Gemini 3.1 Pro vs LongCat-Flash-Thinking: Specs & Benchmark Comparison

CharacteristicGemini 3.1 ProLongCat-Flash-Thinking
CompanyGoogleMeituan
Release DateFebruary 19, 2026September 21, 2025
Parameters560B
MultimodalYesNo
Context (input)1.0M
Context (output)66K
Input Price / 1M$2.50
Output Price / 1M$15.00
Average Score0.80.9
Benchmarks
SWE-bench Verified0.80.6
GPQA0.90.8

Visual Benchmark Comparison

Gemini 3.1 Pro
LongCat-Flash-Thinking
SWE-bench Verified0.8 vs 0.6
0.8
0.6
GPQA0.9 vs 0.8
0.9
0.8

Verdict

Gemini 3.1 Pro leads in 1 out of 3 comparison categories.

Overall Performance

Both models show comparable average scores: Gemini 3.1 Pro — 0.8, LongCat-Flash-Thinking — 0.9.

Programming

On SWE-Bench, both models are nearly equal: Gemini 3.1 Pro — 0.8, LongCat-Flash-Thinking — 0.6.

Recency

Gemini 3.1 Pro is newer: released 2/19/2026 vs 9/21/2025.

More About These Models

Related Comparisons

The Gemini 3.1 Pro and LongCat-Flash-Thinking comparison is updated for 2026. Data includes benchmark results, API pricing, context window size and other specifications. For more detailed information, visit the Gemini 3.1 Pro or LongCat-Flash-Thinking page. See also the complete list of AI model comparisons.