LLM Model Comparison 2024

Table of Contents

Introduction

The landscape of large language models evolved significantly in 2024, with major releases from Anthropic, OpenAI, Google, Meta, Mistral, and Cohere. This document provides a comprehensive comparison of the leading models, their capabilities, and optimal use cases.

Model Overview and Specifications

Provider Model Parameters Context Window Multimodal Release Date
Anthropic Claude 3 Opus ~175B 200K Yes Mar 2024
Anthropic Claude 3.5 ~175B 200K Yes Jun 2024
OpenAI GPT-4 ~1.7T 128K Yes 2023
OpenAI GPT-4o ~1.7T 128K Yes May 2024
Google Gemini 1.5 Pro Unknown 2M Yes Feb 2024
Meta Llama 3.1 405B 405B 128K No Jul 2024
Meta Llama 3.1 70B 70B 128K No Jul 2024
Mistral Mistral Large 2 ~123B 128K No Jul 2024
Cohere Command R+ ~104B 128K No Apr 2024

Detailed Model Analysis

Claude 3/3.5 (Anthropic)

Strengths

  • Exceptional reasoning and analysis capabilities
  • Strong performance on coding tasks with clear explanations
  • Extended context window (200K tokens) enables comprehensive document analysis
  • Constitutional AI training reduces harmful outputs
  • Excellent at following complex instructions and maintaining conversation context

Weaknesses

  • Limited availability compared to competitors
  • Higher cost per token than some alternatives
  • No fine-tuning options for custom applications

Optimal Use Cases

  • Complex reasoning and analysis tasks
  • Long-form content creation and editing
  • Code generation and review
  • Research and technical writing
  • Legal and compliance document analysis

GPT-4/GPT-4o (OpenAI)

Strengths

  • Excellent general-purpose performance across diverse tasks
  • GPT-4o offers faster inference and lower cost
  • Strong multimodal capabilities (text, image, audio)
  • Wide ecosystem support and integrations
  • Fine-tuning available for customization

Weaknesses

  • Slower inference speed for GPT-4 (improved in 4o)
  • Can be verbose and overconfident in responses
  • Occasional hallucinations on factual queries

Optimal Use Cases

  • General-purpose chatbots and assistants
  • Creative writing and content generation
  • Image analysis and generation tasks
  • Educational applications
  • Customer service automation

Gemini 1.5 (Google)

Strengths

  • Massive 2M token context window enables analysis of entire codebases
  • Strong multimodal capabilities including video understanding
  • Competitive performance on benchmarks
  • Integration with Google ecosystem

Weaknesses

  • Availability limitations and API access constraints
  • Less transparent about model architecture
  • Fewer third-party integrations compared to competitors

Optimal Use Cases

  • Large document analysis and summarization
  • Video content analysis
  • Codebase-wide refactoring and analysis
  • Multi-document research synthesis

Llama 3.x (Meta)

Strengths

  • Open-source with permissive licensing
  • Multiple model sizes for different resource constraints
  • Strong performance for open-source model
  • Can be self-hosted for privacy and customization
  • Active community and ecosystem

Weaknesses

  • No native multimodal capabilities
  • Requires infrastructure for deployment
  • Limited official support compared to commercial offerings
  • May require additional safety filtering

Optimal Use Cases

  • Self-hosted deployments requiring data privacy
  • Cost-sensitive applications with high volume
  • Research and experimentation
  • Custom fine-tuning for domain-specific tasks
  • Reference: https://ollama.com/library

Mistral Models

Strengths

  • Excellent performance-to-cost ratio
  • Open-source options (Mistral 7B) alongside commercial offerings
  • Strong European alternative to US providers
  • Efficient inference and lower compute requirements

Weaknesses

  • Smaller ecosystem than OpenAI or Anthropic
  • Limited multimodal capabilities
  • Less extensive documentation and examples

Optimal Use Cases

  • European deployments with data sovereignty requirements
  • Cost-optimized production deployments
  • Multilingual applications (strong European language support)
  • Edge deployment scenarios

Command R+ (Cohere)

Strengths

  • Optimized for retrieval-augmented generation (RAG)
  • Strong performance on enterprise search tasks
  • Built-in citation and source tracking
  • Competitive pricing for enterprise use

Weaknesses

  • Less general-purpose capability than competitors
  • Smaller community and ecosystem
  • Limited multimodal features

Optimal Use Cases

  • Enterprise search and knowledge management
  • RAG-powered applications
  • Customer support with source attribution
  • Document retrieval and question answering

Performance Comparison

Coding Tasks

  1. Claude 3.5 (excellent explanation and debugging)
  2. GPT-4o (strong general coding)
  3. Gemini 1.5 (good for large codebases)
  4. Llama 3.1 70B (competitive for open-source)
  5. Mistral Large 2

Creative Writing

  1. GPT-4 (versatile and creative)
  2. Claude 3.5 (structured and analytical)
  3. Command R+ (factual, less creative)
  4. Gemini 1.5
  5. Llama 3.1

Reasoning and Analysis

  1. Claude 3 Opus (exceptional analytical depth)
  2. GPT-4 (strong general reasoning)
  3. Gemini 1.5 Pro
  4. Mistral Large 2
  5. Llama 3.1 405B

Cost Efficiency

  1. Llama 3.1 (self-hosted)
  2. Mistral models
  3. GPT-4o (vs GPT-4)
  4. Command R+
  5. Claude 3.5

Conclusion

The choice of LLM depends heavily on specific use case requirements:

  • For maximum reasoning capability and code quality: Claude 3.5
  • For general-purpose applications with broad ecosystem: GPT-4o
  • For analyzing large documents or codebases: Gemini 1.5 Pro
  • For self-hosted, privacy-focused deployments: Llama 3.1
  • For cost-optimized European deployments: Mistral Large 2
  • For enterprise RAG applications: Command R+

As the field continues to evolve rapidly, staying informed about model updates and new releases is essential for optimal model selection.

Author: Jason Walsh

j@wal.sh

Last Updated: 2025-12-22 21:37:22

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