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Claude Fable 5 (Adaptive Reasoning, Max Effort, Opus 4.8 Fallback)

Available

Anthropic · 2026-06-09 · 32,000 tokens

An AI model from Anthropic, strongest at code generation, suited to a broad range of AI workloads.

Supported modalities:textimagecode

Back to model overview / Pricing details

Claude Fable 5 (Adaptive Reasoning, Max Effort, Opus 4.8 Fallback) Pricing Details

Billing structure, pricing comparisons, and cost optimization guidance.

Pricing Summary (TL;DR)

Input / 1K tokens$0.01
Output / 1K tokens$0.05
Blended (3:1)$0.02
  • Billing: Input and output tokens are billed separately based on usage.
  • Blended price: Assumes a 3:1 input/output ratio to estimate average cost.

Detailed price table

Pricing breakdown for common usage scenarios.

Line itemPriceNotes
Input tokens$0.01Text you send to the model
Output tokens$0.05Responses generated by the model
Image processingIncluded in token billingImages are converted to equivalent tokens

Cost estimates

Approximate monthly costs by usage tier.

Light usage (monthly)

100K input tokens + 25K output tokens

Monthly total: $2.25

Moderate usage (monthly)

1M input tokens + 300K output tokens

Monthly total: $25.00

Price comparisons

Compare pricing against leading competitors.

ModelInput priceOutput priceBlended priceRelative cost
Claude Fable 5 (Adaptive Reasoning, Max Effort, Opus 4.8 Fallback)$0.01$0.05$0.02Baseline