Anthropic
Claude Fable 5
Anthropic flagship with adaptive reasoning and Opus-class fallback, tuned for the hardest open-ended and agentic tasks.
Intelligence
93.4 #2
AAQI 60.0
Output Speed
71 t/s
TTFT 141 ms · ITL 14.1 ms/tok
Blended price (3:1)
$20 /1M
In $10/M · Out $50/M
Context
1.0M
≈ 2,500 A4 pages · max out 65,536
Quality Domain Radar
6-Axis Frontier Evaluation vs Category Average & Flagship
Claude Fable 5
Claude Mythos Preview (#1)
Average (68)
Radar axes are approximated from category scores where direct benchmark measurements are missing — see Methodology.
API deployment
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Throughput, TTFT and cache pricing across Groq, Cerebras, Together, DeepInfra, Fireworks, Bedrock and Azure.
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Category Scores
Benchmark Results
Model Details
Release date
Jun 8, 2026
Parameters
Not disclosed
License
Proprietary
Context Window
1,000,000 tokens
Input Price
$10/M
Output Price
$50/M
Output Speed
71 t/s
Time to First Token
141 ms
Estimated monthly bill
Estimated monthly spend
$0.00
Calculating savings vs GPT-4o...
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@misc{llmpodium2026claudefable5,
title = {Benchmark Analysis and Intelligence Evaluation of Claude Fable 5},
author = {LLMPodium Research},
year = {2026},
url = {https://llmpodium.com/models/claude-fable-5}
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