Models

Grok 4.5 vs Qwen3.8 27B

Compare Grok 4.5 from Grok and Qwen3.8 27B from Qwen on key metrics including benchmarks, price, context length, and other model features. Access both models and hundreds of others through the AIHubMix API.

GrokGrok 4.5QwenQwen3.8 27B
Grok logo
Grok 4.5
Grok · text, image → text

Grok 4.5 was trained on datasets spanning knowledge in coding, science, engineering, and math. With both intelligent and efficient reasoning, Grok 4.5 excels at real engineering tasks and exceeds comparable leading models at these tasks.

Input$2 /M
Output$6 /M
Cache read$0.5 /M
Qwen logo
Qwen3.8 27B
Qwen · text, image, video → text

qwen3.8-27b is Qwen's open-weight dense vision-language model, designed for coding, professional workflows, research, multimodal interaction, and long-running agent tasks. It supports text and image inputs with an extensive 1,000,000-token context length and flexible thinking capabilities.

Input$0.2 /M
Output$2.5 /M
Cache read$0.05 /M

Pricing & Specifications

Prices are per million tokens. Time to First Token and throughput are rolling averages measured on AIHubMix.

Grok 4.5
Qwen3.8 27B
Input /M
$2
$0.2
Output /M
$6
$2.5
Cache read /M
$0.5
$0.05
Context length
500,000
1,000,000
Max output
500,000
131,072
Time to First Token
5.9 s
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Throughput
31.5 tok/s
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Modalities
textimage
textimagevideo
Supported Parameters
thinkingtoolsfunction callingstructured outputslong context
API Formats
Released
July 2026
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Promotional prices show the discounted rate; see each model page for promotion windows.

Activity Past 30 Days

Daily traffic served through AIHubMix — how demand for each model is trending.

grok-4.5qwen3.8-27b

Tokens / day

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Requests / day

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Performance Past 3 Days

Measured on real AIHubMix traffic, hourly buckets. Gaps mean no traffic in that hour.

grok-4.5qwen3.8-27b

Throughput (tok/s)

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TTFT (s)

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Uptime (%)

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Cost calculator

Estimate your monthly bill for the same workload on each model.

Qwen3.8 27B
$49.50 /mo
Grok 4.5
$210 /mo

Monthly = daily × 30. Discounted rates applied where a promotion is active.

FAQ

Which is cheaper: Grok 4.5, Qwen3.8 27B?

Qwen3.8 27B: $2.5/M output tokens; Grok 4.5: $6/M. Use the cost calculator above to estimate your own workload.

How large is each context window?

Grok 4.5 accepts 500,000 and Qwen3.8 27B accepts 1,000,000 input tokens. Maximum output per request is 500,000 tokens on Grok 4.5 and 131,072 tokens on Qwen3.8 27B.

What inputs and capabilities does each model support?

Grok 4.5 accepts text and image input and supports thinking, tool calling, function calling, structured outputs and long context; Qwen3.8 27B accepts text, image and video input.

Can I call Grok 4.5 and Qwen3.8 27B with the same API key?

Yes. AIHubMix serves every model on this page behind one OpenAI-compatible endpoint, so switching between them is a one-line change to the model field — no second account, key or SDK.

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