Kimi K2 0905 vs LongCat-Flash-Thinking: Specs & Benchmark Comparison

CharacteristicKimi K2 0905LongCat-Flash-Thinking
CompanyMoonshot AIMeituan
Release DateSeptember 5, 2025September 21, 2025
Parameters1.0T560B
MultimodalNoNo
Context (input)262K
Context (output)262K
Input Price / 1M$0.60
Output Price / 1M$2.50
Average Score0.80.9
Benchmarks
AIME 20240.70.9
GPQA0.80.8
MMLU-Pro0.80.8

Visual Benchmark Comparison

Kimi K2 0905
LongCat-Flash-Thinking
AIME 20240.7 vs 0.9
0.7
0.9
GPQA0.8 vs 0.8
0.8
0.8
MMLU-Pro0.8 vs 0.8
0.8
0.8

Verdict

LongCat-Flash-Thinking leads in 1 out of 2 comparison categories.

Overall Performance

Both models show comparable average scores: Kimi K2 0905 — 0.8, LongCat-Flash-Thinking — 0.9.

Recency

LongCat-Flash-Thinking is newer: released 9/21/2025 vs 9/5/2025.

More About These Models

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Frequently Asked Questions

Which is better for coding — Kimi K2 0905 or LongCat-Flash-Thinking?
Direct comparison on the SWE-Bench benchmark is not available. We recommend reviewing other metrics on the comparison page.
Which model is cheaper — Kimi K2 0905 or LongCat-Flash-Thinking?
API pricing data is available on the individual model pages.
Which has a larger context window — Kimi K2 0905 or LongCat-Flash-Thinking?
Context window data is available on the individual model pages.

The Kimi K2 0905 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 Kimi K2 0905 or LongCat-Flash-Thinking page. See also the complete list of AI model comparisons.