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Kimi K2 Thinking vs Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image)

How do these models stack up? Below is an expert side-by-side comparison of specifications, context window capacity, live pricing per million tokens, and standardized benchmark scores for Kimi K2 Thinking and Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image).

Moonshot AI

Kimi K2 Thinking

Kimi K2 Thinking is Moonshot AI’s most advanced open reasoning model to date, extending the K2 series into agentic, long-horizon reasoning. Built on the trillion-parameter Mixture-of-Experts (MoE) architecture introduced in...

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Google

Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image)

Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image) is Google's fastest, most cost-efficient Gemini image model, built for high-velocity developer pipelines and rapid-fire visual exploration. It delivers text-to-image generation...

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Technical Specifications

SpecificationKimi K2 ThinkingNano Banana 2 Lite (Gemini 3.1 Flash Lite Image)
ProviderMoonshot AIGoogle
Context Window262,144 tokens65,536 tokens
Agent SuitabilityN/AN/A
Time to First Token (TTFT)N/AN/A
Deployment Modelmanaged apimanaged api
Production Stabilitystablestable
API AvailableYesYes
Released Date2025-11-062026-06-30

API Pricing Comparison

Input Price per Million Tokens

Kimi K2 Thinking

$0.60

Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image)

$0.25

Output Price per Million Tokens

Kimi K2 Thinking

$2.50

Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image)

$1.50

Want to test both models live?

Run side-by-side prompt prompts in our dynamic Sandbox. Check execution speeds, latency metrics, and compute actual costs in real-time.

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Benchmark Performance Metrics

Scores show the raw performance percentages verified across key evaluation suites. Higher bars indicate superior accuracy and capability in that domain.

MMLUGeneral knowledge & multi-task understanding
8850.0%vsN/A
Kimi K2 Thinking
Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image)
HumanEvalPython coding & logic synthesis
9100.0%vsN/A
Kimi K2 Thinking
Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image)
MATHComplex mathematical problem solving
8540.0%vsN/A
Kimi K2 Thinking
Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image)
GPQAGraduate-level expert reasoning
5450.0%vsN/A
Kimi K2 Thinking
Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image)
HellaSwagCommonsense reasoning and inference
8880.0%vsN/A
Kimi K2 Thinking
Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image)
MT-BenchMulti-turn conversation flow quality
922.0%vsN/A
Kimi K2 Thinking
Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image)

Kimi K2 Thinking Quirks & Gotchas

No developer gotchas reported.

Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image) Quirks & Gotchas

No developer gotchas reported.