Claude Fable 5.1 API price

Name: Claude Fable 5.1
Brand: Anthropic

Anthropic · 1M token context · Released Sep 1 · 5 sellers, checked 17 Oct, 00:17 UTC

Input, per 1M tokens

$6.50

~~$10.00~~ list price

Output, per 1M tokens

$32.50

~~$50.00~~ list price

Cheapest at Cheaper Inference, a discount marketplace, 35% below Anthropic's list price.

Cost calculator: where to buy, and what it costs you

Pick a use case, a volume and a provider. Monthly figures assume 30 days.

1,500 input and 400 output tokens per request, 30% of input cached.

Requests per day

Provider, with its monthly cost for this workload

Cheaper Inference ↗Discount marketplace$6.50 in · $32.50 out · cached $0.16 per 1M$597Cheapest
Anthropic ↗Official price$10.00 in · $50.00 out · cached $0.25 per 1M$918
OpenRouter ↗Aggregator$10.00 in · $50.00 out · cached $0.25 per 1M$918
TokenRouter ↗Aggregator$10.00 in · $50.00 out · cached $0.25 per 1M$918
OrcaRouter ↗Aggregator · no cache discount$10.00 in · $50.00 out per 1M$1,050
Other modes, not the standard service
OpenRouter · Batch ↗Batch: answers within 24 hours$5.00 in · $25.00 out · cached $0.13 per 1M$459
Anthropic · Batch ↗Batch: answers within 24 hours · no cache discount$5.00 in · $25.00 out per 1M$525

More from Anthropic: Claude Opus 5.5 $2.94 · Claude Sonnet 5.5 $1.30 · Claude Opus 5 $3.25