Hermes 4 405B vs MiMo-V2.5 (Comparative Analysis)
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Comparative Analysis: Hermes 4 405B vs. MiMo-V2.5
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Overview
Hermes 4 405B was released 7 months before MiMo-V2.5.
 Hermes 4 405B |  MiMo-V2.5 | |
|---|---|---|
Model Provider The organization behind this AI's development | Nous | Xiaomi |
Input Context Window Maximum input tokens this model can process at once | 131.1K tokens | 1.1M tokens |
Output Token Limit Maximum output tokens this model can generate at once | Not specified tokens | 131.1K tokens |
Release Date When this model first became publicly available | August 26, 2025 11 months ago August 26th, 2025 | April 22, 2026 3 months ago April 22nd, 2026 |
Knowledge Cutoff Latest training-data date reported by the provider | August 31, 2024 | Not reported |
Capabilities & Features
Compare supported features, modalities, and advanced capabilities
Hermes 4 405B | MiMo-V2.5 | |
|---|---|---|
Input Types Supported input formats | 📝Text | 📝Text🎵Audio🖼️Image🎬Video |
Reasoning Controls Defaults and configurable reasoning effort | Optional | Optional |
Output Types Supported output formats | 📝Text | 📝Text |
Tokenizer Text encoding system | Other | Other |
Key Features Advanced capabilities | Function Calling✓Structured Output✓Reasoning ModeContent Moderation | ✓Function Calling✓Structured Output✓Reasoning ModeContent Moderation |
Open Source Model availability | Available on HuggingFace → | Available on HuggingFace → |
Pricing
Hermes 4 405B is roughly 7.1x more expensive compared to MiMo-V2.5 for input tokens and roughly 10.7x more expensive for output tokens.
| Hermes 4 405B | MiMo-V2.5 | |
|---|---|---|
Input Token Cost Cost per million input tokens | $1.00 per million tokens | $0.14 per million tokens |
Output Token Cost Cost per million output tokens | $3.00 per million tokens | $0.28 per million tokens |
Cache Read Cost Cost to reuse cached input tokens | Not specified | $0.0028 per million tokens |
Benchmarks
Compare relevant benchmarks between Hermes 4 405B and MiMo-V2.5.
| Hermes 4 405B | MiMo-V2.5 | |
|---|---|---|
Intelligence Index Overall model quality across independent evaluations | Benchmark not available. | 37.2 (Artificial Analysis index; higher is better) |
Coding Index Programming performance across independent evaluations | Benchmark not available. | 56.8 (Artificial Analysis index; higher is better) |
Agentic Index Ability to complete multi-step agentic tasks | Benchmark not available. | 23.7 (Artificial Analysis index; higher is better) |
Best Design Arena Score Highest human-preference Elo score across design arenas | Benchmark not available. | 1,301 Elo (#16 in Game Dev (56.5% win rate)) |
At a Glance
Quick overview of what makes Hermes 4 405B and MiMo-V2.5 unique.
Hermes 4 405B by Nous offers advanced reasoning, generates structured data. It can handle standard conversations with its 131.1K token context window. Reasonably priced at $1.00/M input and $3.00/M output tokens. Released August 26th, 2025.MiMo-V2.5 by Xiaomi understands both text and images, handles audio, analyzes video, can use external tools and APIs, offers advanced reasoning, generates structured data. It can handle standard conversations with its 1.1M token context window. Very affordable at $0.14/M input and $0.28/M output tokens. Released April 22nd, 2026.Explore More Comparisons
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🚀Programming
Best models for coding and development
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Models optimized for creative writing
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Content creation and marketing tasks
💻Technology
Technical analysis and explanations
🔬Science
Scientific research and analysis
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