Models

grok-4.5 vs qwen3.8-max

Output tokens cost $6.00 per million on grok-4.5 and $5.07 per million on qwen3.8-max. Input tokens cost $2.00 per million on grok-4.5 and $1.69 per million on qwen3.8-max. Cached input tokens are billed at $0.50 per million on grok-4.5 and $0.17 per million on qwen3.8-max. Context windows are 1,000,000 tokens on grok-4.5 and 991,000 tokens on qwen3.8-max. First-token latency measured on AIHubMix is 1.8s on grok-4.5 and 3.5s on qwen3.8-max. Measured output throughput is 38.4 tokens/s on grok-4.5 and 36.9 tokens/s on qwen3.8-max. On the LMArena coding leaderboard grok-4.5 scores 1520 and qwen3.8-max scores 1530.

Grokgrok-4.5Qwenqwen3.8-max
Grok
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$2.00 /M
Output$6.00 /M
Qwen
qwen3.8-max
Qwen · text → text

Qwen 3.8 Max(qwen3.8-max) is Alibaba Cloud’s flagship native vision-language model, built on a 2.4-trillion-parameter Mixture-of-Experts (MoE) architecture and supporting context windows of up to 1 million tokens. It is well suited for complex multimodal understanding, advanced reasoning, software development, agentic workflows, and long-context processing. At a similar price to Qwen3.7-Max, Qwen3.8-Max delivers significant improvements in reasoning, coding, and agent capabilities, with overall performance comparable to today’s leading models.

Input$1.69 /M
Output$5.07 /M

Specs & Pricing

Prices are per million tokens. Latency and throughput are rolling averages measured on AIHubMix.

grok-4.5
qwen3.8-max
Input price
$2.00
$1.69
Output price
$6.00
$5.07
Cache read
$0.50
$0.17
Context window
1,000,000
991,000
Max output
1,000,000
128,000
Latency (first token)
1.8 s
3.5 s
Throughput
38.4 TPS
36.9 TPS
Modalities
textimage
text
Features
thinkingtoolsfunction callingstructured outputslong context
toolsfunction callingstructured outputsweblong contextthinking
Endpoints

Promotional prices show the discounted rate; see each model page for promotion windows.

Usage on AIHubMix last 30 days

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

grok-4.5qwen3.8-max

Tokens / day

-

Requests / day

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Live Performance last 3 days

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

grok-4.5qwen3.8-max

Throughput (TPS)

-

Latency (s)

-

Uptime (%)

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Arena Scores

LMArena ratings by capability (Bradley-Terry, commonly called Elo). Higher is better.

Text
grok-4.5qwen3.8-max
14201460150015401580
Overall
14691496
Coding
15201530
Math
14881488
Hard prompts
14911518
Instruction following
14631486
Multi-turn
14721507
Creative writing
14481493
Longer query
14831510
Chinese
15251560
English
14741503
Vision
grok-4.5qwen3.8-max
126013001340
Overall
12821305
OCR
12951319
Diagram
13221331
Homework
13251341
WebDev Arena
grok-4.5qwen3.8-max
1480156016401720
Overall
15491668
React
15501684
HTML
15931610
Gaming
15831740
Simulations
15981667
Data analytics
15141585

Source: LMArena (arena.ai) leaderboard, imported by AIHubMix. Models without published ratings are omitted per chart.

Cost Calculator

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

qwen3.8-max
$177 /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-max?

qwen3.8-max: $5.07/M output tokens; grok-4.5: $6.00/M. Use the cost calculator above to estimate your own workload.

How do their coding arena scores compare?

qwen3.8-max: 1530; grok-4.5: 1520 (LMArena coding leaderboard).

Which responds faster?

grok-4.5: 1.8s first-token latency measured on AIHubMix; see the live performance charts above for how each model behaves across the day.

How large is each context window?

grok-4.5 accepts 1,000,000 and qwen3.8-max accepts 991,000 input tokens. Maximum output per request is 1,000,000 tokens on grok-4.5 and 128,000 tokens on qwen3.8-max.

Which one generates tokens faster?

grok-4.5 at 38.4 tokens/s and qwen3.8-max at 36.9 tokens/s, measured as output throughput on AIHubMix — a separate metric from first-token latency.

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-max accepts text input and supports tool calling, function calling, structured outputs, web search, long context and thinking.

Can I call grok-4.5 and qwen3.8-max 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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