Meituan: LongCat-2.0

About LongCat-2.0

Meituan LongCat-2.0 — 1.6T-parameter open MoE model with native 1M context, built for agentic coding and long-horizon tool use. Text-only reasoning model.

Quickstart

Copy-paste API request.

curl -X POST https://api.chinaapi-ru.com/v1/chat/completions \
  -H "Authorization: Bearer sk-..." \
  -H "Content-Type: application/json" \
  -d '{
    "model": "LongCat-2.0",
    "messages": [
      {"role": "user", "content": "Summarize the main tradeoffs for this API workload."}
    ]
  }'

from openai import OpenAI

client = OpenAI(
    api_key="sk-...",
    base_url="https://api.chinaapi-ru.com/v1",
)

response = client.chat.completions.create(
    model="LongCat-2.0",
    messages=[
        {"role": "user", "content": "Summarize the main tradeoffs for this API workload."}
    ],
)
print(response.choices[0].message.content)