DeepSeek V4 Flash 0731 vs Gemini 3.5 Flash Lite

Price, context window & benchmark comparison

DeepSeek V4 Flash 0731

DeepSeek

$0.03 / $0.32

Input / Output · per 1M tokens

Gemini 3.5 Flash Lite

Google

$0.30 / $2.50

Input / Output · per 1M tokens

Compare different models

Verdict: DeepSeek V4 Flash 0731 is 8.3× cheaper than Gemini 3.5 Flash Lite on a typical 3:1 input/output mix. DeepSeek V4 Flash 0731 scores higher on the Artificial Analysis Intelligence Index (34.3 vs 22.2). DeepSeek V4 Flash 0731 has the larger context window (1.3M vs 1M).

	DeepSeek V4 Flash 0731	Gemini 3.5 Flash Lite
Input price / 1M	$0.03	$0.30
Output price / 1M	$0.32	$2.50
Blended price (3:1)	$0.10	$0.85
Cached input / 1M	$0.016	$0.03
Context window	1.3M	1M
Max output	944K	66K
Intelligence index	34.3	22.2
Coding index	69.1	49.3
Providers	30	8
Best provider uptime (30m)	100.0%	100.0%
Vision input	No	Yes
Reasoning	Yes	Yes
Tool calling	Yes	Yes
Released	2026-07-31	2026-07-21
Retirement	—	—

Cost calculator

Input tokens / requestOutput tokens / requestRequests / day

FAQ

Which is cheaper, DeepSeek V4 Flash 0731 or Gemini 3.5 Flash Lite?

DeepSeek V4 Flash 0731 is 8.3× cheaper than Gemini 3.5 Flash Lite on a typical 3:1 input/output mix.

DeepSeek V4 Flash 0731 vs Gemini 3.5 Flash Lite: which has a bigger context window?

DeepSeek V4 Flash 0731: 1,310,720 tokens. Gemini 3.5 Flash Lite: 1,048,576 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: DeepSeek V4 Flash 0731 ≈ $220.00, Gemini 3.5 Flash Lite ≈ $1,850.

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