OpenAI: GPT-4o (2024-05-13) vs NousResearch: Hermes 2 Pro - Llama-3 8B: Which AI Model Is Better?

Updated March 2026· Based on independent benchmark data

Quick Verdict

NousResearch: Hermes 2 Pro - Llama-3 8B is 35.7x cheaper at $0.14/1M tokens vs $5.00/1M.

Head-to-Head Comparison

MetricOpenAI: GPT-4o (2024-05-13)NousResearch: Hermes 2 Pro - Llama-3 8B
Intelligence ScoreN/AN/A
Coding ScoreN/AN/A
Math ScoreN/AN/A
Speed (tok/s)N/AN/A
Latency (TTFT)N/AN/A
Input Price / 1M tokens$5.00$0.14
Output Price / 1M tokens$15$0.14
Context Window128K8K
Max Output Tokens4K8K
Input ModalitiesText + Image + FileText
Output ModalitiesTextText
Free TierNoNo

Detailed Analysis

Pricing

NousResearch: Hermes 2 Pro - Llama-3 8B is more affordable at $0.14/1M input tokens ($0.14/1M output), while OpenAI: GPT-4o (2024-05-13) costs $5.00/1M input ($15/1M output). That makes OpenAI: GPT-4o (2024-05-13) 35.7x more expensive per token, which can add up significantly at scale. For a typical workload of 100 requests per day at 2,000 tokens each, OpenAI: GPT-4o (2024-05-13) would cost approximately $30.00/month vs $0.84/month for NousResearch: Hermes 2 Pro - Llama-3 8B in input costs alone.

Context Window

OpenAI: GPT-4o (2024-05-13) offers a larger context window at 128K tokens compared to NousResearch: Hermes 2 Pro - Llama-3 8B's 8K. This means OpenAI: GPT-4o (2024-05-13) can process roughly 64 pages of text in a single request vs 4 pages for NousResearch: Hermes 2 Pro - Llama-3 8B. For output length, NousResearch: Hermes 2 Pro - Llama-3 8B can generate up to 8K tokens per response vs 4K for OpenAI: GPT-4o (2024-05-13).

Best Use Cases

Choose OpenAI: GPT-4o (2024-05-13) when you need larger context window (128K). Choose NousResearch: Hermes 2 Pro - Llama-3 8B when you need lower cost.

Choose OpenAI: GPT-4o (2024-05-13) if:

  • You need a larger context window (128K vs 8K)
  • You need image understanding (Supports image input)

Choose NousResearch: Hermes 2 Pro - Llama-3 8B if:

  • Budget is a concern ($0.14/1M vs $5.00/1M)

Frequently Asked Questions

Which is cheaper, OpenAI: GPT-4o (2024-05-13) or NousResearch: Hermes 2 Pro - Llama-3 8B?

NousResearch: Hermes 2 Pro - Llama-3 8B is cheaper at $0.14/1M input tokens vs $5.00/1M for OpenAI: GPT-4o (2024-05-13).

Can OpenAI: GPT-4o (2024-05-13) process images?

Yes, OpenAI: GPT-4o (2024-05-13) supports image input. NousResearch: Hermes 2 Pro - Llama-3 8B does not support image input.

Which has a larger context window, OpenAI: GPT-4o (2024-05-13) or NousResearch: Hermes 2 Pro - Llama-3 8B?

OpenAI: GPT-4o (2024-05-13) has a larger context window at 128K compared to NousResearch: Hermes 2 Pro - Llama-3 8B's 8K.

Related Comparisons

Benchmark data by Artificial Analysis

Data last synced: March 2026