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anthropic/claude-fable-5

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 and a 1M-token context window. It i...

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1M context128K max outputVision
Input $10.00/M · Output $50.00/M · Cache read $1.00/M · Cache write $12.50/M
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API details and access

Model Details

ProviderAnthropic
TypeLlm
Model IDanthropic/claude-fable-5

Capabilities

InputTextImage
OutputText
Context1,000,000
Max Output128,000
VisionSupported
Function CallingSupported

Access details

Messages API
Base URLhttps://api.sandbase.ai
API Endpoint/v1/messages
{
  "model": "anthropic/claude-fable-5",
  "system": "You are a helpful assistant.",
  "messages": [
    {
      "role": "user",
      "content": "Hello"
    }
  ],
  "max_tokens": 512
}

Pricing

Input$10.00 / 1M tokens
Output$50.00 / 1M tokens
Cache read$1.00 / 1M tokens
Cache write$12.50 / 1M tokens

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