Compare/Devstral Small (Jul '25) vs Hermes 3 - Llama-3.1 70B

Devstral Small (Jul '25)vsHermes 3 - Llama-3.1 70B

Side-by-side comparison of pricing, 12 benchmarks, and generation speed.

Mistral

Devstral Small (Jul '25)

Input
$0.1/M
Output
$0.3/M
Speed
301 tok/s
TTFT
0.34s
Nous Research

Hermes 3 - Llama-3.1 70B

Input
$0.3/M
Output
$0.3/M
Speed
40 tok/s
TTFT
0.34s

Winner by Category

Cheaper
Devstral Small (Jul '25)
Faster (tok/s)
Devstral Small (Jul '25)
Lower Latency
Hermes 3 - Llama-3.1 70B
Benchmarks (11-1)
Devstral Small (Jul '25)

Pricing Comparison

MetricDevstral Small (Jul '25)Hermes 3 - Llama-3.1 70B
Input ($/M tokens)$0.1$0.3
Output ($/M tokens)$0.3$0.3
Cost for 1M input + 100K output tokens:
Devstral Small (Jul '25)$0.13
Hermes 3 - Llama-3.1 70B$0.33

Speed Comparison

Output Speed (tokens/s) — higher is better
Devstral Small (Jul '25)
301 tok/s
Hermes 3 - Llama-3.1 70B
40 tok/s
Time to First Token (seconds) — lower is better
Devstral Small (Jul '25)
0.34s
Hermes 3 - Llama-3.1 70B
0.34s

Benchmark Comparison

Data from Artificial Analysis API — 12 benchmarks

Intelligence Index
15.210.6
Coding Index
12.1
Math Index
29.3
GPQA Diamond
41.4%40.1%
MMLU-Pro
62.2%57.1%
LiveCodeBench
25.4%18.8%
AIME 2025
29.3%
MATH-500
63.5%53.8%
Humanity's Last Exam
3.7%4.1%
SciCode
24.3%23.1%
IFBench
34.6%
TerminalBench
6.1%
Devstral Small (Jul '25)11 wins
1 winsHermes 3 - Llama-3.1 70B

Frequently Asked Questions

Which is cheaper, Devstral Small (Jul '25) or Hermes 3 - Llama-3.1 70B?

Devstral Small (Jul '25) is cheaper overall. Its blended price (3:1 input/output ratio) is $0.15/M tokens vs $0.30/M for Hermes 3 - Llama-3.1 70B.

Which model performs better on benchmarks?

Devstral Small (Jul '25) wins 11 out of 12 benchmarks compared to 1 for Hermes 3 - Llama-3.1 70B. See the detailed benchmark chart above for per-category results.

Which is faster for real-time applications?

Devstral Small (Jul '25) generates tokens faster at 301 tok/s vs 40 tok/s. However, Hermes 3 - Llama-3.1 70B has lower time-to-first-token (0.34s vs 0.34s).

When should I use Devstral Small (Jul '25) vs Hermes 3 - Llama-3.1 70B?

Choose based on your priorities: Devstral Small (Jul '25) for lower cost, Devstral Small (Jul '25) for stronger benchmark performance, and Devstral Small (Jul '25) for faster generation. For latency-sensitive apps, check the TTFT comparison above.