gpt-oss-120b vs Hermes 3 70B Instruct (Comparative Analysis)
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Comparative Analysis: gpt-oss-120b vs. Hermes 3 70B Instruct
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Overview
Hermes 3 70B Instruct was released 11 months before gpt-oss-120b.
 gpt-oss-120b |  Hermes 3 70B Instruct | |
|---|---|---|
Model Provider The organization behind this AI's development | OpenAI | Nous |
Input Context Window Maximum input tokens this model can process at once | 131.1K tokens | 131.1K tokens |
Output Token Limit Maximum output tokens this model can generate at once | 131.1K tokens | 16.4K tokens |
Release Date When this model first became publicly available | August 5, 2025 11 months ago August 5th, 2025 | August 18, 2024 1 year ago August 18th, 2024 |
Knowledge Cutoff Latest training-data date reported by the provider | June 30, 2024 | December 31, 2023 |
Capabilities & Features
Compare supported features, modalities, and advanced capabilities
gpt-oss-120b | Hermes 3 70B Instruct | |
|---|---|---|
Input Types Supported input formats | 📝Text | 📝Text |
Reasoning Controls Defaults and configurable reasoning effort | Always enabledEffort: High, Medium, LowDefault: Medium | Not reported |
Output Types Supported output formats | 📝Text | 📝Text |
Tokenizer Text encoding system | GPT | Llama3 |
Key Features Advanced capabilities | ✓Function Calling✓Structured Output✓Reasoning ModeContent Moderation | Function Calling✓Structured OutputReasoning ModeContent Moderation |
Open Source Model availability | Available on HuggingFace → | Available on HuggingFace → |
Pricing
gpt-oss-120b is roughly 0.06x less expensive compared to Hermes 3 70B Instruct for input tokens and roughly 0.2x less expensive for output tokens.
| gpt-oss-120b | Hermes 3 70B Instruct | |
|---|---|---|
Input Token Cost Cost per million input tokens | $0.04 per million tokens | $0.70 per million tokens |
Output Token Cost Cost per million output tokens | $0.17 per million tokens | $0.70 per million tokens |
Benchmarks
Compare relevant benchmarks between gpt-oss-120b and Hermes 3 70B Instruct.
| gpt-oss-120b | Hermes 3 70B Instruct | |
|---|---|---|
Intelligence Index Overall model quality across independent evaluations | 23.8 (Artificial Analysis index; higher is better) | Benchmark not available. |
Coding Index Programming performance across independent evaluations | 30.4 (Artificial Analysis index; higher is better) | Benchmark not available. |
Agentic Index Ability to complete multi-step agentic tasks | 13.2 (Artificial Analysis index; higher is better) | Benchmark not available. |
Best Design Arena Score Highest human-preference Elo score across design arenas | 1,050 Elo (#91 in Game Dev (40.6% win rate)) | Benchmark not available. |
At a Glance
Quick overview of what makes gpt-oss-120b and Hermes 3 70B Instruct unique.
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.Hermes 3 70B Instruct by Nous generates structured data. It can handle standard conversations with its 131.1K token context window. Reasonably priced at $0.70/M input and $0.70/M output tokens. Released August 18th, 2024.Explore More Comparisons
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Compare Hermes 3 70B Instruct 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