Qwen3.6-27B

Text

Dense open-weight Qwen3.6 vision model for agentic coding; 256K context; OpenAI-compatible API

Input $0.60 / 1M tokens | Output $3.60 / 1M tokens Qwen3.6-27B API reference →

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runapi.ai

# Base URL
https://runapi.ai

# Endpoints
POST /v1/chat/completions
POST /v1/responses
POST /v1/messages
POST /v1beta/models/qwen3.6-27b:generateContent
POST /v1beta/models/qwen3.6-27b:streamGenerateContent

curl https://runapi.ai/v1/chat/completions \
  -H "Authorization: Bearer $RUNAPI_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
  "model": "qwen3.6-27b",
  "messages": [
    {
      "role": "user",
      "content": "Read this screenshot of a failing dashboard, explain what the error message means, and suggest the code change that would fix it."
    }
  ]
}'

from openai import OpenAI

client = OpenAI(
    base_url="https://runapi.ai/v1",
    api_key="your-runapi-key"
)

response = client.chat.completions.create(
    model="qwen3.6-27b",
    messages=[{"role": "user", "content": "Read this screenshot of a failing dashboard, explain what the error message means, and suggest the code change that would fix it."}]
)

import OpenAI from "openai";

const client = new OpenAI({
  baseURL: "https://runapi.ai/v1",
  apiKey: "your-runapi-key"
});

const response = await client.chat.completions.create({
  model: "qwen3.6-27b",
  messages: [{ role: "user", content: "Read this screenshot of a failing dashboard, explain what the error message means, and suggest the code change that would fix it." }]
});

https://runapi.ai 5 endpoints

9 versions available

OVERVIEW

What Qwen3.6-27B is built for

Qwen3.6-27B is a dense native vision-language model from Alibaba Qwen, released with open weights under Apache 2.0 on April 22, 2026. It is built on Qwen3.5-27B. Qwen reports flagship-level agentic coding that surpasses Qwen3.5-397B-A17B, plus stronger STEM reasoning, spatial intelligence, OCR, and video understanding.

It has thinking and non-thinking modes and adds a mechanism Qwen calls Thinking Preservation. The context window is 262,144 tokens, with up to 65,536 output tokens. Alibaba lists function calling and structured outputs as supported.

On RunAPI, call qwen3.6-27b through the OpenAI-compatible Chat Completions endpoint (/v1/chat/completions) with an OpenAI SDK pointed at https://runapi.ai/v1. Images go in image_url parts inside messages[].content[], and tools use the standard OpenAI tools format.

Model ID

qwen3.6-27b

Released

April 22, 2026

Architecture

Dense, 27B parameters, Apache 2.0 weights

Context window

262,144 tokens

Max output

65,536 tokens

Thinking

Hybrid (thinking and non-thinking modes)

Endpoint on RunAPI

OpenAI Chat Completions, text and image input

Playground

Try Qwen3.6-27B

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Specifications

Provider	Alibaba
Model ID	qwen3.6-27b
Modality	Text
Task types	Synchronous
API endpoint	/v1/chat/completions
	/v1/responses

	/v1/messages
	/v1beta/models/qwen3.6-27b:generateContent
	/v1beta/models/qwen3.6-27b:streamGenerateContent
Billing unit	1K tokens
Catalog status	Operational

HOW IT WORKS

Use This Model in 3 Steps

Get Your Key

Sign up for free and create an API key for qwen3.6-27b from the dashboard.
Send a Request

POST to /v1/chat/completions with the qwen3.6-27b model slug and your parameters.
Get Results

Read the completed qwen3.6-27b response directly from the endpoint.

What this model offers

Endpoint coverage

Exposes 1 public endpoint(s): chat_completion.

Usage-based billing

Metered by 1K tokens with no subscription requirement.

Qwen3.6-27B Pricing

Endpoint

Price

chat_completion

Input: $0.60 / 1M tokens Output: $3.60 / 1M tokens

API REFERENCE

Endpoint Specification

Endpoint: POST /v1/chat/completions
Model ID: qwen3.6-27b
Task Types: chat_completion

Request parameters

No request parameters are published for this endpoint.

USE CASES

Customer support

Answer customer questions from a private knowledge base, reducing ticket volume.

Document analysis

Draft contract summaries and flag key clauses for attorney review.

Code generation

Auto-generate unit tests, code reviews, and refactoring suggestions in CI.

Trusted by developers

API Calls / Day

100.0%

Success Rate

7.9s

Avg Generation

Verified customer feedback is not available for this model yet.

FAQ

Frequently asked questions about Qwen3.6-27B

How does Qwen3.6-27B compare with Qwen3.5-397B-A17B?

Qwen reports that the 27B dense model surpasses the Qwen3.5 flagship in agentic coding. Both have a 262,144-token context window and accept images. Compare them on your own coding tasks before you switch.

Should I use Qwen3.6-27B or Qwen3.6-35B-A3B?

Qwen3.6-27B is dense, so all 27B parameters run for every token. Qwen3.6-35B-A3B is a Mixture-of-Experts model that activates 3B parameters per token. Qwen positions the 27B model for flagship-level agentic coding.

What improved from Qwen3.5-27B?

Qwen3.6-27B is built on Qwen3.5-27B. Qwen reports better agentic coding, STEM reasoning, spatial intelligence, OCR, and video understanding.

Does Qwen3.6-27B support tool calling on RunAPI?

Yes. Alibaba lists function calling as supported. Send tools in the OpenAI format on Chat Completions and the model returns tool_calls.

How do I select qwen3.6-27b?

Pass the model ID shown in the quickstart.

What's the rate limit on this variant?

Per-key rate limits scale with your usage tier. The pricing page shows current limits. If you need higher throughput, contact support to discuss tier upgrades.

Can I switch variants later?

Yes. Variant is a parameter in the request. Switch by changing the model ID — no code changes, no re-authentication, no separate billing setup. All variants share the same API key and request shape.

Does it stream?

Where streaming is available, RunAPI streams end-to-end. LLM models support token-level streaming. Media models use async task polling or webhook callbacks for result delivery.

Where do I report quality issues?

Open an issue on the public GitHub repo or email support at [email protected]. Include the task ID and model ID so the team can investigate the specific generation.

Do I need a separate provider account?

No. Your RunAPI API key is enough to access this variant and every other model in the catalog. You do not need accounts with the underlying provider.

Building with a team?

We're here to help with enterprise setup, integrations, and technical questions.