DeepSeek V4.1 Flash 1017 vs Gemini 3.5 Flash

Price, context window & benchmark comparison

DeepSeek

DeepSeek V4.1 Flash 1017

DeepSeek
$0.098 / $0.29
Input / Output · per 1M tokens
VS
Google

Gemini 3.5 Flash

Google
$1.50 / $9.00
Input / Output · per 1M tokens
Compare different models
DeepSeek
Google
Verdict: DeepSeek V4.1 Flash 1017 is 23.0× cheaper than Gemini 3.5 Flash on a typical 3:1 input/output mix.
DeepSeek V4.1 Flash 1017Gemini 3.5 Flash
Input price / 1M$0.098$1.50
Output price / 1M$0.29$9.00
Blended price (3:1)$0.15$3.38
Cached input / 1M$0.0029$0.15
Context window1M1M
Max output393K66K
Intelligence index28.6—
Coding index—70.1
Providers47—
Best provider uptime (30m)100.0%—
Vision inputYesYes
ReasoningYesYes
Tool callingYesYes
Released2026-10-172026-05-19
Retirement——

Cost calculator

FAQ

Which is cheaper, DeepSeek V4.1 Flash 1017 or Gemini 3.5 Flash?

DeepSeek V4.1 Flash 1017 is 23.0× cheaper than Gemini 3.5 Flash on a typical 3:1 input/output mix.

DeepSeek V4.1 Flash 1017 vs Gemini 3.5 Flash: which has a bigger context window?

DeepSeek V4.1 Flash 1017: 1,048,576 tokens. Gemini 3.5 Flash: 1,048,576 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: DeepSeek V4.1 Flash 1017 ≈ $343.00, Gemini 3.5 Flash ≈ $7,500.

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