Claude Sonnet 4.6 vs o1
Side-by-side benchmark comparison across coding, math, reasoning, speed, and pricing.
Claude Sonnet 4.6 by Anthropic wins on 13 of 17 benchmarks against o1 by OpenAI, which leads on 4. This head-to-head comparison covers coding, math, reasoning, speed, and pricing metrics from our benchmark data.
Category-by-Category Breakdown
General Intelligence: In general intelligence, Claude Sonnet 4.6 scores 1395 on Chatbot Arena ELO compared to o1's 1360, while Claude Sonnet 4.6 scores 84.0% on MMLU-Pro compared to o1's 82.0%, while o1 scores 92.0% on IFEval compared to Claude Sonnet 4.6's 89.0%.
Coding: In coding, Claude Sonnet 4.6 scores 91.0% on HumanEval+ compared to o1's 89.0%, while Claude Sonnet 4.6 scores 79.6% on SWE-bench Verified compared to o1's 48.9%, while Claude Sonnet 4.6 scores 65.0% on LiveCodeBench compared to o1's 55.0%, while Claude Sonnet 4.6 scores 63 on AA Coding Index compared to o1's 39.7.
Math: In math, o1 scores 94.8% on MATH compared to Claude Sonnet 4.6's 88.0%, while o1 scores 97.5% on GSM8K compared to Claude Sonnet 4.6's 96.0%.
Reasoning: In reasoning, o1 scores 77.3% on GPQA Diamond compared to Claude Sonnet 4.6's 74.1%, while Claude Sonnet 4.6 scores 48.0% on ARC-AGI compared to o1's 32.0%.
Context: In context, Claude Sonnet 4.6 scores 1.0M on Context Length compared to o1's 200K.
Pricing Comparison
Claude Sonnet 4.6 costs $3.0/1M input tokens and $15.0/1M output tokens, while o1 costs $15.0/1M input and $60.0/1M output. Claude Sonnet 4.6 is the more affordable option for API usage.
Speed Comparison
Claude Sonnet 4.6 generates output at 57 tok/s compared to o1's 35 tok/s, and the time to first token is 790 ms for Claude Sonnet 4.6 versus 1000 ms for o1. Claude Sonnet 4.6 delivers faster throughput.
Verdict
For developers prioritizing coding and general intelligence and affordability and speed, Claude Sonnet 4.6 has the edge. For those who value math, o1 is the stronger choice.
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Claude Sonnet 4.6 vs o1 — FAQ
Which is better, Claude Sonnet 4.6 or o1?
Claude Sonnet 4.6 wins on more benchmarks overall (13 vs 4). However, the best choice depends on your specific needs — each model excels in different areas.
How does Claude Sonnet 4.6 compare to o1 for coding?
Claude Sonnet 4.6 is better for coding, scoring 79.6% on SWE-bench Verified compared to 48.9%. SWE-bench tests real-world software engineering by resolving actual GitHub issues.
Is Claude Sonnet 4.6 cheaper than o1?
Yes, Claude Sonnet 4.6 is cheaper. Claude Sonnet 4.6 costs $3.0/1M input and $15.0/1M output tokens. o1 costs $15.0/1M input and $60.0/1M output tokens.
Which is faster, Claude Sonnet 4.6 or o1?
Claude Sonnet 4.6 is faster, generating output at 57 tok/s compared to 35 tok/s. Faster output speed means shorter wait times for API responses.
What benchmarks does the Claude Sonnet 4.6 vs o1 comparison cover?
This comparison covers 17 benchmarks including Chatbot Arena ELO, MMLU-Pro, HumanEval+, IFEval, MATH, GPQA Diamond, SWE-bench Verified, Output Speed, and more. Metrics span general intelligence, coding, math, reasoning, speed, and cost categories.