MiMo-V2.5 vs o3 Mini High (Comparative Analysis)
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Comparative Analysis: MiMo-V2.5 vs. o3 Mini High
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Overview
o3 Mini High was released 1 year before MiMo-V2.5.
 MiMo-V2.5 |  o3 Mini High | |
|---|---|---|
Model Provider The organization behind this AI's development | Xiaomi | OpenAI |
Input Context Window Maximum input tokens this model can process at once | 1.1M tokens | 200K tokens |
Output Token Limit Maximum output tokens this model can generate at once | 131.1K tokens | 100K tokens |
Release Date When this model first became publicly available | April 22, 2026 3 months ago April 22nd, 2026 | February 12, 2025 1 year ago February 12th, 2025 |
Knowledge Cutoff Latest training-data date reported by the provider | Not reported | October 31, 2023 |
Capabilities & Features
Compare supported features, modalities, and advanced capabilities
MiMo-V2.5 | o3 Mini High | |
|---|---|---|
Input Types Supported input formats | 📝Text🎵Audio🖼️Image🎬Video | 📝Text📁File |
Reasoning Controls Defaults and configurable reasoning effort | Optional | Always enabledEffort: HighDefault: High |
Output Types Supported output formats | 📝Text | 📝Text |
Tokenizer Text encoding system | Other | GPT |
Key Features Advanced capabilities | ✓Function Calling✓Structured Output✓Reasoning ModeContent Moderation | ✓Function Calling✓Structured Output✓Reasoning Mode✓Content Moderation |
Open Source Model availability | Available on HuggingFace → | Proprietary |
Pricing
MiMo-V2.5 is roughly 0.1x less expensive compared to o3 Mini High for input tokens and roughly 0.06x less expensive for output tokens.
| MiMo-V2.5 | o3 Mini High | |
|---|---|---|
Input Token Cost Cost per million input tokens | $0.14 per million tokens | $1.10 per million tokens |
Output Token Cost Cost per million output tokens | $0.28 per million tokens | $4.40 per million tokens |
Web Search Cost Additional cost for each web search operation | Not specified | $0.01 per search |
Cache Read Cost Cost to reuse cached input tokens | $0.0028 per million tokens | $0.55 per million tokens |
Benchmarks
Compare relevant benchmarks between MiMo-V2.5 and o3 Mini High.
| MiMo-V2.5 | o3 Mini High | |
|---|---|---|
Intelligence Index Overall model quality across independent evaluations | 37.2 (Artificial Analysis index; higher is better) | 15.6 (Artificial Analysis index; higher is better) |
Coding Index Programming performance across independent evaluations | 56.8 (Artificial Analysis index; higher is better) | 16.3 (Artificial Analysis index; higher is better) |
Agentic Index Ability to complete multi-step agentic tasks | 23.7 (Artificial Analysis index; higher is better) | 1.7 (Artificial Analysis index; higher is better) |
Best Design Arena Score Highest human-preference Elo score across design arenas | 1,291 Elo (#19 in Game Dev (55.3% win rate)) | Benchmark not available. |
At a Glance
Quick overview of what makes MiMo-V2.5 and o3 Mini High unique.
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.o3 Mini High by OpenAI can use external tools and APIs, offers advanced reasoning, generates structured data. It can handle standard conversations with its 200K token context window. Reasonably priced at $1.10/M input and $4.40/M output tokens. Includes built-in content moderation for safer outputs. Released February 12th, 2025.Explore More Comparisons
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Best models for coding and development
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Models optimized for creative writing
📢Marketing
Content creation and marketing tasks
💻Technology
Technical analysis and explanations
🔬Science
Scientific research and analysis
🌐Translation
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