---
id: "qwen/qwen3.8-max-prime"
also: ["qwen/qwen3.8-max-prime-20260923", "vercel/alibaba/qwen3.8-max-prime"]
cheapest_list_usd_per_m: "4.0 in, 12.0 out, at alibaba on openrouter"
cheapest_effective_usd_per_m: "0.8107 in, 12.0 out, at alibaba on vercel"
context: 1000000
max_output: 131072
input: ["text", "image", "video"]
output: ["text"]
released: "2026-09-23"
reasoning: ["xhigh", "high", "medium", "low", "minimal"]
api: ["/api/v1/chat/completions", "/api/v1/completions", "/api/v1/messages", "/api/v1/responses"]
params: ["frequency_penalty", "include_reasoning", "logprobs", "max_tokens", "presence_penalty", "reasoning", "reasoning_effort", "response_format", "seed", "stop", "structured_outputs", "temperature", "tool_choice", "tools", "top_k", "top_logprobs", "top_p"]
endpoints: 2
gateways: "openrouter (1), vercel (1)"
no_training: 2
trains: 0
retains_prompts: 1
---
# Qwen: Qwen3.8 Max Prime

Qwen 3.8 Max Prime is the high-speed edition of Qwen 3.8 Max, retaining its 2.4-trillion-parameter MoE architecture and full capabilities while delivering 1.5–2× higher output throughput. Built for coding, office automation, and long-running agent workflows, it supports autonomous multi-day development, professional knowledge work, and visual understanding with a 1M-token context window.