30.00 | 256K |
1. GPT-5 nano
OpenAI · $0.15 in / $0.60 out per 1M · 128K context · Jan 2026
Smallest GPT-5 tier — ultra-cheap classification and routing at massive scale.
2. GPT-5 mini
OpenAI · $0.45 in / $1.80 out per 1M · 128K context · Jan 2026
Cost-efficient GPT-5 variant for scale — snappy responses at a low price.
3. GPT-5
OpenAI · $10.00 in / $30.00 out per 1M · 256K context · Dec 2025
Top general-purpose model with strong tool-use and multimodal reasoning.