Anthropic

Claude Fable 5 API

Anthropic's most capable widely released model, built for the most demanding reasoning and long-horizon agentic work. Offers a 1M-token context window with 128k max output and always-on adaptive thinking, excelling at autonomously exploring underspecified tasks, planning, and carrying long-running coding and multi-agent orchestration further before it needs human input.

  • Reasoning
  • Tool use
  • Structured output
  • Long context
Use in Consoleclaude-fable-5

USD

Pricing

default
Standard Rate
Input$12.5/1M tokensCompletion Price$50/1M tokens

Public list prices are shown in USD. Final charges may vary by account group and usage tier.

API

Code examples

curl --location --request POST 'https://api.tokenhot.ai/v1/messages' \
--header 'Authorization: Bearer <token>' \
--header 'Content-Type: application/json' \
--data-raw '{
    "model": "claude-fable-5",
    "messages": [
        {
            "role": "user",
            "content": "What can you do?"
        }
    ],
    "max_tokens": 100
}'

Anthropic

Related models

FAQ

Frequently asked questions

What is Claude Fable 5 best suited for?

Claude Fable 5 is suited to the input, output, and capability types listed on this page. Test production workloads before choosing it for a critical system.

How is Claude Fable 5 priced?

Pricing is shown in the pricing section above. Actual cost depends on usage volume, account group, and the request payload.

How can I call Claude Fable 5?

Use the model ID shown above with one of the supported API protocols. Code examples are provided when usage data is available.

Get started

Build with Claude Fable 5

Use in Console
TokenHot

The frontier intelligence gateway. One API. 127 models. 0.2s latency. Pay only for what you use.

All systems normal · 99.997% uptime

Company

© 2026 TokenHot Inc. — Built for builders.