DeepSeek V3 0324 vs gpt-oss-120b (Comparative Analysis)
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Comparative Analysis: DeepSeek V3 0324 vs. gpt-oss-120b
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Overview
DeepSeek V3 0324 was released 4 months before gpt-oss-120b.
 DeepSeek V3 0324 |  gpt-oss-120b | |
|---|---|---|
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 | 131.1K tokens |
Output Token Limit Maximum output tokens this model can generate at once | 65.5K tokens | 131.1K tokens |
Release Date When this model first became publicly available | March 24, 2025 1 year ago March 24th, 2025 | August 5, 2025 11 months ago August 5th, 2025 |
Knowledge Cutoff Latest training-data date reported by the provider | July 31, 2024 | June 30, 2024 |
Capabilities & Features
Compare supported features, modalities, and advanced capabilities
DeepSeek V3 0324 | gpt-oss-120b | |
|---|---|---|
Input Types Supported input formats | 📝Text | 📝Text |
Reasoning Controls Defaults and configurable reasoning effort | Not reported | Always enabledEffort: High, Medium, LowDefault: Medium |
Output Types Supported output formats | 📝Text | 📝Text |
Tokenizer Text encoding system | DeepSeek | GPT |
Key Features Advanced capabilities | ✓Function Calling✓Structured OutputReasoning ModeContent Moderation | ✓Function Calling✓Structured Output✓Reasoning ModeContent Moderation |
Open Source Model availability | Available on HuggingFace → | Available on HuggingFace → |
Pricing
DeepSeek V3 0324 is roughly 6.8x more expensive compared to gpt-oss-120b for input tokens and roughly 6.6x more expensive for output tokens.
| DeepSeek V3 0324 | gpt-oss-120b | |
|---|---|---|
Input Token Cost Cost per million input tokens | $0.27 per million tokens | $0.04 per million tokens |
Output Token Cost Cost per million output tokens | $1.12 per million tokens | $0.17 per million tokens |
Cache Read Cost Cost to reuse cached input tokens | $0.14 per million tokens | Not specified |
Benchmarks
Compare relevant benchmarks between DeepSeek V3 0324 and gpt-oss-120b.
| DeepSeek V3 0324 | gpt-oss-120b | |
|---|---|---|
Intelligence Index Overall model quality across independent evaluations | 15.4 (Artificial Analysis index; higher is better) | 23.8 (Artificial Analysis index; higher is better) |
Coding Index Programming performance across independent evaluations | 21.2 (Artificial Analysis index; higher is better) | 30.4 (Artificial Analysis index; higher is better) |
Agentic Index Ability to complete multi-step agentic tasks | 1.5 (Artificial Analysis index; higher is better) | 13.2 (Artificial Analysis index; higher is better) |
Best Design Arena Score Highest human-preference Elo score across design arenas | Benchmark not available. | 1,052 Elo (#90 in Game Dev (40.6% win rate)) |
At a Glance
Quick overview of what makes DeepSeek V3 0324 and gpt-oss-120b unique.
DeepSeek V3 0324 by DeepSeek can use external tools and APIs, generates structured data. It can handle standard conversations with its 163.8K token context window. Very affordable at $0.27/M input and $1.12/M output tokens. Released March 24th, 2025.gpt-oss-120b by OpenAI can use external tools and APIs, offers advanced reasoning, generates structured data. It can handle standard conversations with its 131.1K token context window. Very affordable at $0.04/M input and $0.17/M output tokens. Released August 5th, 2025.Explore More Comparisons
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Compare gpt-oss-120b 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
Scientific research and analysis
🌐Translation
Multilingual translation tasks