token.app › Compare › Nano Banana 2 (Gemini 3.1 Flash Image Preview) vs Beam 1.0 501B A23B

Nano Banana 2 (Gemini 3.1 Flash Image Preview) vs Beam 1.0 501B A23B

Beam 1.0 501B A23B is 2.6× cheaper per token on a blended 3:1 basis. Beam 1.0 501B A23B 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 Preview)Beam 1.0 501B A23B
ProviderGoogleReflection
Input $/1M$0.500$0.250
Output $/1M$3.00$1.00
Blended $/1M$1.13$0.438
Context window66K1.0M
Max output59K131K
ReleasedFeb 2026Oct 2026
LicenceProprietaryOpen weights
Choose Nano Banana 2 (Gemini 3.1 Flash Image Preview) if…
  • No clear advantage on the data we hold.
Choose Beam 1.0 501B A23B if…
  • Costs less per token — $0.438 vs $1.13 blended
  • Larger context window (1.0M)
  • Open weights — self-hostable
  • Newer model (released Oct 2026)
FAQ
Which is better, Nano Banana 2 (Gemini 3.1 Flash Image Preview) or Beam 1.0 501B A23B?
We do not hold independently-run benchmark scores covering both Nano Banana 2 (Gemini 3.1 Flash Image Preview) and Beam 1.0 501B A23B, so we make no quality claim. Their pricing and specifications are compared on this page.
Is Nano Banana 2 (Gemini 3.1 Flash Image Preview) cheaper than Beam 1.0 501B A23B?
Beam 1.0 501B A23B is cheaper: $0.438 versus $1.13 per million tokens blended at 3:1 input:output. Input alone: $0.500 vs $0.250. Output alone: $3.00 vs $1.00.
What context windows do Nano Banana 2 (Gemini 3.1 Flash Image Preview) and Beam 1.0 501B A23B have?
Nano Banana 2 (Gemini 3.1 Flash Image Preview): 65,536 tokens. Beam 1.0 501B A23B: 1,048,576 tokens.
Who makes Nano Banana 2 (Gemini 3.1 Flash Image Preview) and Beam 1.0 501B A23B?
Nano Banana 2 (Gemini 3.1 Flash Image Preview) is made by Google. Beam 1.0 501B A23B is made by Reflection.
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