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About 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...
Technical Specifications
- Model ID
- anthropic-claude-fable-5
- Category
- LLM Models
- Task
- Text Generation
- Price
- $30 per million tokens
- Added
- June 9, 2026
Key Features
- Chat completion and multi-turn conversation API
- Streaming response with token-by-token output
- Function calling and tool use support
- System prompts and role-based messaging
- JSON mode and structured output
Quick Start
Integrate Anthropic: Claude Fable 5 into your application with a single API call. Get your API key from the pricing page to get started.
import requestsimport jsonurl = "https://modelslab.com/api/v7/llm/chat/completions"headers = {"Content-Type": "application/json"}data = {"model_id": "anthropic-claude-fable-5","messages": [{"role": "user","content": "Hello!"}],"max_tokens": 1000,"key": "YOUR_API_KEY"}try:response = requests.post(url, headers=headers, json=data)response.raise_for_status() # Raises an HTTPError for bad responses (4XX or 5XX)result = response.json()print("API Response:")print(json.dumps(result, indent=2))except requests.exceptions.HTTPError as http_err:print(f"HTTP error occurred: {http_err} - {response.text}")except Exception as err:print(f"Other error occurred: {err}")
Pricing
Anthropic: Claude Fable 5 API costs $30.000000 per million tokens. Pay only for what you use with no minimum commitments. View pricing plans
Use Cases
- AI chatbots and virtual assistants
- Code generation and developer tools
- Content writing and copywriting automation
- Data analysis, summarization, and extraction
Anthropic: Claude Fable 5 FAQ
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...
You can integrate Anthropic: Claude Fable 5 into your application with a single API call. Sign up on ModelsLab to get your API key, then use the model ID "anthropic-claude-fable-5" in your API requests. We provide SDKs for Python, JavaScript, and cURL examples in the API documentation.
Anthropic: Claude Fable 5 costs $30.000000 per million tokens. ModelsLab uses pay-per-use pricing with no minimum commitments. A free tier is available to get started.
The model ID for Anthropic: Claude Fable 5 is "anthropic-claude-fable-5". Use this ID in your API requests to specify this model.
Yes, ModelsLab offers a free tier that lets you try Anthropic: Claude Fable 5 and other AI models. Sign up to get free API credits and start building immediately.