Atlas / Models / Qwen / Qwen: Qwen3.8 27B

Qwen: Qwen3.8 27B✓ Catalog verified

qwen/qwen3.8-27b

Qwen3.8 27B is an open-weight dense vision-language model from Qwen. It is suited for coding, professional workflows, research, multimodal interaction, and long-running agent tasks, with flexible thinking that can be...

Input price
$0.45 /1M
Output price
$3.20 /1M
Context
262K
Modalities
textimagevideo
Released
Aug 14, 2026
Tool calling
Atlas signal
87/100
01

Overview

Qwen3.8 27B is an open-weight dense vision-language model from Qwen. It is suited for coding, professional workflows, research, multimodal interaction, and long-running agent tasks, with flexible thinking that can be...

Access: available through the official Qwen API. Context window: 262K.

Pricing and metadata from the ModelsAtlas catalog.Last refreshed Aug 15, 2026
02

Specifications

API identifierqwen/qwen3.8-27b
ProviderQwen
Model typeMultimodal LLM
Context window262K catalog
Input modalitiestext · image · video
Output modalitiestext
ReleasedAug 14, 2026
TokenizerQwen
ModeratedNo
Architecture modalitytext+image+video->text
Supported parameters
frequency_penaltyinclude_reasoninglogprobsmax_tokenspresence_penaltyreasoningreasoning_effortrepetition_penaltyresponse_formatseedstopstructured_outputstemperaturetop_ktop_logprobstop_p
Source: provider documentation + catalog feedMethodology →

API defaults

Default parameters
{
  "top_k": 20,
  "top_p": 0.95,
  "temperature": 1
}
03

Pricing

Live pricing components for qwen/qwen3.8-27b as published in the catalog.

$0.45
Input /1M
$3.20
Output /1M
Per request
Per image
Pricing componentRaw unit priceNormalizedUnit
Prompt tokens$4.5e-7$0.45 / 1MPer input token
Completion tokens$0.0000032$3.20 / 1MPer output token
Request feeN/AN/APer request
Image feeN/AN/APer image unit
Web search feeN/AN/APer search request
Source: catalog pricing feedCompare all pricing →Cheapest models →
04

Cost calculator

Estimate monthly spend from your own token volumes.

Scale / Volume

Estimated Total Cost

$0.87Calculated from current list pricing in the ModelsAtlas catalog.
05

Capabilities

CapabilityStatusWhat it means
Visual Understanding✓ SupportedImage and document analysis support
Audio ProcessingNot advertisedSpeech and voice aligned flows
Tool CallingNot advertisedSupports tools / function calling
Self-Hosting✓ SupportedDeploy outside managed APIs
Derived from catalog capability tags and supported parameters
06

Capability signals

Directional signals derived from model metadata and capability tags — not official benchmark submissions.

Qwen: Qwen3.8 27B
MMLU Signal (Reasoning)
91signal
Coding Signal (HumanEval proxy)
82signal
Math Signal (GSM8K proxy)
83signal
Science Signal (GPQA proxy)
91signal
Estimated from metadata — not an official benchmark runAll benchmarks →Methodology →
07

Quick start

Call Qwen: Qwen3.8 27B through an OpenAI-compatible client.

from openai import OpenAI

client = OpenAI(
    base_url="https://openrouter.ai/api/v1",
    api_key="YOUR_API_KEY"
)

response = client.chat.completions.create(
    model="qwen/qwen3.8-27b",
    messages=[{"role": "user", "content": "Explain quantum physics."}]
)

print(response.choices[0].message.content)
08

Alternatives

Closest models by context window from a different provider.

09

Sources & attribution

Pricing and metadata are maintained in the ModelsAtlas catalog.

Capability bars use metadata tags — directional estimates onlyHow we source and verify data →
10

Frequently asked questions

How much does Qwen: Qwen3.8 27B cost?

$0.45 per 1M input tokens and $3.20 per 1M output tokens on the official Qwen API.

What is the context window of Qwen: Qwen3.8 27B?

Qwen: Qwen3.8 27B supports up to 262K tokens of context.

Does Qwen: Qwen3.8 27B support tool / function calling?

Qwen: Qwen3.8 27B does not advertise first-class tool/function calling. Check vendor docs for the latest capabilities.

How do I access Qwen: Qwen3.8 27B?

Use the official Qwen API with the model id `qwen/qwen3.8-27b`. See the Quick start section above for code examples.