Claude 3.7 Sonnet vs GPT-6 Luna

A direct, empirical evaluation of Claude 3.7 Sonnet (Anthropic) against GPT-6 Luna (OpenAI).

Claude 3.7 Sonnet

Developed by Anthropic · Proprietary parameters

Enterprise software engineering, full-repo refactoring, and agentic workflows.

GPT-6 Luna

Developed by OpenAI · Proprietary High-Throughput Distillation parameters

High-throughput document extraction, sub-second routing, customer service triage, code autocomplete, and cost-optimized reasoning via Luna Pro mode.

Metric Claude 3.7 Sonnet GPT-6 Luna
SWE-bench Verified 70.3% 48.2%
MMLU-Pro 82.1% 74.6%
MATH-500 96.2% 84.1%
Context Window 200,000 tokens 1,050,000 tokens
Input Pricing (per 1M) $3.00 $0.10
Output Pricing (per 1M) $15.00 $0.50