Comprehensive side-by-side LLM comparison
DeepSeek R1 Zero leads with 22.6% higher average benchmark score. Llama 3.1 405B Instruct is available on 8 providers. Overall, DeepSeek R1 Zero is the stronger choice for coding tasks.
DeepSeek
DeepSeek-R1-Zero was introduced as an experimental variant trained with minimal human supervision, designed to develop reasoning patterns through self-guided reinforcement learning. Built to explore how models can discover analytical strategies independently, it represents research into autonomous reasoning capability development.
Meta
Llama 3.1 405B was developed as Meta's largest open-source language model, designed to provide frontier-level capabilities with 405 billion parameters. Built to demonstrate that open-source models can match proprietary systems in capability, it enables researchers and developers to experiment with and deploy a powerful foundation model without licensing restrictions.
6 months newer

Llama 3.1 405B Instruct
Meta
2024-07-23

DeepSeek R1 Zero
DeepSeek
2025-01-20
Context window and performance specifications
Average performance across 1 common benchmarks

DeepSeek R1 Zero

Llama 3.1 405B Instruct
Available providers and their performance metrics

DeepSeek R1 Zero

Llama 3.1 405B Instruct
Bedrock

DeepSeek R1 Zero

Llama 3.1 405B Instruct

DeepSeek R1 Zero

Llama 3.1 405B Instruct
DeepInfra
Fireworks
Hyperbolic
Lambda
Replicate
Together