Cheap Claude Fable 5 API
Fable 5 is Anthropic's newest Mythos-class flagship, built for autonomous knowledge work and coding, with text, image and file inputs plus reasoning. Through cheapai it's available via an OpenAI-compatible API from $4.42/1M per 1M tokens, roughly 56% cheaper than Anthropic's official price. No VPN, pay in ₽, USDT or by card, and it works out of the box with Cursor, Claude Code, Cline and any OpenAI SDK.
| Input / 1M | $4.42 |
| Output / 1M | $22 |
| Cache read / 1M | $0.45 |
| Cache write / 1M | $5.52 |
What it's good for
- agentic coding in Claude Code and Cursor
- refactoring and reviewing large codebases
- long documents and analysis up to 1M-token context
How to connect Claude Fable 5
- 1. Register and top up: cheapai.io/register
- 2. Create an API key: cheapai.io/keys
- 3. Point your tool to our API:
Base URL: https://cheapai.io/v1 API key: sk-... (from /keys) Model: claude-fable-5
Works with Cursor, Claude Code, Cline, Codex and any OpenAI-compatible SDK. Setup guides →
FAQ
How much does Claude Fable 5 cost via cheapai?
$4.42/1M per 1M tokens for input, $22/1M for output — about 56% below Anthropic's official price.
How do I connect Claude Fable 5?
Point your tool's base URL to https://cheapai.io/v1, create an API key at cheapai.io/keys, and use model "claude-fable-5". It works with Cursor, Claude Code, Cline and any OpenAI-compatible SDK.
Do I need a VPN?
No — cheapai works without a VPN and takes ₽, USDT and cards.