# C4ai Aya Expanse 32B API Pricing

As of October 10, 2026, C4ai Aya Expanse 32B costs $0.50 per 1M input tokens and $1.50 per 1M output tokens on Cohere. It has a 128,000-token context window and returns up to 4,000 tokens per response.

- Page: https://models.litellm.ai/models/c4ai-aya-expanse-32b
- Lab: Cohere
- LiteLLM model name: `c4ai-aya-expanse-32b`
- Context window: 128,000 tokens
- Max output: 4,000 tokens
- Added to LiteLLM: September 26, 2026
- Prices updated: October 10, 2026

## Pricing by provider

Token prices in USD per 1M tokens.

| Provider | Model name | Input | Output | Cache read | Per image | Per second | Context |
|---|---|---|---|---|---|---|---|
| Cohere | `c4ai-aya-expanse-32b` | $0.50 | $1.50 | – | – | – | 128K |

## Cost examples

1,000 requests with 2,000 input and 500 output tokens each:

- Cohere: $1.75

100 long-document requests with 100,000 input and 2,000 output tokens each:

- Cohere: $5.30

## Use it with LiteLLM

```python
from litellm import completion

response = completion(
    model="c4ai-aya-expanse-32b",
    messages=[{"role": "user", "content": "Hello!"}],
)
```

## FAQ

### How much does C4ai Aya Expanse 32B cost?

C4ai Aya Expanse 32B costs $0.50 per 1M input tokens and $1.50 per 1M output tokens on Cohere.

### What is the context window of C4ai Aya Expanse 32B?

C4ai Aya Expanse 32B has a 128,000-token context window and returns up to 4,000 tokens per response.

### Which providers offer C4ai Aya Expanse 32B?

C4ai Aya Expanse 32B is available from Cohere through LiteLLM, using the model name c4ai-aya-expanse-32b.

### How do I call C4ai Aya Expanse 32B with an OpenAI-compatible API?

Use the LiteLLM Python SDK with model="c4ai-aya-expanse-32b", or add the model to the LiteLLM proxy's config.yaml and send requests to /v1/chat/completions from any OpenAI client. LiteLLM tracks the cost of every request at the prices on this page.

### When did LiteLLM add C4ai Aya Expanse 32B?

C4ai Aya Expanse 32B was added to LiteLLM's model price file on September 26, 2026.

Source: LiteLLM model price file, https://github.com/BerriAI/litellm/blob/main/model_prices_and_context_window.json