Question 1

How much does Claude Mythos Preview cost?

Accepted Answer

Claude Mythos Preview costs $25 per 1 million input tokens and $125 per 1 million output tokens. This pricing is set by Anthropic.

Question 2

What tokenizer does Claude Mythos Preview use?

Accepted Answer

Claude Mythos Preview uses the cl100k_base tokenizer. This tokenizer has a vocabulary of ~100,000 tokens and is widely used across many models.

Question 3

What is Claude Mythos Preview's context window?

Accepted Answer

Claude Mythos Preview supports a context window of 1.0M tokens (1,000,000 tokens). The maximum output length is 32K tokens.

Question 4

How does Claude Mythos Preview compare to other models?

Accepted Answer

You can compare Claude Mythos Preview's pricing and capabilities against other LLMs in the comparison table above, or visit the full pricing page for a side-by-side view of all models.

Question 5

How do I count tokens for Claude Mythos Preview?

Accepted Answer

Use the token counter at the top of this page or visit the homepage calculator. Paste your text and it will show the exact token count and cost for Claude Mythos Preview using the cl100k_base tokenizer.

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