Claude Fable 5 Pricing — Token Costs & API Calculator

Official API pricing for Claude Fable 5 by Anthropic, with context window, tokenizer details, and a plain-English cost estimate.

Pricing Details

Attribute	Value
Provider	Anthropic
Input cost (per 1M tokens)	$10.00
Output cost (per 1M tokens)	$50.00
Context caching	Yes — 90% off input tokens
Batch API discount	50% off
Context window	1M tokens
Tokenizer	Anthropic tokenizer (Opus 4.7+ / Sonnet 5)

1,000 requests × 500 input tokens × 200 output tokens costs $15.00/month with Claude Fable 5 at Anthropic's published rates.

Based on $10/1M input tokens and $50/1M output tokens.