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Anthropic

Claude Fable 5.2

AClosed

Anthropic's flagship for the hardest technical challenges, released November 9, 2026 (alongside Mythos 5.2), setting a new bar in coding, finance, and scientific reasoning at $8/$40 per million tokens. Suited to long-horizon autonomous agents and intensive R&D.

API Pricing

Input

$8

Output

$40

Cached input

$0.8

Peak hours

—

USD / 1M tokens

※ 官方定价（claude.com/pricing，2026-11-09）：输入 $8 / 缓存读取 $0.80 / 输出 $40 每百万 tokens；面向最难技术任务（与 Mythos 5.2 同期）。

Specifications

Context window
1M Tokens
Max output
128K Tokens
Input modalities
Text · Image · Audio
License
Closed

Overall score

Total

67.3

Rank

#3

Tier

A

Data confidence

85%

Capability100
Scale35
Value29.7
Context59.6
Ecosystem43.5
Freshness98.3

Capabilities & use cases

Key capabilities

  • Adaptive Thinking
  • Vision
  • Code execution
  • Long-horizon agents
  • Tool use

Best for

  • Long-horizon autonomous agents
  • Intensive R&D
  • Financial modeling
  • Scientific reasoning

Official links

Website ↗API platform ↗Pricing page ↗Open in comparator ↗

Same vendor

Claude Opus 5.5Claude Sonnet 5.5Claude Haiku 5.5Claude Fable 5.1Claude Opus 4.8

Similar price

GPT-6 Astra $50GPT-5.5 $30Kimi K3.1 Pro $20Gemini 4 Carbon $15Kimi K3 $15GPT-5.4 $15

FAQ

What does Claude Fable 5.2 cost?
Claude Fable 5.2 is priced at $40 output and $8 input (USD per 1M tokens)
How large is the context window of Claude Fable 5.2?
Claude Fable 5.2 has a 1M Tokens context window with up to 128K Tokens output.
Where can I access Claude Fable 5.2?
Official channels: Website and API platform.

Data is refreshed daily and cross-checked against two independent sources; please confirm pricing and specs on the vendor page.