Anthropic · API pricing

Claude Fable 5.1 API pricing

Claude Fable 5.1 costs $10.00 per million input tokens and $50.00 per million output tokens on Anthropic's standard tier, and cached input is $0.25. Checked against the official pricing page on October 12, 2026.

Input / 1M$10.00
Cached input / 1M$0.25
Output / 1M$50.00
Context window1M

What Claude Fable 5.1 costs for common workloads

WorkloadMonthly costRank of 20
Support chatbot
60,000 requests · 1,500 in / 300 out
$1,800#19
Document summaries
20,000 requests · 6,000 in / 400 out
$1,600#19
Coding assistant
30,000 requests · 4,000 in / 800 out
$2,400#19
RAG search
100,000 requests · 2,500 in / 250 out
$3,750#19

Price it for your own workload

Compared against similar models from other providers.

Start from a use case

1,000 tokens is about 750 English words. Input includes your system prompt, chat history and any retrieved documents.

Mistral Large
MistralCheapest
$72.00 /mo
DeepSeek V4 Pro
DeepSeek
$95.04 /mo
Grok 4.7
xAI
$288 /mo
Gemini 3.1 Pro
Google
$396 /mo
Claude Opus 5.5
Anthropic
$720 /mo
Claude Fable 5.1
Anthropic
$1,800 /mo
GPT-6 Astra
OpenAI
$1,800 /mo

Compare Claude Fable 5.1