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Gemini 3.1 Pro vs DeepSeek V4 Pro
Google's mid-tier vs DeepSeek's budget champion. Gemini 3.1 Pro at $2/$12 costs 5x more than DeepSeek V4 Pro at $0.435/$0.87 — with comparable 1M context. Is Google's ecosystem worth the premium?
Pricing data verified: Jul 3, 2026
| Specification | Gemini 3.1 Pro (Google) | DeepSeek V4 Pro (DeepSeek) |
|---|---|---|
| Input Price (per 1M tokens) | $2.00 | $0.435 |
| Output Price (per 1M tokens) | $12.00 | $0.87 |
| Context Window | 1M tokens | 1M tokens |
| Tier | Mid | Budget |
| Provider | DeepSeek |
Calculate Your Exact Costs
See how much you can save with DeepSeek V4 Pro — or whether Gemini 3.1 Pro's ecosystem justifies 5x higher cost.
Which Model for Which Use Case?
Complex Reasoning
Multi-step analysis, research synthesis. Gemini 3.1 Pro at $2/$12 offers Google's reasoning capabilities. DeepSeek V4 Pro at $0.435/$0.87 delivers excellent quality at 78% lower cost with comparable 1M context.
Code Generation
Writing, debugging, refactoring code. Both models produce excellent code. DeepSeek V4 Pro at $0.435/$0.87 is 5x cheaper, making it the clear winner for code-heavy workloads.
Content Generation
Blog posts, documentation, marketing copy. DeepSeek V4 Pro at $0.435/$0.87 is 14x cheaper on output, making it the clear winner for content-heavy workloads.
High-Volume Batch Processing
At scale, the 5x cost difference adds up. 10M input + 5M output tokens/month costs $13.05 with DeepSeek V4 Pro vs $80 with Gemini 3.1 Pro — saving $66.95/month.
Choosing between Google and DeepSeek?
APIpulse Pro lets you compare all 49 models including Gemini 3.1 Pro ($2/$12) and DeepSeek V4 Pro ($0.435/$0.87), save scenarios, and export cost reports.
Frequently Asked Questions
How much cheaper is DeepSeek V4 Pro?
DeepSeek V4 Pro costs $0.435/$0.87 per 1M tokens vs Gemini 3.1 Pro at $2/$12 — 78% cheaper on input and 93% cheaper on output. At 1M input + 500K output tokens/month, that's $0.87 vs $8, saving $7.13/month.
Is Gemini 3.1 Pro worth 5x the cost?
Gemini 3.1 Pro at $2/$12 offers Google's ecosystem integration and 1M context. DeepSeek V4 Pro at $0.435/$0.87 delivers remarkable quality at 78% lower cost. For most production workloads, DeepSeek V4 Pro offers better value.
When should I use DeepSeek V4 Pro over Gemini 3.1 Pro?
Choose DeepSeek V4 Pro ($0.435/$0.87) for cost-sensitive workloads — it's 5x cheaper with comparable 1M context. Choose Gemini 3.1 Pro ($2/$12) when you need Google ecosystem integration, superior multimodal capabilities, or Google's infrastructure reliability.
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