Gemini 2.5 Flash Lite vs Gemini 4 Carbon

Price, context window & benchmark comparison

Google

Gemini 2.5 Flash Lite

Google
$0.10 / $0.40
Input / Output · per 1M tokens
VS
Google

Gemini 4 Carbon

Google
$2.00 / $10.00
Input / Output · per 1M tokens
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Google
Google
Verdict: Gemini 2.5 Flash Lite is 22.9× cheaper than Gemini 4 Carbon on a typical 3:1 input/output mix.
Gemini 2.5 Flash LiteGemini 4 Carbon
Input price / 1M$0.10$2.00
Output price / 1M$0.40$10.00
Blended price (3:1)$0.18$4.00
Cached input / 1M$0.01$0.10
Context window1M1M
Max output66K944K
Intelligence index—60
Coding index——
Providers—7
Best provider uptime (30m)—100.0%
Vision inputYesYes
ReasoningYesYes
Tool callingYesYes
Released2025-07-222026-11-10
Retirement——

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FAQ

Which is cheaper, Gemini 2.5 Flash Lite or Gemini 4 Carbon?

Gemini 2.5 Flash Lite is 22.9× cheaper than Gemini 4 Carbon on a typical 3:1 input/output mix.

Gemini 2.5 Flash Lite vs Gemini 4 Carbon: which has a bigger context window?

Gemini 2.5 Flash Lite: 1,048,576 tokens. Gemini 4 Carbon: 1,048,576 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: Gemini 2.5 Flash Lite ≈ $400.00, Gemini 4 Carbon ≈ $9,000.

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