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Xiaomi: MiMo V2.5 Thinking

mimo-v2.5:thinking

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MiMo V2.5 with Xiaomi thinking enabled. It supports deep reasoning, tool calling, structured outputs, and web search with up to 1M context.

Modalities

Text + Image + Video + Audio → Text

Input / output price

$0.549 / $2.74 per 1M

Context

1.05M · max output 131K

Capabilities

ReasoningVisionTool callingLong contextOpen weights

Pricing

Billed per token actually used and deducted from your credits.

ItemUSD per 1M tokens
Input$0.549
Output$2.74
Cached input$0.110

Calculator

Drag the sliders to estimate what this model will cost.

Per request
$0.00384
Per day
$1.92
Per month (30 days)
$57.60

MiMo V2.5 Thinking: input $0.5486/M · output $2.743/M · cached input $0.1097/M

Request with these settings
curl https://api.geniusrelaygpt.com/v1/chat/completions \
  -H "Authorization: Bearer $API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model": "mimo-v2.5:thinking", "max_tokens": 800,
       "messages": [{"role": "user", "content": "…"}]}'

Code samples

OpenAI-compatible. Set the base URL to https://api.geniusrelaygpt.com/v1 and the model to mimo-v2.5:thinking.

curl https://api.geniusrelaygpt.com/v1/chat/completions \
  -H "Authorization: Bearer $API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "mimo-v2.5:thinking",
    "stream": true,
    "messages": [{"role": "user", "content": "Hello"}]
  }'

Use it in a client: Cursor · Cline · SillyTavern · Codex

Parameters

Common OpenAI parameters can be passed as-is.

temperaturetop_pmax_tokensstreamstoppresence_penaltyfrequency_penaltyseed

FAQ

How is MiMo V2.5 Thinking billed?
Input is $0.549 and output is $2.74 per million tokens; cached input is $0.110. The charge for every request is listed in Usage Logs in the console.
How long is the context window?
1.05M tokens. In a long conversation every turn is billed for the full input, so keep the history under control.
Does it support streaming?
Yes. Add "stream": true to the request to receive server-sent events in the OpenAI format.