Anthropic: 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… Anthropic: Claude Fable 5 from OpenRouter 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 anthropic/claude-fable-5 · OpenRouter · 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
Anthropic: Claude Fable 5 specifications
- Provider
- OpenRouter
- API id
anthropic/claude-fable-5- Model type
- general-purpose
- Context window
- 1M tokens
- Max output
- 128K tokens
- Currency
- USD
- Price source
- Provider API
- Last checked
- 2026-09-25
Tags
- vision
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.
| Provider | Input /1M | Cached /1M | Output /1M | 1M in + 1M out | vs vendor |
|---|---|---|---|---|---|
| $10.00 | $1.00 | $50.00 | $60.00 | — | |
DeepInfraHost | $10.00 | — | $50.00 | $60.00 | — |
| $10.00 | $1.00 | $50.00 | $60.00 | — |
What Anthropic: Claude Fable 5 costs in practice
| Workload | Input tokens | Output tokens | Estimated cost |
|---|---|---|---|
| Short chat turn | 1,000 | 500 | $0.04 |
| Document summary | 50,000 | 2,000 | $0.60 |
| 1M tokens in, 200K out | 1,000,000 | 200,000 | $20.00 |
Estimates use the standard tier and ignore caching discounts, so real bills with repeated prompt prefixes are typically lower.
Anthropic: Claude Fable 5 price history
| Recorded | Input /1M | Output /1M |
|---|---|---|
| 2026-08-27 | $10.00 | $50.00 |
| 2026-08-27 | $10.00 | $50.00 |
Common questions
- How much does Anthropic: Claude Fable 5 cost per 1M tokens?
- Anthropic: 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 Anthropic: Claude Fable 5's context window?
- Anthropic: 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 OpenRouter model than Anthropic: Claude Fable 5?
- Yes. OpenAI: GPT-3.5 Turbo is $0.500 per 1M input tokens versus $10.00 for Anthropic: Claude Fable 5, with a 16,385 token context window.
- Where does this Anthropic: Claude Fable 5 price come from?
- From the OpenRouter catalogue, because OpenRouter does not publish machine-readable pricing. OpenRouter is a reseller, so its rate can differ from OpenRouter's own — verify before committing spend.
Head-to-head comparisons
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