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Grok 4.5 vs Meta Llama 3 8B

Compare Grok 4.5 from Grok and Meta Llama 3 8B from Llama on key metrics including benchmarks, price, context length, and other model features. Access both models and hundreds of others through the AIHubMix API.

GrokGrok 4.5LlamaMeta Llama 3 8B
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
Llama logo
Meta Llama 3 8B
Llama · → text

Input$0.548 /M
Output$0.548 /M

Pricing & Specifications

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

Grok 4.5
Meta Llama 3 8B
Input /M
$2
$0.548
Output /M
$6
$0.548
Cache read /M
$0.5
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Context length
500,000
0
Max output
500,000
0
Time to First Token
4.4 s
-
Throughput
34.2 tok/s
-
Modalities
textimage
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-4.5meta-llama-3-8b

Tokens / day

-

Requests / day

-

Performance Past 3 Days

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

grok-4.5meta-llama-3-8b

Throughput (tok/s)

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TTFT (s)

-

Uptime (%)

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LMArena Benchmarks

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

Text
grok-4.5meta-llama-3-8b
11401240134014401540
Overall
12231471
Coding
12521523
Math
11921479
Hard prompts
12181495
Instruction following
11911466
Multi-turn
12051476
Creative writing
11961451
Longer query
12061487
Chinese
11661512
English
12651476

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.

Meta Llama 3 8B
$41.10 /mo
Grok 4.5
$210 /mo

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

FAQ

Which is cheaper: Grok 4.5, Meta Llama 3 8B?

Meta Llama 3 8B: $0.548/M output tokens; Grok 4.5: $6/M. Use the cost calculator above to estimate your own workload.

How do their coding arena scores compare?

Grok 4.5: 1523; Meta Llama 3 8B: 1252 (LMArena coding leaderboard).

Can I call Grok 4.5 and Meta Llama 3 8B 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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