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Hermes 3 405B Instruct vs Llama 3.1 8B

Detailed technical comparison between Hermes 3 405B Instruct (Nous Research) and Llama 3.1 8B (Meta). Review live API token pricing, context window capabilities, time-to-first-token latency, and verified benchmark scores side-by-side.

โšก Executive Summary & Verdict

Comparison Snapshot

Hermes 3 405B Instruct: 6 WinsvsLlama 3.1 8B: 0 Wins
Context Leader

Tie

Equal Capacity
Agentic Tool-Calling

Tie

Equal Capability
Lowest Latency (TTFT)

Tie

Equal Speed
Input Price Leader

Llama 3.1 8B

$0.04 / MTok
Nous Researchactive

Hermes 3 405B Instruct

Hermes 3 is a generalist language model with many improvements over Hermes 2, including advanced agentic capabilities, much better roleplaying, reasoning, multi-turn conversation, long context coherence, and improvements across the...

View Hermes 3 405B Instruct Full Specs โ†’
Metaactive

Llama 3.1 8B

Llama 3.1 8B is Meta's lightweight open-weight model from the Llama 3.1 generation, optimized for efficient deployment on consumer hardware and edge devices. Despite its compact 8-billion-parameter size, it delivers strong performance on instruction following, text summarization, and lightweight coding tasks. Lllama 3.1 8B is the most downloaded model in the Llama family and runs efficiently on laptops, single GPUs, and CPU via quantization โ€” making it the default choice for on-device AI applications and local prototyping.

View Llama 3.1 8B Full Specs โ†’

Technical Specifications

๐Ÿ† = Superior Spec
SpecificationHermes 3 405B InstructLlama 3.1 8B
ProviderNous ResearchMeta
Context Window131,072 tokens131,072 tokens
Agent SuitabilityN/A74/100
Time to First Token (TTFT)N/A80 ms
Deployment Modelself hostableself hostable
Production Stabilitystablestable
API AvailableYesYes
Released Date2024-08-162024-07-23

API Pricing Comparison

Input Price per Million Tokens

Hermes 3 405B Instruct

$1.00

Llama 3.1 8B

$0.04

Output Price per Million Tokens

Hermes 3 405B Instruct

$1.00

Llama 3.1 8B

$0.04

๐Ÿ’ก Cost Ratio: Llama 3.1 8B is 25.0x cheaper per input token than Hermes 3 405B Instruct.

Want to test both models live?

Run side-by-side prompt benchmarks in our dynamic multi-model Sandbox. Compare execution speeds, latency metrics, and compute actual costs in real-time.

Benchmark Performance Metrics

Standardized Scores (0โ€“100%)

Scores show verified raw accuracy percentages across standardized AI evaluation suites. Higher bars indicate superior performance in that domain.

MMLUGeneral knowledge & multi-task understanding
78.8%vs74.0%+4.8% Hermes 3 405B Instruct
Hermes 3 405B Instruct ๐Ÿ†
Llama 3.1 8B
HumanEvalPython coding & logic synthesis
77.0%vs70.2%+6.8% Hermes 3 405B Instruct
Hermes 3 405B Instruct ๐Ÿ†
Llama 3.1 8B
MATHComplex mathematical problem solving
54.2%vs43.4%+10.8% Hermes 3 405B Instruct
Hermes 3 405B Instruct ๐Ÿ†
Llama 3.1 8B
GPQAGraduate-level expert reasoning
39.6%vs30.8%+8.8% Hermes 3 405B Instruct
Hermes 3 405B Instruct ๐Ÿ†
Llama 3.1 8B
HellaSwagCommonsense reasoning and inference
81.8%vs78.0%+3.8% Hermes 3 405B Instruct
Hermes 3 405B Instruct ๐Ÿ†
Llama 3.1 8B
MT-BenchMulti-turn conversation flow quality
8.4%vs8.1%+0.4% Hermes 3 405B Instruct
Hermes 3 405B Instruct ๐Ÿ†
Llama 3.1 8B

Hermes 3 405B Instruct Quirks & Gotchas

No developer gotchas reported.

Llama 3.1 8B Quirks & Gotchas

  • โ–ธPerfect for CPU/edge deployment โ€” runs on Raspberry Pi with quantization
  • โ–ธLimited tool calling vs larger models โ€” best for simple classification and chat

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