Qwen3.8 Flash-Next

by Alibaba

Released 12 days after Qwen3.8 27B · All Alibaba releases

Qwen3.8 Flash-Next is a natively multimodal MoE model from Alibaba with 125B total / 6B active parameters and a 256K context window. It targets frontier-grade coding and agentic work at very low active-parameter cost (Artificial Analysis intelligence index 55.8, coding index 73.1).

Key info

Input
Output
Features
Context window
262K
Max output
Input price
$0.20 /1M
Output price
$0.50 /1M
Released
  • EU residency available
  • Zero data retention on pay-as-you-go
  • No training by default
  • GDPR DPA available

Available routes

Qwen3.8 Flash-Next runs on 1 route through the Opper gateway. Compare residency, ZDR, and training posture at a glance — full data-handling detail per route below.

ProviderRegionZero data retentionTrainingInputOutput
EUZero data retentionNo$0.20$0.50

Data handling per route

Each route hosting Qwen3.8 Flash-Next has its own privacy posture, residency, and GDPR terms. Postures are maintained by Opper with a last-verification timestamp.

TensorX European Union🇪🇺

Zero data retention is on by default on Pay-as-you-go — no action required. No training on customer data. EU; DPA available.

Zero data retention
On by default on Pay-as-you-go. Derived from the logging and moderation facts.
Training
No training on customer data.
Logging
None
Moderation
Not established
Caching
Not established
Subprocessor access
Not established
GDPR DPA
DPA available
Transfer mechanism
Not applicable — data stays in EU

Benchmarks

Independent benchmark scores — composite indices for reasoning, coding, and math, plus individual eval scores where available.

Global rank#35 of 636 LLMs
TierStrong
Output speed53 tok/s
First token1.42s
Intelligence Index39.9
Coding Index73.1
Reasoning & knowledge
GPQA Diamond
92%
Humanity's Last Exam
38%
Long-context reasoning
80%
Coding
SciCode
51%

Get started

Call Qwen3.8 Flash-Next through the Opper gateway with one API key. Let your coding agent set it up, or call it directly — Opper is drop-in compatible with the OpenAI, Anthropic, and Google AI SDKs.

Set it up with your agent

Copy this and paste it into a coding agent like Claude Code, Cursor or Codex and it'll wire up Opper for you.

Or call it directly

import OpenAI from "openai";
const client = new OpenAI({
apiKey: process.env.OPPER_API_KEY,
baseURL: "https://api.opper.ai/v3/compat",
});
const completion = await client.chat.completions.create({
model: "tensorx/qwen/qwen3.8-flash-next",
messages: [{ role: "user", content: "Hello" }],
});
console.log(completion.choices[0].message.content);

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Side-by-side on privacy, EU hosting, pricing, and benchmarks.

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