Models/Anthropic/Claude Fable 5

Claude Fable 5

Anthropic · Proprietary · Released Jun 9, 2026 · anthropic/claude-fable-5
CompareEstimate cost
1M contextVisionToolsReasoningStructured outputPrompt caching
Available from 6 providersUSD / MTOK · VERIFIED 4 MINUTES AGO
EST. MONTHLY COSTclick a row for detail · click headers to sort
PROVIDERINPUTOUTPUTCACHECONTEXTQUANTTTFTTPSUPTIME
TTFT/TPS: median (P50) over trailing 72h · chat10k profile (~10K in / 200 out) · measured against the provider API directly; ° = routed via OpenRouter (adds a hop) · ✕ = probed, endpoint returned no measurable stream · methodology v1.1 · measured 44 hours ago
Pricing variants · USD / MTok in / out
STANDARD
$10.00 / $50.00
per MTok in / out
BATCH
$5.00 / $25.00
async batch
CACHE READ $1.00CACHE WRITE $12.50WEB SEARCH $0.01 / searchCACHE WRITE 1H $20.00 / MTok
About

Claude Fable 5 is a Mythos-class model from Anthropic, built for autonomous knowledge work and coding. It supports text, image, and file inputs with text output, with reasoning support and...

Specifications
Context window1,000,000
Max output128,000
Modalities intext, image, file
Modalities outtext
LicenseProprietary
ReleasedJun 9, 2026
TokenizerClaude
Deprecation2027-06-09
Embed badge
Claude Fable 5 price and speed badge[![Claude Fable 5](https://modelindex.ai/badge/anthropic/claude-fable-5)](https://modelindex.ai/models/anthropic/claude-fable-5)
Sources
OpenRouter API4 minutes ago
AGGREGATOR
LiteLLM dataset4 minutes ago
AGGREGATOR
ModelIndex benchmarks44 hours ago
MEASURED
Verified 4 minutes ago · list prices, not negotiated rates.