Claude Fable 5 Token Cost Calculator

Estimate real API spend before running long-horizon Fable 5 coding or agent workloads.

Input tokensOutput tokensCached input % US-only inference multiplier, 1.1x

Estimated Claude Fable 5 run cost

$1.5500

Assumes $10/M input, $50/M output, and 90% prompt-cache discount on cached input tokens. Provider markups may differ.

How the calculator works

Input tokens are priced at $10 per million, output tokens at $50 per million. Cached input tokens are modeled with a 90% discount, so cached tokens cost 10% of normal input price. US-only inference is modeled as a 1.1x multiplier.