Claude Fable 5.1 vs o1
Side-by-side benchmark comparison across coding, math, reasoning, speed, and pricing.
Claude Fable 5.1 by Anthropic wins on 6 of 6 benchmarks against o1 by OpenAI, which leads on 0. This head-to-head comparison covers coding, math, reasoning, speed, and pricing metrics from our benchmark data.
Category-by-Category Breakdown
Coding: In coding, Claude Fable 5.1 scores 81.6 on AA Coding Index compared to o1's 39.7.
Reasoning: In reasoning, Claude Fable 5.1 scores 90.0% on GPQA Diamond compared to o1's 77.3%.
Context: In context, Claude Fable 5.1 scores 1.0M on Context Length compared to o1's 200K.
Pricing Comparison
Claude Fable 5.1 costs $10.0/1M input tokens and $50.0/1M output tokens, while o1 costs $15.0/1M input and $60.0/1M output. Claude Fable 5.1 is the more affordable option for API usage.
Verdict
Claude Fable 5.1 leads across the board in affordability, making it the stronger overall choice in this comparison.
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Claude Fable 5.1 vs o1 — FAQ
Which is better, Claude Fable 5.1 or o1?
Claude Fable 5.1 wins on more benchmarks overall (6 vs 0). However, the best choice depends on your specific needs — each model excels in different areas.
How does Claude Fable 5.1 compare to o1 for coding?
SWE-bench Verified data is not available for both models. Check the detailed comparison charts above for other coding-related metrics.
Is Claude Fable 5.1 cheaper than o1?
Yes, Claude Fable 5.1 is cheaper. Claude Fable 5.1 costs $10.0/1M input and $50.0/1M output tokens. o1 costs $15.0/1M input and $60.0/1M output tokens.
Which is faster, Claude Fable 5.1 or o1?
Output speed data is not available for both models. Check the speed section of the comparison above for available performance data.
What benchmarks does the Claude Fable 5.1 vs o1 comparison cover?
This comparison covers 6 benchmarks including GPQA Diamond, Input Cost, Output Cost, Context Length, AA Coding Index, Cached Input Cost. Metrics span general intelligence, coding, math, reasoning, speed, and cost categories.