Qwen3.8 27B

AlibabaMCP Tool CallReasoning

alibaba/qwen3.8-27bOpen Weights

Dense 27B vision-language model for coding, agent tasks, and image and video understanding

Benchmark Pricing$0.10 / 1M in$0.40 / 1M out$0.04 cache read

Context: 262,144 tokens•Max Output: 32,768 tokens•Released: 2026-08-14

TECHNICAL SPECIFICATIONS

Context Window262,144262.1K tokens

Max Output32,76832.8K tokens

LicenseOpen SourceSelf-hostable

Input Modalities

TextVisionVideo

Function / Tool CallingSupported (MCP Ready)

Structured OutputsGuaranteed Schema

MODEL CONTEXT PROTOCOL (MCP) READINESS

✓ Qwen3.8 27B natively supports OpenAI / Anthropic format tool calling and is fully compatible with MCP servers and agent loops.

MCP Context Window Recommendations

With a context capacity of 262,144 tokens, this model can handle moderately large MCP tool definitions and multi-turn conversation logs comfortably.

STANDARDIZED BENCHMARKS & EVALS

SWE-bench Proresolved

61.7

Terminal-Benchscore

NL2Reposcore

42.3

DeepSWEscore

42.2

QwenSWEBenchavg@3

CoWorkBenchscore

70.7

JobBenchscore

33.4

Agents' Last Exampass@1

20.4

Agents' Last Examscore

42.9

IFBenchscore

79.5

GPQA Diamondscore

89.2

Humanity's Last Examscore

30.8

LiveCodeBenchscore

90.3

OSWorld-Verifiedscore

84.3

WebArena-Verifiedscore

64.8

AndroidWorldscore

81.9

SWE-MMscore

38.6

RealWorldQAscore

85.9

ERQAscore

65.5

RecreationBenchscore

47.1

ClawEval-MMpass@3

57.4

ClawEval-MMaverage score

56.9

Vision2Webscore

62.9

MathVisionscore

94.6

BabyVisionscore

65.7

BabyVisionscore

85.6

CharXiv Reasoningscore

83.7

CharXiv Reasoningscore

90.2

OmniDocBenchscore

91.1

API CALL INVOCATION EXAMPLE

// Example: Calling Qwen3.8 27B via OpenAI SDK
import OpenAI from "openai";

const client = new OpenAI({
  apiKey: process.env.ALIBABA_API_KEY,
});

const response = await client.chat.completions.create({
  model: "alibaba/qwen3.8-27b",
  messages: [{ role: "user", content: "Hello! Can you inspect MCP tools?" }],
});

console.log(response.choices[0].message.content);