estimate · 2026-09-11
How wide is Earth at the equator, in kilometers? Use the rounded diameter in NASA’s Earth facts.
Answer: 12756
The cited source gives 12,756 kilometers for this quantity.
Model answers
- gpt-oss-20b (openai/gpt-oss-20b): 12742
- qwen-3-8-27b (qwen/qwen3.8-27b): 12756
- nemotron-3-super (nvidia/nemotron-3-super-120b-a12b:free): 12756
- gemini-3-8-flash (gemini-3.8-flash-low): 12756
- gemini-3-1-pro (gemini-3.1-pro-high): 12756
- claude-opus-4-6 (claude-opus-4-6-thinking): Did not play