DeepSeek V4.1 Flash vs Gemini 3 Flash Preview

Price, context window & benchmark comparison

DeepSeek

DeepSeek V4.1 Flash

DeepSeek
$0.022 / $0.40
Input / Output · per 1M tokens
VS
Google

Gemini 3 Flash Preview

Google
$0.50 / $3.00
Input / Output · per 1M tokens
Compare different models
DeepSeek
Google
Verdict: DeepSeek V4.1 Flash is 9.7× cheaper than Gemini 3 Flash Preview on a typical 3:1 input/output mix.
DeepSeek V4.1 FlashGemini 3 Flash Preview
Input price / 1M$0.022$0.50
Output price / 1M$0.40$3.00
Blended price (3:1)$0.12$1.13
Cached input / 1M$0.004$0.05
Context window1M1M
Max output944K66K
Intelligence index——
Coding index——
Providers36—
Best provider uptime (30m)100.0%—
Vision inputYesYes
ReasoningYesYes
Tool callingYesYes
Released2026-09-102025-12-17
Retirement——

Cost calculator

FAQ

Which is cheaper, DeepSeek V4.1 Flash or Gemini 3 Flash Preview?

DeepSeek V4.1 Flash is 9.7× cheaper than Gemini 3 Flash Preview on a typical 3:1 input/output mix.

DeepSeek V4.1 Flash vs Gemini 3 Flash Preview: which has a bigger context window?

DeepSeek V4.1 Flash: 1,048,576 tokens. Gemini 3 Flash Preview: 1,048,576 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: DeepSeek V4.1 Flash ≈ $244.00, Gemini 3 Flash Preview ≈ $2,500.

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