OpenAI
ChatGPT
OpenAI's assistant. Free, Go, Plus $20/month, Pro $100-$500. Codex on Pro.
Last checkedWhat it can do
- Can an AI assistant work inside your other apps?Yes
ChatGPT plugins bundle skills and connected apps such as Slack; the plugin directory is available on every plan.
Good to know: Which plugins you can use depends on plan, workspace and region.
- Can an AI assistant write and run code for you?Yes
ChatGPT Pro plans include Codex, OpenAI's coding agent.
Good to know: Pro plans are $100, $200 or $500 a month.
- Can you build your own AI plugin without coding?Yes
Plugin Creator builds a ChatGPT plugin from a description, with skills, connected apps or both.
Good to know: Test any plugin that makes changes before sharing it, OpenAI advises.
- Can you stop AI companies training on your chats?Yes
OpenAI may use conversations to improve its models; you can opt out at any time in Data Controls.
Good to know: Opt-out, not opt-in.
- Can you use Claude, ChatGPT or Gemini for free?Yes
ChatGPT's free plan includes unlimited everyday text chats; the low-cost Go plan adds more image, file and analysis use.
Good to know: OpenAI may test ads in Go. Higher-tier features need Plus or Pro.
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4 sourcesChecked - 3 sourcesChecked
How we know (5 sources)
Help article (read Oct 22, 2026): three ChatGPT Pro plans, Pro 100 ($100), Pro 200 ($200) and Pro 500 ($500, the only one with Ultrafast models). Pro includes Pro models, Codex, deep research, image creation, memory and file uploads. New Pro 200 subscriptions get a lower usage allowance than before.
Read the sourceHelp article (read Oct 22, 2026): ChatGPT Go is a low-cost plan in all ChatGPT countries. Free and Go both include unlimited everyday text chats; Go adds higher limits for image generation, file uploads and data analysis, plus projects and custom GPTs. OpenAI may test ads in Go. Price shown on the pricing page.
Read the sourceHelp article (read Oct 22, 2026): ChatGPT plugins bundle skills and connected apps (such as Slack) for a task; the plugin directory is available across plans, with availability depending on plan, workspace and region. Installing may start an authorization flow and can't bypass permissions. Some plugins are OpenAI Verified, which doesn't replace your own security review. Plugin Creator builds custom plugins.
Read the sourceOfficial introduction (read Oct 22, 2026): MCP is an open-source standard for connecting AI applications like Claude or ChatGPT to data sources, tools and workflows, described as "a USB-C port for AI applications". Supported by assistants including Claude and ChatGPT and by developer tools like VS Code and Cursor.
Read the sourceHelp article (read Oct 22, 2026): ChatGPT Plus is $20/month, billed monthly, no annual plan. Adds priority access, higher limits, reasoning models, voice, image generation, file analysis and deep research where available. API usage is billed separately. OpenAI may use conversations to improve models; you can opt out in Data Controls.
Read the source