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Gemini 3 Flash

VS
Moonshot AI (Kimi)

kimi-k2.5

✍️ Analysis by:the whichllmmodel Editorial Team|📅 Updated: June 2026

Decision Recommendation

⚖️ Editorial Verdict: In our analysis, kimi-k2.5 is the premium intelligence choice, scoring 16.1% higher on coding benchmarks. However, this accuracy premium comes with a cost overhead: Gemini 3 Flash is 1.1x cheaper to run. If you are building high-volume, simple chatbots or processing massive amounts of text where budget is critical, Gemini 3 Flash offers excellent cost savings. For agentic reasoning, code refactoring, or complex logical tasks, the accuracy premium of kimi-k2.5 fully justifies the cost.

Model Specs

Gemini 3 Flash

Benchmarks & Scores

Coding (swe-bench-pro)
34.6%
Reasoning (gpqa-diamond)Winner (+2.8%)
90.4%

Cost & Performance

Cost (per 1M tokens)1.1x cheaper
$1.13Input: $0.50 | Output: $3.00
Speed
159 tps
Context WindowLarger
1M tokens
Model Specs

kimi-k2.5

Benchmarks & Scores

Coding (swe-bench-pro)Winner (+16.1%)
50.7%
Reasoning (gpqa-diamond)
87.6%

Cost & Performance

Cost (per 1M tokens)
$1.20Input: $0.60 | Output: $3.00
Speed1.2x faster
193 tps
Context Window
262.14k tokens
Read our data collection methodology

Frequently Asked Questions

Gemini 3 Flash is cheaper than kimi-k2.5. Gemini 3 Flash has a blended cost of $1.13/1M tokens, which is about 1.1x cheaper than kimi-k2.5 at $1.20/1M tokens.

kimi-k2.5 is faster than Gemini 3 Flash. kimi-k2.5 generates 193 tokens per second (tps) compared to Gemini 3 Flash which generates 159 tokens per second.

kimi-k2.5 is better for coding tasks. It scores 50.7% on coding evaluations (swe-bench-pro) compared to Gemini 3 Flash which scores 34.6%.

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