MiMo V2.5 Pro - MixRoute API

MiMo V2.5 Pro is Xiaomi’s most capable open-weight model for complex software engineering, agentic work, and long-horizon agent tasks. Call mimo-v2.5-pro through MixRoute using the endpoint below.

Key capabilities

1M context window - Maintains coherence across long workflows
Agentic coding - Designed for software engineering and tool-heavy tasks
Large MoE architecture - 1.02T total parameters with 42B active
OpenAI-compatible - Uses Chat Completions through MixRoute

Quick example

cURL
Python

curl "https://api.mixroute.ai/v1/chat/completions" \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
  "model": "mimo-v2.5-pro",
  "messages": [
    {"role": "user", "content": "Review this repository migration plan and identify the largest operational risk."}
  ],
  "max_tokens": 256
}'

from openai import OpenAI

client = OpenAI(api_key="YOUR_API_KEY", base_url="https://api.mixroute.ai/v1")

response = client.chat.completions.create(
    model="mimo-v2.5-pro",
    messages=[{"role": "user", "content": "Review this repository migration plan and identify the largest operational risk."}],
    max_tokens=256,
)

print(response.choices[0].message.content)

Parameters

Parameter	Type	Required	Description
`model`	string	Yes	Model ID. Must be `mimo-v2.5-pro`.
`messages`	array	Yes	Conversation messages with role and content.
`max_tokens`	integer	No	Maximum generated tokens.
`stream`	boolean	No	Enable SSE streaming.
`tools`	array	No	OpenAI-compatible tool definitions.

Vendor reference

Xiaomi MiMo V2.5 Pro announcement