Deprecated on Jun 9, 2026. 2 providers still list it at the prices below.
Context
1M
Max output
128K
Serving providers
2
Cheapest input
$10.00 /1M
On-demand listed rates, OpenRouter routed quotes and Vercel reseller quotes. Enterprise commitments (committed-use discounts, provisioned throughput, negotiated rates) can be materially lower.

Pricing by serving provider

standard tier · per 1M tokens · click a provider to expand

Input pricing runs from $10.00 to $27.50 per 1M tokens across 2 providers, so the dearest route costs 175% more than the cheapest for the same model.

Serving providerInput /1MOutput /1MEndpoints
AnthropicCheapest$10.00$50.001
Standardclaude-mythos-preview
ComponentUnitStandard
Text cached in/1M tok$1.00
Text cache write/1M tok$12.50
Text input/1M tok$10.00
Text output/1M tok$50.00
Amazon Bedrock$27.50$137.501

Price history

listed seller prices, input and output per 1M tokens
Input Output
$0.00$20.00$40.00$60.00Aug 12Sep 26$50.00$10.00

Cost calculator

estimate your monthly spend on this model
$6,000
estimated / month

Model IDs

copy the exact identifier for your platform
claude-mythos-previewanthropic.claude-mythos-preview

Frequently asked questions

Claude Mythos Preview pricing, context and availability

Is Claude Mythos Preview still available?

Claude Mythos Preview was deprecated on 2026-06-09, but 2 serving providers still list it.

How much does Claude Mythos Preview cost?

Claude Mythos Preview costs $10.00 per 1M input tokens from Anthropic, and $50.00 per 1M output tokens from Anthropic. Across 2 serving providers, input prices range from $10.00 to $27.50 per 1M tokens.

What is the context window of Claude Mythos Preview?

Claude Mythos Preview accepts up to 1M tokens of context and can return up to 128K output tokens.

Which providers serve Claude Mythos Preview?

Claude Mythos Preview is available from 2 serving providers, each with its own pricing and model ID. Anthropic is currently the cheapest.

What can Claude Mythos Preview do?

Claude Mythos Preview supports image input (vision), tool use, reasoning, prompt caching and structured output.

Other Anthropic models

compare pricing across the Anthropic lineup
Listed prices from LiteLLM, OpenRouter and Vercel · last checked Oct 14, 2026

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