DeepSeek V4 Pro vs Gemini 3.1 Pro — Pricing Comparison 2026

Requests per Day

Days per Month

DeepSeek

DeepSeek V4 Pro

$0.00

per month

Input cost

Output cost

Cost per request

Requests/month

Google

Gemini 3.1 Pro

$0.00

per month

Input cost

Output cost

Cost per request

Requests/month

Which Model for Which Use Case?

Cost-Optimized Production

DeepSeek V4 Pro at $0.435/$0.87 is 78-93% cheaper than Gemini. For high-volume coding, analysis, and data processing where cost per token drives your budget, DeepSeek delivers exceptional quality at a fraction of the price — and it's open source (MIT license).

Best value: DeepSeek V4 Pro (78-93% cheaper, open source)

Multimodal Tasks

Gemini 3.1 Pro excels at processing images, video, and audio alongside text — a strength of Google's multimodal architecture. For applications involving visual content, video analysis, or audio processing, Gemini's multimodal capabilities are unmatched.

Multimodal: Gemini 3.1 Pro

Coding & Reasoning

DeepSeek V4 Pro is specifically optimized for coding and reasoning tasks, with competitive performance against models costing 10x more. For code generation, debugging, and complex reasoning, DeepSeek offers the best cost-performance ratio available.

Coding: DeepSeek V4 Pro (open source, 93% cheaper output)

Google Cloud Ecosystem

Gemini 3.1 Pro integrates seamlessly with Google Cloud services, Vertex AI, and Google's enterprise infrastructure. For teams already invested in Google's ecosystem, Gemini offers native integration and Google's enterprise SLAs.

Google Cloud: Gemini 3.1 Pro | Cost + open source: DeepSeek V4 Pro

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Frequently Asked Questions

Is DeepSeek V4 Pro cheaper than Gemini 3.1 Pro?

Yes, dramatically. DeepSeek V4 Pro costs $0.435/M input and $0.87/M output. Gemini 3.1 Pro costs $2.00/M input and $12.00/M output. DeepSeek V4 Pro is 78% cheaper on input and 93% cheaper on output. For a typical workload of 1M input + 500K output tokens/month, DeepSeek V4 Pro costs $0.87 vs Gemini 3.1 Pro's $8.00 — saving you $7.13/month (89%).

Is DeepSeek V4 Pro as good as Gemini 3.1 Pro?

Both have 1M token context windows. DeepSeek V4 Pro is open source (MIT license) and excels at coding and reasoning tasks. Gemini 3.1 Pro is Google's multimodal model, strong at image/video processing, long-context tasks, and Google Cloud integration. For most production use cases, DeepSeek V4 Pro offers exceptional value at 89% lower cost.

When should I choose Gemini 3.1 Pro over DeepSeek V4 Pro?

Choose Gemini 3.1 Pro when: (1) you need multimodal capabilities (images, video, audio), (2) you're already in the Google Cloud ecosystem, (3) you need Google's enterprise SLAs and support. Choose DeepSeek V4 Pro when: (1) cost efficiency is paramount, (2) you want open-source flexibility (MIT license), (3) your use case is coding/analysis where DeepSeek's quality is competitive.

Are DeepSeek V4 Pro and Gemini 3.1 Pro good for production use?

Both are production-ready. DeepSeek V4 Pro is DeepSeek's flagship model, excelling at coding, reasoning, and analysis with exceptional cost efficiency. Gemini 3.1 Pro is Google's multimodal powerhouse, strong at long-context tasks, image/video processing, and Google Cloud integration. Both offer 1M context and low latency suitable for real-time applications.