DeepSeek V4 Pro is a large-scale Mixture-of-Experts model from DeepSeek with 1.6T total parameters and 49B activated parameters, supporting a 1M-token context window. It is designed for advanced reasoning, coding,...
Model details →DeepSeek: DeepSeek V4 Pro vs OpenAI: GPT-3.5 Turbo (batch)
DeepSeek: DeepSeek V4 Pro and OpenAI: GPT-3.5 Turbo (batch) are evenly matched on 6 axes — pick the one whose provider, latency, or licensing fits your stack.
GPT-3.5 Turbo is OpenAI's fastest model. It can understand and generate natural language or code, and is optimized for chat and traditional completion tasks. Training data up to Sep 2021.
Model details →Side-by-side comparison
| Capability | DeepSeek: DeepSeek V4 Pro | OpenAI: GPT-3.5 Turbo (batch) | Winner |
|---|---|---|---|
| Context window Maximum number of input tokens the model can attend to in a single request. | 1.0M | 16K | 🏆 DeepSeek: DeepSeek V4 Pro |
| Input price (per 1M) Cost per million input tokens billed by the provider. | $0.43 | $0.25 | 🏆 OpenAI: GPT-3.5 Turbo (batch) |
| Output price (per 1M) Cost per million output tokens billed by the provider. | $0.87 | $0.75 | 🏆 OpenAI: GPT-3.5 Turbo (batch) |
| Tool / function calling First-class support for emitting structured tool calls. | Yes | Yes | Tie |
| Vision input Accepts image inputs alongside text. | — | — | Tie |
| Reasoning mode Internal chain-of-thought / extended-thinking support. | Yes | — | 🏆 DeepSeek: DeepSeek V4 Pro |
Frequently asked questions
Is DeepSeek: DeepSeek V4 Pro better than OpenAI: GPT-3.5 Turbo (batch)?
DeepSeek: DeepSeek V4 Pro and OpenAI: GPT-3.5 Turbo (batch) are evenly matched on 6 axes — pick the one whose provider, latency, or licensing fits your stack.
What's the price difference between DeepSeek: DeepSeek V4 Pro and OpenAI: GPT-3.5 Turbo (batch)?
Input: $0.43 vs $0.25 per 1M tokens. Output: $0.87 vs $0.75 per 1M tokens.
What context windows do DeepSeek: DeepSeek V4 Pro and OpenAI: GPT-3.5 Turbo (batch) support?
DeepSeek: DeepSeek V4 Pro supports up to 1.0M tokens. OpenAI: GPT-3.5 Turbo (batch) supports up to 16K tokens.
Do both DeepSeek: DeepSeek V4 Pro and OpenAI: GPT-3.5 Turbo (batch) support tool calling?
DeepSeek: DeepSeek V4 Pro: yes. OpenAI: GPT-3.5 Turbo (batch): yes.
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