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Updated · By , AI-assisted.

ChatGPT Pro vs Claude Max: price, limits and newest models

ChatGPT Pro costs $100, $200 or $500 a month and Claude Max $100 or $200. Neither publishes a count now: OpenAI says each dearer Pro tier gets more GPT-6 Pro usage, and Max gives 5x or 20x Claude Pro's per-session usage, Fable included. llmwise Ultra ($100) has up to 225 Astra and 225 Fable 5.1 messages a month.

ChatGPT Pro vs Claude Max, side by side

Each company's figures, checked September 28, 2026; the quotes behind them are on each plan's page.

ChatGPT Pro and Claude Max side by side
ChatGPT ProClaude Max
Price a month$100 (Pro 100) or $200 (Pro 200) or $500 (Pro 500)$100 (Max 5x) or $200 (Max 20x)
Billed yearlyMonthly onlyMonthly only
In IndiaNot publishedNot published
Limits, in briefNo count; each dearer tier has more usage than the lastNo count; 5x or 20x Pro's per-session usage, and a weekly cap
Newest modelsGPT-6 Astra: in its chat; GPT-6 Sol: not in its chat; GPT-6 Luna: not in its chatClaude Fable 5.1: in its chat; Claude Opus: in its chat; Claude Sonnet: in its chat; Claude Haiku: in its chat
Also in the plan

“Longer Codex and ChatGPT Work sessions” (ChatGPT pricing)

“Claude Code” (Claude pricing)

What limits do OpenAI and Anthropic publish?

Should you pick ChatGPT Pro or Claude Max?

  • The most GPT, as fast as it comes

    ChatGPT Pro 500 ($500): OpenAI's most included usage, and the only tier with Astra Ultrafast.

  • Claude Fable most days

    Claude Max: Fable can use up to half the weekly limit, and sessions reset every five hours.

  • Both flagships, counted

    llmwise Ultra: Astra and Fable in one $100 plan, each with a count shown before you send, instead of two $100 plans.

Do OpenAI and Anthropic train on your chats?

As each company's privacy pages put it on September 28, 2026. Neither question arises on llmwise: it doesn't train on your content, and you decide when a chat is deleted.

ChatGPT Pro and Claude Max: training and retention
AppTraining on your chatsHow to opt outRetention
ChatGPTYes, unless you opt outTurn off “Improve the model for everyone”, or use Temporary ChatTemporary Chats up to 30 days; the page gives no period for saved chats
ClaudeOnly if you allow itLeave Model Improvement off in Privacy Settings, or use Incognito chatsDeleted chats go within 30 days; up to 5 years, de-identified, if you allow training

Both in one: llmwise Ultra

llmwise Ultra ($100) beside both plans. Its monthly counts assume the allowance goes to one model.

ChatGPT Pro, Claude Max and llmwise Ultra: each model's count
ModelChatGPT ProClaude Maxllmwise Ultra
GPT-6 AstraAs GPT-6 Pro; OpenAI publishes no count nowNot offered: Claude onlyUp to 225 a month
GPT-6.1 SolNot named on its pagesNot offered: Claude onlyUp to 900 a month
GPT-6 SolIn Work and Codex; not in Chat yetNot offered: Claude onlyUp to 900 a month
Claude Fable 5.1Not offered: GPT onlyUp to half of the weekly limitsUp to 225 a month
Claude Opus 5.5Not offered: GPT onlyIncluded; Anthropic's table names the family, not the versionUp to 450 a month
Claude Sonnet 5.5Not offered: GPT onlyNot named on its pagesUp to 900 a month

Behind Ultra's counts is a $42 monthly ceiling on AI cost, its fair-use limit: typical use stays under it, and huge messages or deep research get there first. Every limit, explained.

Each plan on its own, and more pairs

Bar chart: Messages on llmwise Ultra ($100 a month), by model. GPT-6.1 Sol: up to 900 a month; GPT-6 Sol: up to 900 a month; Claude Sonnet 5.5: up to 900 a month; Claude Opus 5.5: up to 450 a month; GPT-6 Astra: up to 225 a month; Claude Fable 5.1: up to 225 a month.
From llmwise's plans. Each bar gives one model the whole month; the everyday models are counted per day.

ChatGPT Pro or Claude Max: more questions

Can I buy both top tiers today?

Yes. ChatGPT Pro 200 is open to new subscribers again, at a lower allowance than before, and Pro 500 is new at $500; Claude Max 20x is open. Both $100 tiers are open too.

Which is better for coding agents?

Both include a coding agent at their highest limits: Codex on ChatGPT Pro, Claude Code on Max. llmwise has neither.

ChatGPT Pro or Claude Max? Ask GPT-6 Astra and Claude Fable 5.1 first

Both are on llmwise Ultra ($100): up to 225 a month on GPT-6 Astra, up to 225 a month on Claude Fable 5.1. Ask one, then switch; the second answers with the whole chat in view.