Longcat 2.0 API Pricing

Longcat 2.0 pricing by provider

1 listing across 1 provider. Token prices are in US dollars per 1M tokens. The highlighted row is the price quoted above.

What Longcat 2.0 costs in practice

1,000 requests with 2,000 input and 500 output tokens each

100 long-document requests with 100,000 input and 2,000 output tokens each

Longcat 2.0 features

• Function calling
• Reasoning
• Prompt caching

Use Longcat 2.0 with LiteLLM

Call Longcat 2.0 through the LiteLLM Python SDK, or put it behind the LiteLLM proxy and send OpenAI-format requests to /v1/chat/completions. LiteLLM tracks the cost of every request at these prices.

from litellm import completion

response = completion(
    model="aihubmix/longcat-2.0",
    messages=[{"role": "user", "content": "Hello!"}],
)

model_list:
  - model_name: longcat-2.0
    litellm_params:
      model: aihubmix/longcat-2.0
      # credentials: see the provider's LiteLLM docs page

curl http://0.0.0.0:4000/v1/chat/completions \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer sk-1234" \
  -d '{
    "model": "longcat-2.0",
    "messages": [{"role": "user", "content": "Hello!"}]
  }'

Longcat 2.0 FAQ