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Gemini 3.5 Flash vs DeepSeek V4 Flash 0423

Two flash tiers built for throughput, closed against open.

What the numbers say

Derived from the live registry Zeplik routes and bills against. Credits: 1 credit = $0.10, raw provider rate with a 1.10x margin.

Side by side

Gemini 3.5 Flash

Google

Gemini 3.5 Flash is Google's high-efficiency multimodal model, bringing near-Pro level coding and reasoning at Flash-tier cost and speed. It is highly optimized for coding proficiency and parallel agentic execution...

Provider
Google
Context window
1.0M tokens
Input price
16.5 credits / 1M tokens ($1.50 raw)
Output price
99.0 credits / 1M tokens ($9.00 raw)
Vision (image input)
Yes
Tool calling
Yes
Extended reasoning
No

Best for

  • High-volume everyday tasks where speed and cost matter: summaries, drafts, quick questions
  • Very long documents and codebases: a 1.0M-token window fits entire books or repositories in one conversation
  • Working with images: screenshots, charts, photos and scanned documents alongside text
  • Tool use and agents: reliably calls functions, so it can search, run skills and drive workflows

DeepSeek V4 Flash 0423

DeepSeek

DeepSeek V4 Flash is an efficiency-optimized Mixture-of-Experts model from DeepSeek with 284B total parameters and 13B activated parameters, supporting a 1M-token context window. It is designed for fast inference and...

Provider
DeepSeek
Context window
1.0M tokens
Input price
0.93 credits / 1M tokens ($0.084 raw)
Output price
1.9 credits / 1M tokens ($0.17 raw)
Vision (image input)
No
Tool calling
Yes
Extended reasoning
No

Best for

  • High-volume everyday tasks where speed and cost matter: summaries, drafts, quick questions
  • Very long documents and codebases: a 1.0M-token window fits entire books or repositories in one conversation
  • Tool use and agents: reliably calls functions, so it can search, run skills and drive workflows

Try both on Zeplik

The honest answer to most model debates is to run your own prompt on both. Zeplik puts Gemini 3.5 Flash and DeepSeek V4 Flash 0423 in the same chat, so you can switch mid-conversation and compare answers on the work you actually do.

Pick a model and ask. Your prompt opens in the Zeplik app with that model selected.

Model to ask
Gemini 3.5 Flash detailsDeepSeek V4 Flash 0423 detailsAll comparisons

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Gemini 3.5 Flash vs DeepSeek V4 Flash 0423 - Which AI Model to Use | Zeplik Chat