ChatGPT
AI-firstAI Chat & Assistants
OpenAI's general-purpose AI assistant for writing, research, coding, image creation, file analysis, and conversational tasks, available on the web, iOS, Android, and a macOS desktop app. US paid tier starts at $8/month (Go); pricing varies by market.
ABOUT CHATGPT
OVERVIEW
- Who is it for?
- Writers, researchers, developers, students, and general users needing an AI assistant for writing, coding, research, image generation, and file analysis.
- Problem
- Users need a single AI assistant that handles writing, coding, research, image generation, voice, and file analysis across devices without stitching together separate tools.
- Solution
- OpenAI's general-purpose assistant covering writing, coding, research, image generation, voice mode, and file analysis on web, iOS, Android, and macOS, with a free tier and paid Go, Plus, Pro, Business, and Enterprise plans.
- What makes it unique
- Multimodal input and output across text, voice, image, file, and code, Codex coding agent for repository-scale tasks, Custom GPTs and GPT store, and a macOS desktop app with system-wide keyboard shortcut.
KEY FEATURES
- GPT-5.6 Luna (Free) and GPT-5.6 Sol (Paid) conversational models
- Codex coding agent for repository-scale code tasks
- Image generation and editing
- Voice mode across mobile and desktop
- File and image upload with vision analysis
- Custom GPTs and GPT store
- Memory across conversations
- Deep research and browsing
- macOS desktop app with system-wide keyboard shortcut
PRICING PLANS
Every published plan tier. Editorial reasoning about which one to buy lives on our reviews and best-of pages, not here.
Free
GPT-5.6 Luna access with limited messages, uploads, image generation, and Codex use.
Go
US-only entry paid tier with higher limits than Free.
Plus
Higher GPT-5.6 Sol usage plus priority access to newer models.
Pro
Unlimited GPT-5.6 Sol plus extended reasoning and priority access.
Business
Team plan billed per seat; contact sales for current pricing.
Enterprise
SSO, admin controls, unlimited high-speed GPT-5.6 Sol, contact sales.
COMPANY
- Founded
- 2015
- Headquarters
- San Francisco, California
- Founders
- Sam Altman, Ilya Sutskever, Greg Brockman, Elon Musk
- Publicly traded
- No
Where ZPlatform covers ChatGPT
Covered in
ZPlatform pages that treat this tool as their subject.
Recommended for
Rankings where ZPlatform recommends this tool for a specific purpose.
- 61 Best Free AI Image Generators in 2026 (Tested and Ranked) - Conversational Image Creation
Ranked in
Best-of lists that rank this tool alongside others.
Featured in
Substantial standalone coverage - not a numbered ranking.
- Best AI Affiliate Programs 2026: 89 AI Tools Ranked by Domain Rating - Referenced as part of the broader AI product ecosystem - not itself an affiliate program.
- Best AI Firefox Add-ons (Extensions): Real Usage Numbers Report - Referenced in the wider AI-tools landscape - not itself a Firefox extension.
- Best AI Detectors 2026: 25 AI Checkers Tested (Free, Freemium & Paid) - Referenced as a text generator used to produce content samples during detector testing - not evaluated as a detector itself.
Listed as an alternative in
Alternatives pages for other tools where this one appears.
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- DeepSeek vs ChatGPT on an Impossible Math Question
Mentioned in
Passing mentions in guides and other posts.
- AIscan24 Review: I Scored 5 Samples in This Free AI Detector
- Textbuddy Review: 17 Free AI Writing Tools, No Login Needed
- AI-Text-Humanizer.com Review: I Tested It Against 2 Detectors
- InkFluence AI Lifetime Deal: $69 AI Tool That Writes & Formats Your Whole Book
- MachineTranslation.com Review 2026: 22 AI Models Tested
Mentioned across 58 additional ZPlatform resources.
Sources
- ChatGPT pricing - Pricing page · checked Jul 13, 2026 · may be stale for this field (48 days)
- OpenAI GPT-5.6 Sol / Luna announcement - Changelog · checked Aug 29, 2026