token.app › Compare › Gemini 3.8 Flash (batch) vs Mercury 3

Gemini 3.8 Flash (batch) vs Mercury 3

Mercury 3 is 4.6× cheaper per token on a blended 3:1 basis. Gemini 3.8 Flash (batch) accepts the larger context window (1.0M).

Head to head
Blended price uses a 3:1 input:output mix
Gemini 3.8 Flash (batch)Mercury 3
ProviderGoogleInception
Input $/1M$0.375$0.100
Output $/1M$1.88$0.350
Blended $/1M$0.750$0.163
Context window1.0M1M
Max output66K131K
ReleasedSep 2026Oct 2026
LicenceProprietaryProprietary
Choose Gemini 3.8 Flash (batch) if…
  • Larger context window (1.0M)
Choose Mercury 3 if…
  • Costs less per token — $0.163 vs $0.750 blended
  • Newer model (released Oct 2026)
FAQ
Which is better, Gemini 3.8 Flash (batch) or Mercury 3?
We do not hold independently-run benchmark scores covering both Gemini 3.8 Flash (batch) and Mercury 3, so we make no quality claim. Their pricing and specifications are compared on this page.
Is Gemini 3.8 Flash (batch) cheaper than Mercury 3?
Mercury 3 is cheaper: $0.163 versus $0.750 per million tokens blended at 3:1 input:output. Input alone: $0.375 vs $0.100. Output alone: $1.88 vs $0.350.
What context windows do Gemini 3.8 Flash (batch) and Mercury 3 have?
Gemini 3.8 Flash (batch): 1,048,576 tokens. Mercury 3: 1,000,000 tokens.
Who makes Gemini 3.8 Flash (batch) and Mercury 3?
Gemini 3.8 Flash (batch) is made by Google. Mercury 3 is made by Inception.
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