Devin vs OpenAI Operator vs Manus | The Top AI Agents of 2026 Compared
Compare Cognition Devin, OpenAI Operator, and Manus across autonomy, use case, and pricing — pick the right AI agent for your business automation.
Verdict:Devin is the strongest pure-play software development automation. Operator is the best general browser agent for non-engineers. Manus sits in between — great cost-performance for general business tasks. Devin for engineering, Operator for daily ops, Manus when budget matters.
Table of Contents
Devin & OpenAI Operator Overview
Devin
Cognition Labs' first-of-its-kind AI software engineer. 70%+ on SWE-bench Verified, autonomously closes GitHub issues, and handles PR creation/review. From $500/mo.
Learn more about Devin →OpenAI Operator
General-purpose browser agent for ChatGPT Pro subscribers. The CUA model visually understands the screen to book flights, shop, and fill in forms in plain English.
Learn more about OpenAI Operator →Feature & Pricing Comparison
| Feature | Devin | OpenAI Operator |
|---|---|---|
| Provider | Cognition Labs | OpenAI |
| Primary use | Software development | Browser ops / daily tasks |
| Run length | Hours | 30–60 min |
| Multi-task | Single-task | Single-task |
| GitHub integration | Native | Limited |
| Browser ops | Capable | Core capability |
| Code execution | Devin Sandbox (cloud) | Operator cloud |
| Pricing | $500/mo+ (individual) | ChatGPT Pro $200/mo |
| Learning curve | High (dev knowledge required) | Low (plain English) |
| Coverage | Code-focused | General web ops |
| Security | Sandboxed | OAuth-based |
Our Verdict
Our Verdict
Devin is the strongest pure-play software development automation. Operator is the best general browser agent for non-engineers. Manus sits in between — great cost-performance for general business tasks. Devin for engineering, Operator for daily ops, Manus when budget matters.
Recommendations by Use Case
Auto-resolving GitHub issues
SWE-bench SOTA-class implementation, end-to-end PR handling
Paying down tech debt
Library upgrades and refactors run autonomously overnight
Booking flights / hotels
CUA model compares itineraries and books end-to-end in the browser
Competitive research reports
Parallel task execution and long-horizon planning at the best cost-performance
Existing ChatGPT Pro users
Bundled with ChatGPT Pro — no incremental cost
Cost-sensitive startups
Starts at $39/mo — lowest entry price of the three
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