If you only remember one name: Codex is the best value for a solo developer in October 2026. It is included in the $20 ChatGPT Plus plan, its CLI is open source, and it covers the terminal, the editor, the web and the cloud. But it is not the right pick for everyone.

If you spend your days in a terminal and chain long tasks on an existing codebase, Claude Code is still the most consistent agent. If you refuse to leave your editor and want to see every diff before accepting it, Cursor keeps the best visual experience. The rest of this article explains why, with the prices and limits we checked in October 2026.

We do not rank the three on a "code quality" benchmark: models change several times a year and a home-made score would mislead you. We compare what can be checked: surfaces, public prices, limits, integrations and how open the code is.

The comparison at a glance#

CriterionClaude CodeCursor Notre choixCodex
FormAgent in the terminal, IDE, web and desktopAI editor with a built-in agentCLI agent, IDE, web and cloud
Entry priceClaude Pro: $20/month, or $17/month billed yearlyFree $0; Plus $8; Premium $30Free $0; Go $8; Plus $20
Top tierMax 5x $100 or Max 20x $200Super $100; Ultra $200Pro at $100, $200 or $500
ModelsClaude (Opus, Sonnet, Haiku, Fable)Grok and Composer included; Claude, GPT and Gemini on creditGPT-6.x models
TerminalYesNo, the editor is the main interfaceYes
IDEVS Code, JetBrains, extension you can install in CursorYes, it is the editorVS Code, Cursor, JetBrains, Xcode
Cloud and parallel workWeb, background agents, scheduled tasksCloud agents and automationsCodex cloud, parallel tasks
Source codePublic repo, proprietary licenseProprietaryCLI under Apache-2.0
GitHub stars152.8kNot applicable130k
Limits5-hour window and weekly cap, shared with ClaudeWeekly pool, then credit for third-party modelsDepend on the ChatGPT plan, the model and the task
Best forTerminal, long sessions, automationEditor, visual review, choice of modelsControlled budget, OpenAI ecosystem
Editorial comparison — public prices checked in October 2026, in US dollars before tax. Usage limits depend on the model, the length of tasks and the load.