Anthropic: Claude Fable 5.1
Anthropic: Claude Fable 5.1
ChatAnthropic Claude Fable 5.1 - Mythos-class frontier model (successor to Fable 5):...
Basic Info
Mode
Chat
Released
2026-09-01
Context Window
1M
Max Output
128K
Pricing
Input Price
$10/M
Output Price
$50/M
Cache Read
$0.25/M
Cache Write (5m)
$12.5/M
Cache Write (1h)
$20/M
Web Search
$0.015/R
Capabilities
Vision
Function Calling
Reasoning
Prompt Caching
Web Search
Web Fetch
Audio Input
Video Input
PDF Input
Protocols & Providers
Protocols
openaianthropic
Provider Count
2
Providers
AnthropicBedrock