Claude Sonnet 4.6 vs GPT-4.1 Nano
Side-by-side benchmark comparison across coding, math, reasoning, speed, and pricing.
Claude Sonnet 4.6 by Anthropic wins on 10 of 16 benchmarks against GPT-4.1 Nano by OpenAI, which leads on 6. 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 GPT-4.1 Nano's 1120, while Claude Sonnet 4.6 scores 84.0% on MMLU-Pro compared to GPT-4.1 Nano's 55.0%.
Coding: In coding, Claude Sonnet 4.6 scores 91.0% on HumanEval+ compared to GPT-4.1 Nano's 65.0%, while Claude Sonnet 4.6 scores 79.6% on SWE-bench Verified compared to GPT-4.1 Nano's 18.0%, while Claude Sonnet 4.6 scores 65.0% on LiveCodeBench compared to GPT-4.1 Nano's 22.0%, while Claude Sonnet 4.6 scores 63 on AA Coding Index compared to GPT-4.1 Nano's 11.1.
Math: In math, Claude Sonnet 4.6 scores 88.0% on MATH compared to GPT-4.1 Nano's 55.0%, while Claude Sonnet 4.6 scores 96.0% on GSM8K compared to GPT-4.1 Nano's 78.0%.
Reasoning: In reasoning, Claude Sonnet 4.6 scores 74.1% on GPQA Diamond compared to GPT-4.1 Nano's 28.0%, while Claude Sonnet 4.6 scores 48.0% on ARC-AGI compared to GPT-4.1 Nano's 10.0%.
Context: In context, GPT-4.1 Nano scores 1.0M on Context Length compared to Claude Sonnet 4.6's 1.0M.
Pricing Comparison
Claude Sonnet 4.6 costs $3.0/1M input tokens and $15.0/1M output tokens, while GPT-4.1 Nano costs $0.10/1M input and $0.40/1M output. GPT-4.1 Nano is the more affordable option for API usage.
Speed Comparison
Claude Sonnet 4.6 generates output at 57 tok/s compared to GPT-4.1 Nano's 200 tok/s, and the time to first token is 790 ms for Claude Sonnet 4.6 versus 90 ms for GPT-4.1 Nano. GPT-4.1 Nano delivers faster throughput.
Verdict
For developers prioritizing coding and general intelligence and math, Claude Sonnet 4.6 has the edge. For those who value affordability and speed, GPT-4.1 Nano is the stronger choice.
View Individual Model Pages
Claude Sonnet 4.6 vs GPT-4.1 Nano — FAQ
Which is better, Claude Sonnet 4.6 or GPT-4.1 Nano?
Claude Sonnet 4.6 wins on more benchmarks overall (10 vs 6). However, the best choice depends on your specific needs — each model excels in different areas.
How does Claude Sonnet 4.6 compare to GPT-4.1 Nano for coding?
Claude Sonnet 4.6 is better for coding, scoring 79.6% on SWE-bench Verified compared to 18.0%. SWE-bench tests real-world software engineering by resolving actual GitHub issues.
Is Claude Sonnet 4.6 cheaper than GPT-4.1 Nano?
Yes, GPT-4.1 Nano is cheaper. Claude Sonnet 4.6 costs $3.0/1M input and $15.0/1M output tokens. GPT-4.1 Nano costs $0.10/1M input and $0.40/1M output tokens.
Which is faster, Claude Sonnet 4.6 or GPT-4.1 Nano?
GPT-4.1 Nano is faster, generating output at 200 tok/s compared to 57 tok/s. Faster output speed means shorter wait times for API responses.
What benchmarks does the Claude Sonnet 4.6 vs GPT-4.1 Nano comparison cover?
This comparison covers 16 benchmarks including Chatbot Arena ELO, MMLU-Pro, HumanEval+, MATH, GPQA Diamond, SWE-bench Verified, Output Speed, LiveCodeBench, and more. Metrics span general intelligence, coding, math, reasoning, speed, and cost categories.