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Qwen3.8 Max

Alibaba's flagship MoE, built for coding and long-horizon agents.

Qwen3.8 Max is the flagship 2.4-trillion-parameter model in Alibaba's Qwen3.8 series, with native visual understanding and strength at coding, professional work, and long-horizon autonomous agent tasks.

  • Agentic coding
  • Professional work
  • Vision
Get your API keyTry in playgroundCompare models

Model details

Context window
984K tokens
Max output
131K tokens
Input
Text, images
Output
Text
Capabilities
Reasoning, Vision, Tool calling, Streaming, JSON output
Interfaces
OpenAI-style Chat Completions, Anthropic-style Messages, OpenAI-style Responses

Pricing

Prices use the units shown below. No gateway fees. Usage, size and model options may affect the total.

Qwen3.8 Max pricing.
MetricPrice
/ 1M input tokens$2
/ 1M output tokens$6
/ 1M cached input tokens$0.25
/ 1M cache write tokens (5 min)$2.5
/ web search$0.01

Why teams pick it

  • Flagship 2.4T-parameter mixture of experts
  • Native visual understanding
  • Built for long-horizon autonomous agents

Call Qwen3.8 Max

Qwen3.8 Max answers on any of the APIs below — pick the one your code already speaks and just swap in your Cloakray key.

/v1/chat/completionsOpenAI-style Chat Completions · openai SDK or plain HTTP
curl https://api.cloakray.com/v1/chat/completions \
  -H "Authorization: Bearer ckr_..." \
  -H "Content-Type: application/json" \
  -d '{
  "model": "qwen3.8-max",
  "messages": [
    {
      "role": "user",
      "content": "Hello"
    }
  ]
}'
/v1/messagesAnthropic-style Messages · @anthropic-ai/sdk SDK or plain HTTP
curl https://api.cloakray.com/v1/messages \
  -H "Authorization: Bearer ckr_..." \
  -H "Content-Type: application/json" \
  -d '{
  "model": "qwen3.8-max",
  "max_tokens": 1024,
  "messages": [
    {
      "role": "user",
      "content": "Hello"
    }
  ]
}'
/v1/responsesOpenAI-style Responses · openai SDK or plain HTTP
curl https://api.cloakray.com/v1/responses \
  -H "Authorization: Bearer ckr_..." \
  -H "Content-Type: application/json" \
  -d '{
  "model": "qwen3.8-max",
  "input": "Hello"
}'

Conversation compaction is also available at POST /v1/responses/compact.

More from Alibaba

Qwen-Audio-3.0-TTS FlashQwen-Audio-3.0-TTS Flash for Speech generation.$15 / 1M charactersQwen-Audio-3.0-TTS PlusQwen-Audio-3.0-TTS Plus for Speech generation.$20 / 1M charactersQwen FlashQwen Flash for OpenAI-style Chat Completions, Anthropic-style Messages, OpenAI-style Responses.$0.05 / 1M input tokens · $0.4 / 1M output tokens · See all rates on the model page