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Claude Fable 5 - API Pricing & Benchmarks
Claude Fable 5 is a Mythos-class model from Anthropic, built for autonomous knowledge work and coding. $10 per million input tokens, $50 per million output tokens. 1,000,000 token context…
Claude Fable 5 from @Anthropic is back on OpenRouter!
Anthropic is redeploying it globally with new safeguards for cybersecurity misuse. Some coding and debugging requests may temporarily fall back to Opus 4.8 while classifiers are refined.
Open-weight provider meta-benchmarking, run and published continuously by OpenRouter.
Powers our tool-call routing and ensures you receive the highest-quality inference:
Always stay on the latest Sonnet by using ~anthropic/claude-sonnet-latest in your API calls.
~anthropic/claude-sonnet-latest now routes to Claude Sonnet 5!
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