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Xiaomi: MiMo V2.6 Pro UltraSpeed

mimo-v2.6-pro-ultraspeed

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MiMo V2.6 Pro UltraSpeed is the latency-optimized serving mode for Xiaomi's flagship MiMo V2.6 Pro checkpoint. It preserves Pro-level quality while delivering up to 20x faster output for real-time coding, interactive agents, and other latency-sensitive workflows, with native text, image, video, and audio understanding and a 1M-token context window.

Modalities

Text + Image + Video + Audio → Text

Input / output price

$5.66 / $11.31 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$5.66
Output$11.31
Cached input$0.0468

Calculator

Drag the sliders to estimate what this model will cost.

Per request
$0.0260
Per day
$13.01
Per month (30 days)
$390.20

MiMo V2.6 Pro UltraSpeed: input $5.655/M · output $11.31/M · cached input $0.0468/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-v2.6-pro-ultraspeed", "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-v2.6-pro-ultraspeed.

curl https://api.geniusrelaygpt.com/v1/chat/completions \
  -H "Authorization: Bearer $API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "mimo-v2.6-pro-ultraspeed",
    "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 V2.6 Pro UltraSpeed billed?
Input is $5.66 and output is $11.31 per million tokens; cached input is $0.0468. 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.