Qwen3.8开源模型
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概述
Qwen3.8-2.4T-A95B 是千问最新旗舰系列的开源版本,2026 年 8 月发布。采用稀疏 MoE 架构,总参数 2.4 万亿,每步激活约 950 亿,配合混合注意力机制,支持 100 万 Token 上下文。核心基准:GPQA Diamond 92.6、PaperBench 93.0、OSWorld 86.1、BabyVision 82.0,CodeArena 全球第 4。
输入
文本
输出
文本
功能
定价
- 输入¥12/M tokens
- 输出¥36/M tokens
- 输入(缓存命中)¥1.5/M tokens
- 显式缓存创建¥15/M tokens
- 显式缓存命中¥1/M tokens
速率限制与上下文
- 最大输入991K
- 最大输出131K
- 最大输入(思考模式)983K
- 最大输出(思考模式)131K
- 上下文1M
- 最大思维链131K
- TPM每分钟 Token 数5M
API 参考
调用API复制成功!
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from openai import OpenAI
import os
client = OpenAI(
# 如果没有配置环境变量,请用阿里云百炼API Key替换:api_key="sk-xxx"
api_key=os.getenv("DASHSCOPE_API_KEY"),
base_url="https://maas.qianwenaiapi.com/compatible-mode/v1",
)
messages = [{"role": "user", "content": "你是谁"}]
completion = client.chat.completions.create(
model="qwen3.8-2.4t-a95b", # 您可以按需更换为其它深度思考模型
messages=messages,
extra_body={"enable_thinking": True},
stream=True
)
is_answering = False # 是否进入回复阶段
print("\n" + "=" * 20 + "思考过程" + "=" * 20)
for chunk in completion:
if not chunk.choices:
continue
delta = chunk.choices[0].delta
if hasattr(delta, "reasoning_content") and delta.reasoning_content is not None:
if not is_answering:
print(delta.reasoning_content, end="", flush=True)
if hasattr(delta, "content") and delta.content:
if not is_answering:
print("\n" + "=" * 20 + "完整回复" + "=" * 20)
is_answering = True
print(delta.content, end="", flush=True)123456789101112131415161718192021222324252627282930
from openai import OpenAI
import os
client = OpenAI(
# 如果没有配置环境变量,请用阿里云百炼API Key替换:api_key="sk-xxx"
api_key=os.getenv("DASHSCOPE_API_KEY"),
base_url="https://maas.qianwenaiapi.com/compatible-mode/v1",
)
messages = [{"role": "user", "content": "你是谁"}]
completion = client.chat.completions.create(
model="qwen3.8-2.4t-a95b", # 您可以按需更换为其它深度思考模型
messages=messages,
extra_body={"enable_thinking": True},
stream=True
)
is_answering = False # 是否进入回复阶段
print("\n" + "=" * 20 + "思考过程" + "=" * 20)
for chunk in completion:
if not chunk.choices:
continue
delta = chunk.choices[0].delta
if hasattr(delta, "reasoning_content") and delta.reasoning_content is not None:
if not is_answering:
print(delta.reasoning_content, end="", flush=True)
if hasattr(delta, "content") and delta.content:
if not is_answering:
print("\n" + "=" * 20 + "完整回复" + "=" * 20)
is_answering = True
print(delta.content, end="", flush=True)