Longcat 2.5 Preview API

Meituan's Longcat 2.5 Preview, through an OpenAI-compatible API. Providers quote it on an open exchange, and each request goes to the offer with the lowest estimated charge that meets your rules.

Facts

Model name
longcat-2.5-preview
Maker
Meituan
Context window
1M tokens
Input price
$0.787 per million tokens
Output price
$3.097 per million tokens
Providers
1 independent provider
Regions
us

Providers

Request

curl https://router.inference.ai.exchange/v1/chat/completions \
  -H "Authorization: Bearer $LIQUID_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "longcat-2.5-preview",
    "messages": [{"role":"user","content":"Say hello."}]
  }'

Questions

What is Longcat 2.5 Preview?
Longcat 2.5 Preview is a model from Meituan.
How much does Longcat 2.5 Preview cost?
Offers now ask $0.787 per million input tokens and $3.097 per million output tokens. A job pays for the tokens it uses. The exchange picks the cheapest eligible offer.
What is the context length of Longcat 2.5 Preview?
The largest offer takes 1,000,000 input tokens. A smaller offer can take less. The exchange skips an offer that cannot take your message.
What can Longcat 2.5 Preview do?
Its providers list Vision, Reasoning effort, JSON object, JSON schema, Frequency penalty, Logit bias, Log probabilities, Min-p sampling, Presence penalty, Repetition penalty, Seed, Stop sequences, Top-k sampling, Top-p sampling, Text, Tools.
What inputs and outputs does Longcat 2.5 Preview support?
Text · Images → Text.
Which providers serve Longcat 2.5 Preview?
1 independent provider quote it now, with 1 offer. The table above ranks them by the cost of a typical job.
How do I call Longcat 2.5 Preview?
Send "longcat-2.5-preview" as the model in an OpenAI or Anthropic request. The API section links to setup steps for each client.
When was Longcat 2.5 Preview listed?
The exchange first listed it on 10/5/2026. This is not its release date.

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