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Model

MiMo-V2.5-Pro

Xiaomi MiMo-V2.5-Pro — pricing, 1049k context window, API cost calculator and alternatives.

By Xiaomi

🔧 Tools Function calling — the model can structure responses as tool calls with typed arguments. Reliability differs between providers. Glossary → {} JSON Forces output to be valid JSON, reducing parse errors. Some providers also let you constrain to a schema. Glossary →
Context window Maximum tokens (input + output) the model can process in a single request. Glossary →
1,048,576
tokens
Input price What the model charges for tokens you send (prompt + context). Glossary →
$1.0000
per 1M tokens
Output price What the model charges for tokens it generates. Usually 3–5× pricier than input. Glossary →
$3.0000
per 1M tokens

Specs

Provider
Xiaomi
Slug
xiaomi/mimo-v2-5-pro
Capabilities
tools, json_mode

Pricing freshness

Tier
standard
Currency
USD
As of
2026-05-08 17:08 UTC
Estimate monthly cost → See alternatives to MiMo-V2.5-Pro →

Pricing history

Tracking MiMo-V2.5-Pro pricing since 2026-05-08. We'll plot the chart here once it changes.

Quickstart — call MiMo-V2.5-Pro from your app

curl https://openrouter.ai/api/v1/chat/completions \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer $OPENROUTER_API_KEY" \
  -d '{
    "model": "xiaomi/mimo-v2-5-pro",
    "messages": [{"role": "user", "content": "Hello!"}]
  }'

Official docs: https://openrouter.ai/docs

Related models

Similar capabilities, context window, and price tier — drawn from across the catalog so you can compare alternatives in one click.

Frequently asked questions

What is MiMo-V2.5-Pro?

MiMo-V2.5-Pro is a large language model API from Xiaomi with a 1M-token context window. It costs $1 per 1M input tokens and $3 per 1M output tokens.

How much does MiMo-V2.5-Pro cost?

MiMo-V2.5-Pro is priced at $1 per 1M input tokens and $3 per 1M output tokens via the Xiaomi API. A 50/50 input/output workload of 1M total tokens costs about $2.

What is the context window of MiMo-V2.5-Pro?

MiMo-V2.5-Pro supports up to 1M tokens of context per request — roughly 2097 pages of English text or 131072 lines of code at a typical density.

Does MiMo-V2.5-Pro support vision, tool use, or JSON mode?

MiMo-V2.5-Pro supports tool/function calling and structured JSON mode. It does not support image input (vision).

Who makes MiMo-V2.5-Pro?

MiMo-V2.5-Pro is built and operated by Xiaomi. Pricing, context window, and capabilities on this page are refreshed nightly from Xiaomi's public catalog.

Can I self-host MiMo-V2.5-Pro?

MiMo-V2.5-Pro is API-only — its weights are not publicly distributed by Xiaomi, so it cannot be self-hosted today.

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