# Cheapest GPT Models

As of October 21, 2026, among LiteLLM's active models with a 32K-token context window or more, offered by at least two providers or by their own lab, the cheapest of the GPT models is GPT-5, at $3.438 per 1M tokens (blended), from OpenAI.

- Page: https://models.litellm.ai/rankings/cheapest-gpt
- How it's sorted: Sorted by blended price: 3 input tokens for every output token, at each model's headline price (its own lab's API where it sells it, otherwise its cheapest provider). Only GPT models. Only active models with a 32K-token context window or more, offered by at least two providers or by their own lab. Free models are left out.

| # | Model | Lab | Blended price per 1M tokens | Price per 1M (in / out) | Context | Providers |
|---|---|---|---|---|---|---|
| 1 | [GPT-5](https://models.litellm.ai/models/gpt-5) | OpenAI | $3.438 | $1.25 / $10.00 | 272K | 8 |
| 2 | [GPT-4.1](https://models.litellm.ai/models/gpt-4.1) | OpenAI | $3.50 | $2.00 / $8.00 | 1M | 6 |
| 3 | [GPT-5.2](https://models.litellm.ai/models/gpt-5.2) | OpenAI | $4.813 | $1.75 / $14.00 | 272K | 6 |
| 4 | [GPT-5.4](https://models.litellm.ai/models/gpt-5.4) | OpenAI | $5.625 | $2.50 / $15.00 | 1M | 9 |
| 5 | [GPT-5.6](https://models.litellm.ai/models/gpt-5.6) | OpenAI | $8.00 | $4.00 / $20.00 | 922K | 2 |
| 6 | [GPT-5.5](https://models.litellm.ai/models/gpt-5.5) | OpenAI | $11.25 | $5.00 / $30.00 | 1M | 10 |