Compare · ModelsLive · 2 picked · head to head
Llama 3.1 8B Instruct vs Meta Llama 3 8B Instruct
Side by side · benchmarks, pricing, and signals you can act on.
Winner summary
Llama 3.1 8B Instruct wins on 5/6 benchmarks
Llama 3.1 8B Instruct wins 5 of 6 shared benchmarks. Leads in general · knowledge · math.
Category leads
general·Llama 3.1 8B Instructknowledge·Llama 3.1 8B Instructlanguage·Meta Llama 3 8B Instructmath·Llama 3.1 8B Instructreasoning·Llama 3.1 8B Instruct
Hype vs Reality
Attention vs performance
Llama 3.1 8B Instruct
#275 by perf·#18 by attention
Meta Llama 3 8B Instruct
#160 by perf·no signal
Best value
Llama 3.1 8B Instruct
Llama 3.1 8B Instruct
968.0 pts/$
$0.03/M
Meta Llama 3 8B Instruct
n/a
no price
Vendor risk
Who is behind the model
Meta AI
$1.87T·Tier 1
Meta AI
$1.87T·Tier 1
Head to head
6 benchmarks · 2 models
Llama 3.1 8B InstructMeta Llama 3 8B Instruct
BBH (HuggingFace)
Llama 3.1 8B Instruct leads by +1.0
Llama 3.1 8B Instruct
29.2
Meta Llama 3 8B Instruct
28.2
GPQA
Llama 3.1 8B Instruct leads by +8.3
Llama 3.1 8B Instruct
9.5
Meta Llama 3 8B Instruct
1.2
IFEval
Meta Llama 3 8B Instruct leads by +23.5
Llama 3.1 8B Instruct
50.6
Meta Llama 3 8B Instruct
74.1
MATH Level 5
Llama 3.1 8B Instruct leads by +6.8
Llama 3.1 8B Instruct
15.5
Meta Llama 3 8B Instruct
8.7
MMLU-PRO
Llama 3.1 8B Instruct leads by +1.3
Llama 3.1 8B Instruct
30.9
Meta Llama 3 8B Instruct
29.6
MUSR
Llama 3.1 8B Instruct leads by +6.9
Llama 3.1 8B Instruct
8.5
Meta Llama 3 8B Instruct
1.6
Full benchmark table
| Benchmark | Llama 3.1 8B Instruct | Meta Llama 3 8B Instruct |
|---|---|---|
BBH (HuggingFace) | 29.2 | 28.2 |
GPQA | 9.5 | 1.2 |
IFEval | 50.6 | 74.1 |
MATH Level 5 | 15.5 | 8.7 |
MMLU-PRO | 30.9 | 29.6 |
MUSR | 8.5 | 1.6 |
Pricing · per 1M tokens · projected $/mo at 10M tokens
| Model | Input | Output | Context | Projected $/mo |
|---|---|---|---|---|
| $0.02 | $0.03 | 131K tokens (~66 books) | $0.23 | |
| — | — | — | — |