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Claude Fable 5 pricing

Claude Fable 5 is a Mythos-class model from Anthropic, built for autonomous knowledge work and coding. It supports text, image, and file inputs with text output, with reasoning support… Claude Fable 5 from Anthropic costs $10.00 per 1M input tokens and $50.00 per 1M output tokens. Cached input is $1.00 per 1M. Context window 1,000,000 tokens.

API id claude-fable-5 · Anthropic · source · updated 2026-09-25 · general-purpose

$10.00
Input / 1M tokens
$50.00
Output / 1M tokens
$1.00
Cached input / 1M
1M
Context window

Claude Fable 5 specifications

Provider
Anthropic
API id
claude-fable-5
Model type
general-purpose
Context window
1M tokens
Max output
128K tokens
Currency
USD
Price source
First-party
Last checked
2026-09-25

Claude Fable 5 across providers

The same model, priced by every seller we track. Ranked by the cost of 1M input + 1M output tokens, standard tier; savings measured against buying from the vendor directly.

ProviderInput /1MCached /1MOutput /1M1M in + 1M outvs vendor
AnthropicVendorCheapestviewing
$10.00$1.00$50.00$60.00—
$10.00—$50.00$60.00—
$10.00$1.00$50.00$60.00—

What Claude Fable 5 costs in practice

Estimated cost at common usage volumes
WorkloadInput tokensOutput tokensEstimated cost
Short chat turn1,000500$0.04
Document summary50,0002,000$0.60
1M tokens in, 200K out1,000,000200,000$20.00

Estimates use the standard tier and ignore caching discounts, so real bills with repeated prompt prefixes are typically lower.

Common questions

How much does Claude Fable 5 cost per 1M tokens?
Claude Fable 5 costs $10.00 per 1M input tokens and $50.00 per 1M output tokens on the standard tier. Cached input is $1.00 per 1M.
What is Claude Fable 5's context window?
Claude Fable 5 accepts up to 1,000,000 tokens in a single request, and can return up to 128,000 output tokens.
Is there a cheaper Claude model than Claude Fable 5?
Yes. Claude Haiku 3.5 is $0.800 per 1M input tokens versus $10.00 for Claude Fable 5.
Where does this Claude Fable 5 price come from?
Directly from Anthropic's published pricing page, re-read every day and normalized to USD per 1,000,000 tokens.

Head-to-head comparisons

Other Claude models

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