Head-to-Head Comparison

OpenAI CodexvsDevin AI

Compare OpenAI Codex with Devin AI to determine which tool better fits your AI development workflow.

OpenAI Codex

Code Generation ModelIntermediate

Foundation model powering GitHub Copilot with natural language to code translation and CLI tools

Learning Time
2-20 hours depending on usage
Popularity
96%

Top Advantages:

Powers GitHub Copilot ecosystem
Massive context handling capabilities
Multi-threaded task processing

Devin AI

Autonomous AgentAdvanced

Autonomous AI software engineer with agent-native IDE and interactive planning capabilities

Learning Time
1-2 months to proficiency
Popularity
67%

Top Advantages:

13.86% SWE-bench issue resolution rate
Agent-native IDE with planning boards
Autonomous Docker and deployment handling

Head-to-Head Comparison

CriteriaCodexWinnerDevin
Popularity96%67%
Learning Curve2-20 hours depending on usage1-2 months to proficiency
Pricing$1.50/1M input tokens, $6/1M output tokensSimilar$20/month Core (9 ACUs), Enterprise custom
CategoryCode Generation ModelDifferentAutonomous Agent

When to Choose Which Tool

Choose Codex When:

  • You need code generation model capabilities
  • Your team prefers intermediate complexity tools
  • Budget allows for: $1.50/1M input tokens, $6/1M output tokens

Choose Devin When:

  • You need autonomous agent capabilities
  • Your team prefers advanced complexity tools
  • Budget allows for: $20/month Core (9 ACUs), Enterprise custom

Bottom Line

Codex has higher industry adoption (96% vs 67%), but Devin might be better for specific autonomous agent needs.

Compare both tools hands-on in our vibe coding retreats

Master Both Codex & Devin

Experience both Codex and Devin in our vibe coding retreats. Make an informed decision with hands-on comparison.

v0
UI Generation
Cursor
AI IDE
n8n
Workflow Automation
Claude Code
CLI Assistant
Prompt Engineering
Foundation Skill
Get Updates

Retreat dates, tool updates, and AI development tips