xiaomi · Open weights
MiMo V2.6 Pro
MiMo V2.6 Pro is Xiaomi's flagship native omnimodal model, built with 1.02T total parameters and 42B active parameters per token. It is designed for demanding coding, long-horizon agent workflows, visual tasks, research, and cybersecurity, with text, image, video, and audio understanding and a 1M-token context window.
- Reasoning
- Tools
- Vision
- Structured output
- Audio input
- Video input
- Input
- Text, Images, Video, Audio
- Output
- Text
- Reasoning effort
- none · high
- Discovery tier
- Open weights
Pricing
USD per 1M tokens- Input
- $0.44
- Output
- $0.87
- Cache read
- $0.0036
- Cache write
- $0.00
Reference prices as published by the model provider. API example
Specifications
- Context window
- 1M
- Max output
- 131.1K
- Average output (7 days)
- 1.2K tokens
- Longer than 76% of 465 models
Side by side
MiMo V2.6 Pro compared
Specifications, prices, speed and benchmark scores next to each other. Benchmarks below show every compared model too.
| MiMo V2.6 ProxiaomiThis model | GPT 5.6 SolOpenAIRemove | |
|---|---|---|
| Provider | xiaomi | OpenAI |
| Discovery tier | Open weights | Frontier |
| Added | Sep 21, 2026 | Jul 9, 2026 |
| Limits | ||
| Context window | 1.05M | 1.05MBest |
| Max output | 131.07KBest | 128K |
| Average output | 1.2K tokens | 576 tokens |
| Pricing, USD per 1M tokens | ||
| Input | $0.44Best | $2.00 |
| Output | $0.87Best | $10.00 |
| Cache read | $0.0036Best | $0.20 |
| Cache write | $0.00Best | $2.50 |
| Performance | ||
| Throughput | 42.8 tok/s | 126.7 tok/sBest |
| Time to first token | 3.2 sBest | 18.7 s |
| Request success (24h) | 99.8% | 100.0%Best |
| Benchmark indexes | ||
| Intelligence Index | 46.3 | 47.0Best |
| Coding Index | — | 77.4 |
| Capabilities | ||
| Reasoning | Yes | Yes |
| Tools | Yes | Yes |
| Vision | Yes | Yes |
| Structured output | Yes | Yes |
| PDF input | No | Yes |
| Audio input | Yes | No |
| Video input | Yes | No |
| Reasoning effort | none, high | none, low, medium, high, xhigh, max |
Public evaluations
Benchmarks
Independent evaluation results, with how each score ranks among the models in the Noumen catalog.
- MiMo V2.6 Pro
- GPT 5.6 Sol
Intelligence Index
- MiMo V2.6 Pro46.3
- GPT 5.6 Sol47.0
MiMo V2.6 Pro: Better than 92% of 326 scored models
Indexes
Coding Index
Composite of the coding evaluations
- MiMo V2.6 Pro: —
- GPT 5.6 Sol: 77.4
Agentic work
AutomationBench-AA
Workflow automation, penalized for guardrail violations
- MiMo V2.6 Pro: 58.6%
- GPT 5.6 Sol: 60.1%Top
AutomationBench-AA tasks completed
Workflows finished end to end without a guardrail violation
- MiMo V2.6 Pro: 25.4%
- GPT 5.6 Sol: 30.3%Top
AA-Briefcasev1.1
Agentic knowledge work, rated head to head
- MiMo V2.6 Pro: 1,512 EloTop
- GPT 5.6 Sol: 1,479 Elo
GDPval-AAv2.1
Economically valuable occupational tasks, rated head to head
- MiMo V2.6 Pro: 1,683 EloTop
- GPT 5.6 Sol: 1,609 Elo
Document reasoning
GDP.pdf
Professional reasoning over PDF documents, all-pass rate
- MiMo V2.6 Pro: 19.2%
- GPT 5.6 Sol: 27.2%Top
AA-LCRv1.1
Reasoning across long documents
- MiMo V2.6 Pro: 86.3%Top
- GPT 5.6 Sol: 84.0%
MLCR-AA
Long-context reasoning over medical records
- MiMo V2.6 Pro: 12.8%
- GPT 5.6 Sol: 30.0%Top
Reasoning and knowledge
Humanity’s Last Exam
Expert-level questions across academic fields
- MiMo V2.6 Pro: 49.4%
- GPT 5.6 Sol: 49.5%Top
GPQA Diamond
Graduate-level science questions
- MiMo V2.6 Pro: —
- GPT 5.6 Sol: 94.1%
IFBench
Following precise output instructions
- MiMo V2.6 Pro: —
- GPT 5.6 Sol: 72.7%
Coding
Terminal-Benchv4.0
Practical software engineering in a terminal
- MiMo V2.6 Pro: 34.8%
- GPT 5.6 Sol: 39.9%Top
SciCode
Scientific computing in Python
- MiMo V2.6 Pro: 60.9%Top
- GPT 5.6 Sol: 57.1%
Legacy evaluations
Terminal-Bench Hard
Earlier terminal task suite
- MiMo V2.6 Pro: —
- GPT 5.6 Sol: 65.9%
τ²-Bench Telecom
Tool use in a customer-support simulation
- MiMo V2.6 Pro: —
- GPT 5.6 Sol: 85.1%
AA-LCR (unversioned)
Long-context reasoning, earlier grading
- MiMo V2.6 Pro: 86.3%Top
- GPT 5.6 Sol: 84.0%
Scores from Artificial Analysis, updated Oct 26, 2026. Artificial Analysis
- MiMo V2.6 Pro
- GPT 5.6 Sol
| Leaderboard | MiMo V2.6 Pro | GPT 5.6 Sol |
|---|---|---|
| Coding | #10 · 1537.6 | #15 · 1533.6 |
| Longer Query | #17 · 1494.0 | #15 · 1498.5 |
| English | #10 · 1495.3 | Not in top 20 |
| Expert | #11 · 1528.5 | #9 · 1532.1 |
| Hard Prompts English | #13 · 1513.3 | #18 · 1509.1 |
| Industry Mathematical | #17 · 1501.9 | #12 · 1512.0 |
| Industry Software And It Services | #10 · 1528.2 | #16 · 1522.8 |
| WebDev · Image To Webdev | #13 · 1598.3 | Not in top 20 |
| WebDev · Webdev-html | #15 · 1625.8 | Not in top 20 |
| Overall | Not in top 20 | #16 · 1485.1 |
| Math | Not in top 20 | #19 · 1496.0 |
| Creative Writing | Not in top 20 | #13 · 1469.8 |
| Instruction Following | Not in top 20 | #10 · 1490.7 |
| Hard Prompts | Not in top 20 | #14 · 1511.5 |
| Chinese | Not in top 20 | #11 · 1540.6 |
| Exclude Ties | Not in top 20 | #16 · 1500.8 |
| French | Not in top 20 | #16 · 1506.0 |
| German | Not in top 20 | #7 · 1504.5 |
| Industry Business And Management And Financial Operations | Not in top 20 | #13 · 1487.0 |
| Industry Entertainment And Sports And Media | Not in top 20 | #10 · 1470.8 |
| Industry Legal And Government | Not in top 20 | #14 · 1497.1 |
| Industry Writing And Literature And Language | Not in top 20 | #11 · 1481.5 |
| Japanese | Not in top 20 | #10 · 1496.8 |
| Korean | Not in top 20 | #14 · 1455.2 |
| Multi Turn | Not in top 20 | #15 · 1489.7 |
| Non English | Not in top 20 | #16 · 1475.7 |
| Polish | Not in top 20 | #11 · 1495.5 |
| Russian | Not in top 20 | #12 · 1497.4 |
| Vision Style Control Overall | Not in top 20 | #12 · 1286.2 |
| Vision Style Control · Creative Writing Vision | Not in top 20 | #11 · 1289.0 |
| Vision Style Control · Diagram | Not in top 20 | #15 · 1318.5 |
| Vision Style Control · English | Not in top 20 | #8 · 1283.7 |
| Vision Style Control · Homework | Not in top 20 | #17 · 1313.9 |
| Search Overall | Not in top 20 | #1 · 1261.1 |
| Document Overall | Not in top 20 | #7 · 1482.7 |
| Document Style Control Overall | Not in top 20 | #6 · 1488.7 |
Ranks among Noumen catalog models on LMArena leaderboards. Only top-20 placements are listed.LMArena
- MiMo V2.6 Pro
- GPT 5.6 Sol
| Leaderboard | MiMo V2.6 Pro | GPT 5.6 Sol |
|---|---|---|
| Roleplay | Not in top 20 | #10 · 34.3% |
| Creative writing | Not in top 20 | #13 · 28.5% |
| Coding | Not in top 20 | #4 · 31.4% |
| Math | Not in top 20 | #19 · 0.0% |
Ranks among Noumen catalog models on Use cases leaderboards. Only top-20 placements are listed.
- MiMo V2.6 Pro
- GPT 5.6 Sol
| Leaderboard | MiMo V2.6 Pro | GPT 5.6 Sol |
|---|---|---|
| FrontierCode Main | Not in top 20 | #12 · 47.5% |
| FrontierCode Extended | Not in top 20 | #10 · 60.6% |
Ranks among Noumen catalog models on FrontierCode leaderboards. Only top-20 placements are listed.FrontierCode
- MiMo V2.6 Pro
- GPT 5.6 Sol
| Leaderboard | MiMo V2.6 Pro | GPT 5.6 Sol |
|---|---|---|
| Epoch Capabilities Index | Not in top 20 | #11 · 162.8 |
Ranks among Noumen catalog models on Epoch AI leaderboards. Only top-20 placements are listed.Epoch AI
- MiMo V2.6 Pro
- GPT 5.6 Sol
| Leaderboard | MiMo V2.6 Pro | GPT 5.6 Sol |
|---|---|---|
| ARC-AGI-1 | Not in top 20 | #10 · 97.5% |
| ARC-AGI-2 | Not in top 20 | #4 · 92.5% |
| ARC-AGI-3 (Default harness) | Not in top 20 | #7 · 7.8% |
Ranks among Noumen catalog models on ARC Prize leaderboards. Only top-20 placements are listed.ARC Prize
- MiMo V2.6 Pro
- GPT 5.6 Sol
| Leaderboard | MiMo V2.6 Pro | GPT 5.6 Sol |
|---|---|---|
| EQ-Bench 4 | Not in top 20 | #12 · 1240 |
| Creative Writing v3 | Not in top 20 | #11 · 1974 |
| Longform Writing | Not in top 20 | #12 · 81.7 |
Ranks among Noumen catalog models on EQ-Bench leaderboards. Only top-20 placements are listed.EQ-Bench
- MiMo V2.6 Pro
- GPT 5.6 Sol
| Leaderboard | MiMo V2.6 Pro | GPT 5.6 Sol |
|---|---|---|
| Game Development | Not in top 20 | #9 · 1367 |
| Website | Not in top 20 | #8 · 1320 |
| UI Component | Not in top 20 | #12 · 1333 |
| Data Visualization | Not in top 20 | #10 · 1323 |
| SVG | Not in top 20 | #6 · 1311 |
| 3D | Not in top 20 | #11 · 1382 |
| ASCII Art | Not in top 20 | #5 · 1305 |
| Agentic Game Dev | Not in top 20 | #2 · 1233 |
| Web Apps | Not in top 20 | #10 · 1245 |
| Full Stack | Not in top 20 | #7 · 1262 |
| Native Apps | Not in top 20 | #5 · 1239 |
| Mobile Apps | Not in top 20 | #7 · 1241 |
Ranks among Noumen catalog models on Design Arena leaderboards. Only top-20 placements are listed.Design Arena
Live routing data
Performance and reliability
Recent averages across requests routed for this model. Your own speed depends on prompt length, reasoning effort and load.
- Throughput
- 42.8 tok/s
- Faster than 31% of 250 models
- Time to first token
- 3.2 s
- Quicker than 55% of 250 models
- Prompt cache hits
- 42.0%
- About $0.25 per 1M input tokens with caching
- Request success (24h)
- 99.8%
- Reliable
Cache hits are the share of input tokens recently served from a prompt cache across all requests. They are not a forecast of your own hit rate.
- Healthy (98% or more)
- Degraded (90–98%)
- Down (under 90%)
- No requests
Developers
Use it through the API
Noumen’s API is OpenAI-compatible: any Chat Completions client works with a base URL and a key.
curl https://www.noumen.xyz/api/v1/chat/completions \
-H "Authorization: Bearer $NOUMEN_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "xiaomi/mimo-v2.6-pro",
"reasoning_effort": "none",
"messages": [{ "role": "user", "content": "Explain this stack trace." }]
}'import os
from openai import OpenAI
client = OpenAI(base_url="https://www.noumen.xyz/api/v1", api_key=os.environ["NOUMEN_API_KEY"])
reply = client.chat.completions.create(
model="xiaomi/mimo-v2.6-pro",
messages=[{"role": "user", "content": "Explain this stack trace."}],
)
print(reply.choices[0].message.content)xiaomi
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