ChatGPT Plus vs Claude Pro: which $20 plan?

Both plans cost roughly the same and both promise more usage than the free tier. So the question is what else you get for the money and what you will actually use. This page compares the two entry-level paid plans as of November 2026, using each company’s own pricing documentation. Prices and limits change often, so confirm on the vendors’ pages before you buy.

The plans

	ChatGPT Plus	Claude Pro
Price	$20 per month	$20 per month billed monthly, $17 per month with annual billing
Tier below	Free ($0), and Go ($8 per month)	Free ($0)
Tier above	Pro, at $100, $200 or $500 per month	Max, $100 per month (5x Pro usage); Ultra, $200 per month
Agent tool included	Codex: web, CLI, IDE extension and iOS	Claude Code
Other listed features	Cloud integrations such as automatic code review and Slack	Claude Science, Projects, more models, Claude in Chrome and Microsoft 365
Usage limits	Shared between ChatGPT Work and Codex	Shared across Claude and Claude Code; five-hour and weekly limits
Team option	Business (Codex is included); check OpenAI for seat pricing	Team, standard seat $20 per seat per month on annual billing, $25 monthly
Cancel	Monthly	Monthly

Feature lists are as described on the vendors’ pricing pages and are marketing summaries; check the current pages for specifics.

What you are really choosing

The included agent. This is the biggest practical difference. Plus carries Codex, and Pro carries Claude Code. If you want an AI that can work through a folder of files or build a small tool from a description, that is the feature to test. The head-to-head is in Claude Code vs Codex.

Shared limits. On Claude plans, limits are shared across Claude and Claude Code. On ChatGPT plans, ChatGPT Work and Codex share usage. That means heavy agent use can leave less room for chat, and vice versa. If you plan to use the agent a lot, budget for a higher tier.

Ecosystem. Claude Pro lists Microsoft 365 among its features (see the table), which matters if your day is in Outlook and Excel. ChatGPT connects to its own set of apps. Match the integration to the software you use.

Data settings. For both products, look at the data controls in your account settings and decide before you paste anything sensitive. Neither personal plan is the same as a company-managed account; see is it safe to put company data in ChatGPT.

By type of user

You mostly write and research. Try both free tiers first. If you hit the limits on one, that is your answer.

You work in spreadsheets and documents. Compare how each handles a real file of yours. Claude’s Microsoft 365 integration is worth testing if you use Excel; see the AI with Excel guide.

You want to automate tasks. Pick by agent. Test the same small task in Codex and Claude Code, such as turning a folder of exports into one summary.

You use AI for work at a company. Ask your employer first. Company data belongs in an account your employer controls, which usually means a business plan or a tool they approve.

Trade-offs

• $20 is per person and per tool. Two subscriptions are $40 a month.
• Limits are opaque. Neither vendor gives a single fixed number that captures your experience, so you learn by using it.
• Bundles change. Features move between tiers. A feature included today could shift.
• Free tiers are useful. For light use, they are enough, and you can trial both without paying.

A one-month trial worth running

If you are paying for the first time, treat the month as a test with a clear finish line. In week one, use the assistant for tasks you already do, so you can compare against your normal time. In week two, try the bundled agent on a small, safe job, such as summarizing a folder of documents you have copies of. In week three, try a task that mixes your files with your tools, such as drafting replies from your inbox. In week four, count how many times you opened it and what it saved. If the answer is only a handful of times, stay on the free tier. If you hit limits, look at whether a business plan, the next tier or a second subscription solves it more cheaply.

A simple way to decide

Subscribe to one for a month, and keep a short log: what you asked, whether the answer needed fixing, and whether you hit a limit. If you never opened the agent, you did not need the bundle. If you hit limits daily, look at the next tier or at a business plan. The longer discussion is in is ChatGPT Plus worth it, and the broader tool comparison is in Claude vs ChatGPT.

What the vendors’ pages say

Each line below is taken from the vendor’s own documentation, quoted in the Sources list.

• The Codex pricing page lists ChatGPT Plus at $20 per month for a few focused coding sessions each week
• ChatGPT Go costs $8 per month and is described as for lightweight coding tasks in Codex
• ChatGPT Pro has plans at $100, $200, or $500 per month
• ChatGPT Work and Codex share usage
• The Claude Pro plan is available for $20 per month in the US
• The Claude Max plan is available for $100 per month
• Claude Team standard seats cost $25 per member per month billed monthly or $20 per member per month billed annually
• The Claude Pro plan includes Claude Code access and longer, multi-step tasks
• Claude and Claude Code share the same usage limits, so all activity in both tools counts against them
• Claude Pro plans have a five-hour limit and a weekly usage limit that applies across all models

Learn AI Fast is a two-day in-person class in Boston that teaches how to use AI assistants and agent tools.

Sources

• OpenAI, Codex pricing: “Power a few focused coding sessions each week. $20 /month Get Plus”
• OpenAI, Codex pricing: “Use Codex for lightweight coding tasks. $8 /month”
• OpenAI, Codex pricing: “Plans at $100, $200, or $500 USD per month”
• OpenAI, Codex pricing: “ChatGPT Work and Codex share usage”
• Anthropic Help Center, What is the Pro plan?: “The Pro plan is available for $20 per month (US)”
• Anthropic Help Center, What is the Max plan?: “The Max plan is available for $100 per month”
• Anthropic Help Center, What is the Team plan?: “Standard seats $25 per member per month, billed monthly $20 per member per month, billed annually”
• Anthropic Help Center, What is the Pro plan?: “Claude Code access Longer, multi-step tasks”
• Anthropic Help Center, Using Claude Code with your Pro or Max plan: “These limits are shared across Claude and Claude Code, meaning all activity in both tools counts against the same limits”
• Anthropic Help Center, What is the Pro plan?: “Pro plans have a five-hour limit and a weekly usage limit that applies across all models”