DeepSeek V3.1 Terminus vs GPT-4o-mini (2024-07-18) (Comparative Analysis)
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Comparative Analysis: DeepSeek V3.1 Terminus vs. GPT-4o-mini (2024-07-18)
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Overview
GPT-4o-mini (2024-07-18) was released 1 year before DeepSeek V3.1 Terminus.
 DeepSeek V3.1 Terminus |  GPT-4o-mini (2024-07-18) | |
|---|---|---|
Model Provider The organization behind this AI's development | DeepSeek | OpenAI |
Input Context Window Maximum input tokens this model can process at once | 163.8K tokens | 128K tokens |
Output Token Limit Maximum output tokens this model can generate at once | 32.8K tokens | 16.4K tokens |
Release Date When this model first became publicly available | September 22, 2025 9 months ago September 22nd, 2025 | July 18, 2024 1 year ago July 18th, 2024 |
Capabilities & Features
Compare supported features, modalities, and advanced capabilities
DeepSeek V3.1 Terminus | GPT-4o-mini (2024-07-18) | |
|---|---|---|
Input Types Supported input formats | 📝Text | 📝Text🖼️Image📁File |
Output Types Supported output formats | 📝Text | 📝Text |
Tokenizer Text encoding system | DeepSeek | GPT |
Key Features Advanced capabilities | ✓Function Calling✓Structured Output✓Reasoning ModeContent Moderation | ✓Function Calling✓Structured OutputReasoning Mode✓Content Moderation |
Open Source Model availability | Available on HuggingFace → | Proprietary |
Pricing
DeepSeek V3.1 Terminus is roughly 1.8x more expensive compared to GPT-4o-mini (2024-07-18) for input tokens and roughly 1.6x more expensive for output tokens.
| DeepSeek V3.1 Terminus | GPT-4o-mini (2024-07-18) | |
|---|---|---|
Input Token Cost Cost per million input tokens | $0.27 per million tokens | $0.15 per million tokens |
Output Token Cost Cost per million outut tokens | $0.95 per million tokens | $0.60 per million tokens |
Benchmarks
Compare relevant benchmarks between DeepSeek V3.1 Terminus and GPT-4o-mini (2024-07-18).
| DeepSeek V3.1 Terminus | GPT-4o-mini (2024-07-18) | |
|---|---|---|
MMLU Measures knowledge across 57 subjects like law, math, history, and science | Benchmark not available. | Benchmark not available. |
MMMU Measures understanding of combined text and images across various domains | Benchmark not available. | Benchmark not available. |
HellaSwag Measures common sense reasoning by having models complete sentences about everyday situations | Benchmark not available. | Benchmark not available. |
At a Glance
Quick overview of what makes DeepSeek V3.1 Terminus and GPT-4o-mini (2024-07-18) unique.
DeepSeek V3.1 Terminus by DeepSeek can use external tools and APIs, offers advanced reasoning, generates structured data. It can handle standard conversations with its 163.8K token context window. Very affordable at $0.27/M input and $0.95/M output tokens. Released September 22nd, 2025.GPT-4o-mini (2024-07-18) by OpenAI understands both text and images, can use external tools and APIs, generates structured data. It can handle standard conversations with its 128K token context window. Very affordable at $0.15/M input and $0.60/M output tokens. Includes built-in content moderation for safer outputs. Released July 18th, 2024.Explore More Comparisons
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Compare GPT-4o-mini (2024-07-18) with:
🚀Programming
Best models for coding and development
🎨Creative & Roleplay
Models optimized for creative writing
📢Marketing
Content creation and marketing tasks
💻Technology
Technical analysis and explanations
🔬Science
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🌐Translation
Multilingual translation tasks