+
+
+
+
+
+
+
+
VS
VS
VS
VS
VS
VS
GPT-5 mini vs Llama 3.1 405B Instruct
Comprehensive side-by-side LLM comparison
Llama 3.1 405B Instruct leads with 51.2% higher average benchmark score. GPT-5 mini offers 272.0K more tokens in context window than Llama 3.1 405B Instruct. Both models have similar pricing. GPT-5 mini supports multimodal inputs. Llama 3.1 405B Instruct is available on 8 providers. Overall, Llama 3.1 405B Instruct is the stronger choice for coding tasks.
+
+
+
+
OpenAI
GPT-5 mini is a multimodal language model developed by OpenAI. It achieves strong performance with an average score of 60.0% across 5 benchmarks. It excels particularly in AIME 2025 (91.1%), HMMT 2025 (87.8%), GPQA (82.3%). It supports a 528K token context window for handling large documents. The model is available through 2 API providers. As a multimodal model, it can process and understand text, images, and other input formats seamlessly. Released in 2025, it represents OpenAI's latest advancement in AI technology.
+
+
+
+
Meta
Llama 3.1 405B Instruct is a language model developed by Meta. It achieves strong performance with an average score of 79.2% across 18 benchmarks. It excels particularly in ARC-C (96.9%), GSM8k (96.8%), API-Bank (92.0%). It supports a 256K token context window for handling large documents. The model is available through 8 API providers. Released in 2024, it represents Meta's latest advancement in AI technology.
1 year newer
Llama 3.1 405B Instruct
Meta
2024-07-23
GPT-5 mini
OpenAI
2025-08-07
Pricing Comparison
Cost per million tokens (USD)
+
+
+
+
GPT-5 mini
Input:$0.25
Output:$2.00
+
+
+
+
Llama 3.1 405B Instruct
Input:$0.89
Output:$0.89($0.47 cheaper)
Performance Metrics
Context window and performance specifications
Average performance across 22 common benchmarks
+
+
+
+
GPT-5 mini
Average Score:13.6%
+
+
+
+
Llama 3.1 405B Instruct
Average Score:64.8%(+51.2%)
+
+
+
+
Knowledge Cutoff
Training data recency comparison
GPT-5 mini
2024-05-30
More recent knowledge cutoff means awareness of newer technologies and frameworks
Provider Availability & Performance
Available providers and their performance metrics
+
+
+
+
GPT-5 mini
2 providers
OpenAI
Throughput: 200 tok/s
Latency: 1ms
ZeroEval
Throughput: 200 tok/s
Latency: 1ms
+
+
+
+
+
+
+
+
GPT-5 mini
Avg Score:13.6%
Providers:2
+
+
+
+
Llama 3.1 405B Instruct
Avg Score:64.8%(+51.2%)
Providers:8