Comparison

DeepSeek V4 Flash vs Gemini 2.5 Flash-Lite

Per input token, Gemini 2.5 Flash-Lite runs 29% cheaper than DeepSeek V4 Flash. DeepSeek V4 Flash is 30% cheaper on output tokens.

FieldDeepSeek V4 Flash
Gemini 2.5 Flash-Lite
ProviderDeepSeekGoogle
Context window1M
Max output384K
Input / 1M$0.14$0.1029% cheaper
Output / 1M$0.2830% cheaper$0.40
Cached input / 1M$0.002872% cheaper$0.01
Batch discount50%
Release date

Worked cost examples

Estimated monthly cost on three common usage shapes

WorkloadDeepSeek V4 FlashGemini 2.5 Flash-Lite

Chatbot

800 input / 200 output tokens per request, 100,000 requests/month

$16.80$16.00cheaper

RAG pipeline

6,000 input / 700 output tokens per request, 30,000 requests/month

$31.08$26.40cheaper

Batch summarization

20,000 input / 1,500 output tokens per request, 5,000 requests/month

$16.10$13.00cheaper

DeepSeek V4 Flash vs Gemini 2.5 Flash-Lite FAQ

Is DeepSeek V4 Flash cheaper than Gemini 2.5 Flash-Lite?
DeepSeek V4 Flash costs $0.14 per 1M input tokens versus $0.10 for Gemini 2.5 Flash-Lite — Gemini 2.5 Flash-Lite is 40% cheaper per input token.
Which is cheaper for output tokens, DeepSeek V4 Flash or Gemini 2.5 Flash-Lite?
DeepSeek V4 Flash charges $0.28 per 1M output tokens; Gemini 2.5 Flash-Lite charges $0.40 per 1M output tokens.
Do DeepSeek V4 Flash and Gemini 2.5 Flash-Lite offer cache pricing?
DeepSeek V4 Flash discounts cached input to $0.0028 per 1M tokens. Gemini 2.5 Flash-Lite discounts cached input to $0.01 per 1M tokens.

Looking for another matchup? See all comparisons.