# Claude Mythos 5.2 API Pricing

As of November 10, 2026, Claude Mythos 5.2 costs $8.00 per 1M input tokens and $40.00 per 1M output tokens on Amazon Bedrock, with cache reads at $0.20 and cache writes at $10.00 per 1M tokens. It has a 1,000,000-token context window and returns up to 128,000 tokens per response.

- Page: https://models.litellm.ai/models/claude-mythos-5-2
- Lab: Anthropic
- LiteLLM model name: `anthropic.claude-mythos-5-2`
- Context window: 1,000,000 tokens
- Max output: 128,000 tokens
- Added to LiteLLM: November 9, 2026
- Prices updated: November 9, 2026

## Pricing by provider

Token prices in USD per 1M tokens.

| Provider | Model name | Input | Output | Cache read | Per image | Per second | Context |
|---|---|---|---|---|---|---|---|
| Amazon Bedrock | `anthropic.claude-mythos-5-2` | $8.00 | $40.00 | $0.20 | – | – | 1M |
| Amazon Bedrock (us-gov-east-1) | `bedrock/us-gov-east-1/anthropic.claude-mythos-5-2` | $9.60 | $48.00 | $0.24 | – | – | 1M |
| Amazon Bedrock (us-gov-west-1) | `bedrock/us-gov-west-1/anthropic.claude-mythos-5-2` | $9.60 | $48.00 | $0.24 | – | – | 1M |
| Amazon Bedrock (EU cross-region) | `eu.anthropic.claude-mythos-5-2` | $8.80 | $44.00 | $0.22 | – | – | 1M |
| Amazon Bedrock (Global cross-region) | `global.anthropic.claude-mythos-5-2` | $8.00 | $40.00 | $0.20 | – | – | 1M |
| Amazon Bedrock (US GovCloud cross-region) | `us-gov.anthropic.claude-mythos-5-2` | $9.60 | $48.00 | $0.24 | – | – | 1M |
| Amazon Bedrock (US cross-region) | `us.anthropic.claude-mythos-5-2` | $8.80 | $44.00 | $0.22 | – | – | 1M |

## Cost examples

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

- Amazon Bedrock: $36.00

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

- Amazon Bedrock: $88.00

## Features

Supported: Function calling, Structured output, Image input, PDF input, Reasoning, Prompt caching, Computer use.

## Use it with LiteLLM

```python
from litellm import completion

response = completion(
    model="anthropic.claude-mythos-5-2",
    messages=[{"role": "user", "content": "Hello!"}],
)
```

## Cost calculator

10,000 requests a day with 1,000 input and 500 output tokens each, at Amazon Bedrock's price: $0.028 per request, $280 per day, $8,400 per month (30 days). Try other numbers at https://models.litellm.ai/calculator?model=claude-mythos-5-2

## FAQ

### How much does Claude Mythos 5.2 cost?

Claude Mythos 5.2 costs $8.00 per 1M input tokens and $40.00 per 1M output tokens on Amazon Bedrock, with cache reads at $0.20 and cache writes at $10.00 per 1M tokens.

### What is the context window of Claude Mythos 5.2?

Claude Mythos 5.2 has a 1,000,000-token context window and returns up to 128,000 tokens per response.

### Which providers offer Claude Mythos 5.2?

Claude Mythos 5.2 is available from Amazon Bedrock through LiteLLM, using the model name anthropic.claude-mythos-5-2.

### How do I call Claude Mythos 5.2 with an OpenAI-compatible API?

Use the LiteLLM Python SDK with model="anthropic.claude-mythos-5-2", 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.

### What features does Claude Mythos 5.2 support?

Claude Mythos 5.2 supports function calling, structured output, image input, PDF input, reasoning, prompt caching and computer use.

### When did LiteLLM add Claude Mythos 5.2?

Claude Mythos 5.2 was added to LiteLLM's model price file on November 9, 2026.

Source: LiteLLM model price file, https://github.com/BerriAI/litellm/blob/main/model_prices_and_context_window.json. Maintainers update it from each provider's published pricing, and this page is usually rebuilt within 20 minutes of every change.