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

CharacteristicKimi K2 0905Kimi K2-Thinking-0905
CompanyMoonshot AIMoonshot AI
Release DateSeptember 5, 2025September 4, 2025
Parameters1.0T1.0T
MultimodalNoNo
Context (input)262K262K
Context (output)262K66K
Input Price / 1M$0.60$0.60
Output Price / 1M$2.50$2.40
Average Score0.80.9
Benchmarks
GPQA0.80.8
MMLU-Pro0.80.8

Visual Benchmark Comparison

Kimi K2 0905
Kimi K2-Thinking-0905
GPQA0.8 vs 0.8
0.8
0.8
MMLU-Pro0.8 vs 0.8
0.8
0.8

Verdict

Kimi K2-Thinking-0905 leads in 1 out of 4 comparison categories.

Overall Performance

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

API Cost

Kimi K2-Thinking-0905 is 1.0x cheaper: input $0.60/1M vs $0.60/1M tokens.

Context Window

Same context size: 262K tokens.

Recency

Both models were released around the same time: 9/5/2025 and 9/4/2025.

More About These Models

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Frequently Asked Questions

Which is better for coding — Kimi K2 0905 or Kimi K2-Thinking-0905?
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 Kimi K2-Thinking-0905?
Kimi K2 0905 is cheaper for input: $0.60 per 1M tokens vs $0.60.
Which has a larger context window — Kimi K2 0905 or Kimi K2-Thinking-0905?
Kimi K2 0905 supports a larger context: 262,144 tokens vs 262,144.

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