token.app › Compare › Nano Banana 2 (Gemini 3.1 Flash Image) vs Kimi K3

Nano Banana 2 (Gemini 3.1 Flash Image) vs Kimi K3

Nano Banana 2 (Gemini 3.1 Flash Image) is 5.3× cheaper per token on a blended 3:1 basis. Kimi K3 accepts the larger context window (1.0M).

Head to head
Blended price uses a 3:1 input:output mix
Nano Banana 2 (Gemini 3.1 Flash Image)Kimi K3
ProviderGoogleMoonshot AI
Input $/1M$0.500$3.00
Output $/1M$3.00$15.00
Blended $/1M$1.13$6.00
Context window131K1.0M
Max output33K—
ReleasedJun 2026Jul 2026
LicenceProprietaryOpen weights
Choose Nano Banana 2 (Gemini 3.1 Flash Image) if…
  • Costs less per token — $1.13 vs $6.00 blended
Choose Kimi K3 if…
  • Larger context window (1.0M)
  • Open weights — self-hostable
  • Newer model (released Jul 2026)
FAQ
Which is better, Nano Banana 2 (Gemini 3.1 Flash Image) or Kimi K3?
We do not hold independently-run benchmark scores covering both Nano Banana 2 (Gemini 3.1 Flash Image) and Kimi K3, so we make no quality claim. Their pricing and specifications are compared on this page.
Is Nano Banana 2 (Gemini 3.1 Flash Image) cheaper than Kimi K3?
Nano Banana 2 (Gemini 3.1 Flash Image) is cheaper: $1.13 versus $6.00 per million tokens blended at 3:1 input:output. Input alone: $0.500 vs $3.00. Output alone: $3.00 vs $15.00.
What context windows do Nano Banana 2 (Gemini 3.1 Flash Image) and Kimi K3 have?
Nano Banana 2 (Gemini 3.1 Flash Image): 131,072 tokens. Kimi K3: 1,048,576 tokens.
Who makes Nano Banana 2 (Gemini 3.1 Flash Image) and Kimi K3?
Nano Banana 2 (Gemini 3.1 Flash Image) is made by Google. Kimi K3 is made by Moonshot AI.
Related comparisons
Nano Banana 2 (Gemini 3.1 Flash Image) full details Kimi K3 full details Nano Banana 2 (Gemini 3.1 Flash Image) vs Ling 3.0 Tiny (free) Nano Banana 2 (Gemini 3.1 Flash Image) vs Muse Spark 1.2 Nano Banana 2 (Gemini 3.1 Flash Image) vs Qwen3.8 Max Nano Banana 2 (Gemini 3.1 Flash Image) vs DeepSeek V4 Flash Latest Nano Banana 2 (Gemini 3.1 Flash Image) vs DeepSeek V4 Flash 0731 Nano Banana 2 (Gemini 3.1 Flash Image) vs Inkling Small