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Claude Fable 5

Anthropic

Mythos-class Anthropic model, built for autonomous knowledge work and coding over a million-token context.

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Model Specifications

Speed
deep
Tier
max
Input Limit
1,000,000 tokens
~750,000 words
Output Limit
128,000 tokens
~96,000 words
Input Cost
$10
per 1M tokens
Output Cost
$50
per 1M tokens

What Claude Fable 5 Excels At

  • reasoning
  • vision
  • multimodal
  • analysis
  • function calling
  • structured output
  • tool use
  • code generation
  • long context
  • agentic workflows

Pricing & Access

Claude Fable 5 is available on JustSimpleChat with flexible pricing.

API Pricing:

  • Input: $10 per million tokens
  • Output: $50 per million tokens
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Frequently Asked Questions

What is Claude Fable 5?

Claude Fable 5 is Mythos-class Anthropic model, built for autonomous knowledge work and coding over a million-token context. It's developed by Anthropic and offers 1,000,000 tokens of context with deep response times. Available now on JustSimpleChat.

How much does Claude Fable 5 cost?

Claude Fable 5 costs $10 per million input tokens and $50 per million output tokens. You can use it on JustSimpleChat with flexible pricing options. Check our pricing page for current rates.

What's the context window of Claude Fable 5?

Claude Fable 5 supports 1,000,000 input tokens and 128,000 output tokens. This large context window makes it ideal for analyzing long documents, codebases, and extensive conversations.

How fast is Claude Fable 5?

Claude Fable 5 is classified as deep speed. This means it's thorough, taking more time to provide deeply reasoned and comprehensive answers. Perfect for complex reasoning, detailed analysis, and tasks requiring careful consideration.

What are the best use cases for Claude Fable 5?

Claude Fable 5 excels at complex problem-solving and logical analysis, analyzing images and visual content, working with text, images, and other media, data analysis and research. As a premium model, it delivers exceptional quality for demanding applications.

Is Claude Fable 5 good for coding?

Yes! Claude Fable 5 is excellent for coding tasks. It supports code generation and can help with debugging, refactoring, and writing code across multiple programming languages. Many developers use it for pair programming and code review.

Can I use Claude Fable 5 for free?

JustSimpleChat has a free plan with a daily message allowance; Claude Fable 5 itself unlocks on a paid plan. Sign up free to start, and upgrade only if you need more.

How do I access Claude Fable 5 on JustSimpleChat?

Getting started with Claude Fable 5 is easy: 1) Sign up or log in to JustSimpleChat, 2) Open the chat interface, 3) Select Claude Fable 5 from the model picker, and 4) Start chatting! No complex setup required - just choose and use.

What capabilities does Claude Fable 5 have?

Claude Fable 5 supports reasoning, vision, multimodal, analysis, function calling, structured output, and more. This makes it a versatile choice for a wide range of AI-powered tasks and applications.

How does Claude Fable 5 compare to other AI models?

Claude Fable 5 is part of Anthropic's model lineup. On JustSimpleChat, you can compare it side by side with hundreds of other models from providers like OpenAI, Google and Anthropic to find the best fit for your needs.

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