Qwen · Frontier

Qwen3.8 Max

Added Aug 3, 2026

Qwen3.8 Max is Qwen's 2.4T-parameter flagship model for coding, knowledge work, full-stack development, data analysis, and long-running agent workflows in non-thinking mode. It supports text, image, video, PDF input, tool calling, structured output, and a near-million-token context window.

Tools
Vision
Structured output
PDF input
Video input

Input: Text, Images, Video
Output: Text
Discovery tier: Frontier

Pricing

USD per 1M tokens

Input: $2.00
Output: $6.00
Cache read: $0.25
Cache write: $2.50

Reference prices as published by the model provider. API example

Specifications

Context window: 991K
Max output: 65.5K

Side by side

Qwen3.8 Max compared

Specifications, prices, speed and benchmark scores next to each other. Benchmarks below show every compared model too.

Limits
	Qwen3.8 MaxQwenThis model	Qwen3.6 Max PreviewQwenRemove
Provider	Qwen	Qwen
Discovery tier	Frontier	Balanced
Added	Aug 3, 2026	Apr 20, 2026
Context window	991KBest	245.76K
Max output	65.54K	65.54K
Pricing, USD per 1M tokens
Input	$2.00	$1.04Best
Output	$6.00Best	$6.24
Cache read	$0.25	—
Cache write	$2.50	—
Performance
Request success (24h)	98.7%	—
Capabilities
Tools	Yes	No
Vision	Yes	No
Structured output	Yes	No
PDF input	Yes	No
Video input	Yes	No
Reasoning effort	—	—

Public evaluations

Benchmarks

There are no public benchmark results for these models yet.

Live routing data

Performance and reliability

Recent averages across requests routed for this model. Your own speed depends on prompt length, reasoning effort and load.

Prompt cache hits: 89.0%; About $0.44 per 1M input tokens with caching
Request success (24h): 98.7%; Reliable

Cache hits are the share of input tokens recently served from a prompt cache across all requests. They are not a forecast of your own hit rate.

Hourly request success · last 72 hoursLowest hour 33.3%

Healthy (98% or more)
Degraded (90–98%)
Down (under 90%)
No requests

Developers

Use it through the API

Noumen’s API is OpenAI-compatible: any Chat Completions client works with a base URL and a key.

Read the quickstart

curl https://www.noumen.xyz/api/v1/chat/completions \
  -H "Authorization: Bearer $NOUMEN_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "qwen/qwen3.8-max",
    "messages": [{ "role": "user", "content": "Explain this stack trace." }]
  }'

import os
from openai import OpenAI

client = OpenAI(base_url="https://www.noumen.xyz/api/v1", api_key=os.environ["NOUMEN_API_KEY"])
reply = client.chat.completions.create(
    model="qwen/qwen3.8-max",
    messages=[{"role": "user", "content": "Explain this stack trace."}],
)
print(reply.choices[0].message.content)

Qwen

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