Model Comparison

Llama 3.1 405BDeepSeek V3.1 Chat
Let's see who can write code better - Llama 3.1 405B or DeepSeek V3.1 Chat

Model Information

Llama 3.1 405B

Description

Open-source frontier model with 405 billion parameters

Specifications

Context Window128K
Max Output4K
ReleasedJul 2024
API✗

Key Features

Open sourceSelf-hostableTool use supportMultilingualNo usage restrictions

Strengths

  • ✓Fully open source
  • ✓Can be self-hosted
  • ✓Strong performance
  • ✓No API costs if self-hosted

Weaknesses

  • ✗Requires significant compute
  • ✗Complex to deploy
  • ✗No official API service

Agent Support

No known agents

DeepSeek V3.1 Chat

DeepSeek

Description

DeepSeek V3.1 Non-thinking mode

Specifications

Context Window128K
Max Output4K
ReleasedDec 2024
API✓

Pricing (per 1M)

In / Out
$0.07/ $1.68

Key Features

Performance improvementsBug fixesBetter stability

Strengths

  • ✓More reliable than V3
  • ✓Better performance
  • ✓Improved efficiency

Weaknesses

  • ✗Incremental improvements only
  • ✗Still limited API access

Agent Support

No known agents