AI chatbot that generates human-like text responses to conversational prompts
ChatGPT is an AI-powered conversational interface that generates text responses to user prompts and questions.
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ChatGPT is an artificial intelligence chatbot created by OpenAI that uses large language models to generate human-like text responses. The system can engage in conversations, answer questions, help with writing tasks, explain complex topics, and assist with various text-based activities.
The platform serves both individual users and businesses seeking AI assistance for content creation, problem-solving, research, and general information retrieval. ChatGPT can handle diverse tasks including writing assistance, code generation, language translation, summarization, and creative projects.
Key capabilities include maintaining context within conversations, generating detailed explanations on complex subjects, assisting with technical and creative writing, and providing structured responses to analytical questions. The system operates through a web interface where users type prompts and receive AI-generated responses.
ChatGPT competes in the conversational AI market alongside other language models and AI assistants. OpenAI offers both free access and paid subscription tiers that provide enhanced features, faster response times, and access to more advanced model versions.
An advanced image generation feature that can reference the web for real-time information before generating images, produce multiple distinct images from a single prompt, and render non-Latin multilingual text accurately.
Captures meetings, brainstorms, or voice notes and automatically transcribes, summarizes, and converts them into actionable outputs such as follow-up plans, action items, or code snippets.
GPT-5 is the default model for all logged-in users, acting as a single auto-switching system that intelligently combines the best capabilities of previous OpenAI models.
A guided learning experience in ChatGPT that asks users interactive questions to assess their goals and skill level, then collaboratively works through topics rather than simply providing direct answers.
An agentic mode that completes complex, multi-step online tasks on behalf of the user — including web research, form filling, and spreadsheet editing — while keeping the user in control.
A dedicated coding agent and macOS app that manages multiple coding tasks in parallel, supports long-horizon background tasks, reviews code diffs, and integrates with VS Code, Cursor, GitHub, and the CLI.
Lets users group chats and uploaded files into persistent workspaces with custom instructions, so all conversations within a Project share a common context and file knowledge base.
Enables real-time, natural spoken conversations with ChatGPT using GPT-4o's native audio capabilities, including detection of non-verbal cues like speaking pace and emotionally responsive replies.
Allows users to manually select the reasoning depth of the model — from lighter, faster responses to extended deep reasoning — depending on the complexity and accuracy requirements of their query.
Organizations can configure custom MCP (Model Context Protocol) connectors with search and fetch functionality to bring internal tools and proprietary content into ChatGPT's company knowledge experience.
Native connectors let users search and retrieve content from Gmail, Google Calendar, Google Contacts, Microsoft Teams, Outlook email and calendar, and GitHub directly within ChatGPT chat.
Business and Enterprise plans include encryption at rest and in transit, with business conversation data excluded from model training by default.
For anyone wanting to try ChatGPT at no cost, with limited access to models and features
For individuals who use ChatGPT frequently and want expanded access at an affordable price
For individual power users who need reliable, fast, and feature-rich AI access
For heavy users who need 5x higher usage than Plus for high-stakes or complex work
For professionals and technical users who need maximum performance with 20x higher usage than Plus
For teams and growing businesses wanting a shared collaborative workspace (2+ users, billed annually; $25/user/month billed monthly)
For large organizations needing enterprise-grade security, compliance, and support at scale (contact sales for pricing)
ChatGPT is now the category benchmark at 900M weekly users — concentration risk is the only real board question.
“ChatGPT hit 900 million weekly active users by February 2026 and a $852B valuation in March — this is the category-defining AI product. The real buying work is defending single-vendor concentration on OpenAI to the board against Claude, Gemini, and Copilot.”
ChatGPT is the only AI product procurement teams already know by name. 900 million weekly users by February 2026 and a $852B March valuation — this is the category benchmark every other AI vendor sells against.
GPT-5 became the default model in August 2025, and the Atlas browser shipped that October. Business at $25/seat clears the procurement bar with SOC 2, encryption, and a no-training default. Custom MCP Connectors let security teams wire in proprietary knowledge — that's the feature Claude and Gemini are still racing to match.
Defending the choice to the board in 18 months is the real work. Every CIO peer hedges across two vendors — ChatGPT against Anthropic's Claude, Google Gemini, or Microsoft Copilot. The tradeoff is concentration risk versus the best frontier model. Standardize ChatGPT Business now; keep one alternative warm for renewal.
Leading position holds but Anthropic Claude and Google Gemini are closing on frontier parity.
Board-safe choice — every Fortune 500 peer is already deploying ChatGPT Business or Enterprise.
Fastest product ever to 100M users; productivity payback is visible within weeks at $25/seat.
GPT-5 as default plus Atlas, Codex, and Custom MCP Connectors advance any org beyond chat into workflow surfaces.
$852B March 2026 valuation, 50 million paying subscribers, and SoftBank-led $122B round make 3-year existence a non-question.
Companies who want the frontier AI assistant standardized across the org.
Buyers who need multi-vendor AI hedging from day one.
OpenAI's moat is shifting from model lead to distribution scale and Atlas-mediated workflow capture.
“GPT-5.5 plus ChatGPT Atlas plus the Codex agent push this past chatbot into the OS-layer for knowledge work. The catch for a Chief AI Officer is single-vendor concentration at an $852B valuation against Claude's IP-safe enterprise lane and Microsoft Copilot's bundled distribution.”
Distribution is now the moat. OpenAI hit roughly $2B monthly revenue and an $852B valuation in March 2026, with enterprise crossing 40% of revenue mix. For a Chief AI Officer planning a 3-year platform bet, GPT-5.5's benchmark lead matters less than whether ChatGPT becomes the default knowledge-work surface.
The product surface signals the strategy. ChatGPT Atlas — OpenAI's Chromium-based browser, currently macOS-only — folds agent mode, Codex, and Custom MCP Connectors into one workflow shell. Enterprise tier ships encryption at rest plus a no-training default. Business at $25/user/month against Microsoft Copilot's $30 bundle inside M365 is the real pricing fight.
However, the strategic catch is concentration risk. Anthropic's Claude holds the IP-safe enterprise lane, Gemini ships bundled free into Google Workspace, and the April 2026 Microsoft rewrite capped OpenAI's 20% revenue share through 2030. Single-vendor depth here trades optionality for a real capability ceiling.
Sits as the category-defining brand for conversational AI ahead of Claude, Gemini, and Copilot in mindshare.
Enterprise tier with no-training defaults and SOC controls matches how senior CTOs evaluate AI vendors.
Custom MCP Connectors, Gmail/GitHub/Outlook connectors, and Codex IDE hooks span the senior stack.
A 3-year bet on ChatGPT locks workflow into a $852B vendor with capped Microsoft revenue share through 2030.
GPT-5.5 leadership plus Atlas, Codex, agent mode, and MCP connectors show platform-grade strategic depth.
Chief AI Officers standardizing one AI surface across knowledge work.
Enterprises requiring multi-model neutrality or on-premise deployment.
Business at $20/seat sits at the category floor, but Pro at $200 is a procurement memo.
“ChatGPT Business runs $20/seat annual or $25 monthly with no SSO tax, putting it at the category floor on sticker. Pro at $200 is the upgrade procurement will question every renewal.”
The procurement conversation lands on one line: Pro at $200/month. Plus runs $20. Business sits at $20/seat annual or $25 monthly with a two-seat floor. Enterprise quotes north of $40/seat once the 150-user minimum kicks in.
Run the math on 50 seats annual: 50 × $20 × 12 = $12,000/year. Claude Team runs $25/seat at a five-seat minimum. Microsoft 365 Copilot adds $30/seat onto an existing M365 license. Gemini Business at $20/seat ships with Workspace. ChatGPT sits at the sticker floor.
No-training default, SAML SSO, and SCIM all included at Business — rare to see SSO un-taxed in this category. But Pro at $200/month is the line procurement won't sign without a usage memo. The catch is the unmodelable upgrade: one Codex-heavy engineer on Pro costs the same as eight Plus seats.
SAML SSO, SCIM, and no-training-on-data ship at Business — rare un-taxed governance bundle.
Monthly billing available on every tier; two-seat Business minimum is fair, 150-seat Enterprise floor is steep.
All consumer and Business tiers published; Enterprise is quoted, which is category norm.
Measurable on coding and writing throughput, but Codex and Agent usage caps aren't published per seat.
Business annual at $20/seat is the floor, but Pro at $200 creates an unmodelable upgrade risk.
Teams who standardize on one assistant across writing and code.
Buyers who need predictable seat costs without per-user upgrade risk.
Codex parallel tasks and the Atlas agent decide whether ChatGPT becomes a daily toolchain or just a tab.
“ChatGPT's Codex agent, Atlas browser, and Memory persistence push it past chat-window territory into a daily-driver toolchain. The catch is gated availability — Atlas is macOS-only and agent runs cap at 40 tasks per month on Plus.”
Codex runs multiple coding tasks in parallel from the macOS app, reviews diffs, and pushes to GitHub — that's a real workflow lever, not a chat-window demo. Claude Code wins on long-context refactors, but ChatGPT's Codex integrates with VS Code and Cursor directly, so the IDE handoff stays one keystroke.
Atlas, the Mac-only browser launched October 21, 2025, puts ChatGPT in a sidebar with browser memory and Agent Mode. The catch: Windows isn't out yet, and Operator-style agent runs cap at 40 tasks per month on Plus before the $0.75 per-task overage kicks in.
Projects bundle chats and uploaded files under shared instructions, which beats Gemini's looser context handling for ongoing work. Memory persists across conversations but surfaces opaquely — the docs don't show which facts were stored without opening the Manage Memory pane. Custom GPTs remain the discoverability win Microsoft Copilot still can't match.
Codex parallel tasks, Projects, and Memory hold up past the demo glow for daily knowledge work.
Help Center release notes track model and feature changes weekly with concrete usage caps.
Memory surfaces opaquely, agent caps bite on Plus, and Atlas remains macOS-only at launch.
Custom GPTs, Thinking Level toggle, and Custom MCP Connectors give power users real levers.
Third-Party Connectors cover Gmail, Calendar, Teams, GitHub, Outlook, with VS Code and Cursor for code.
Practitioners who run code, research, and documents across one assistant daily.
Teams who need on-prem deployment or guaranteed Windows-first feature parity.
ChatGPT is the AI tool the rest of the family already knows by name.
“GPT-5 as the default with a Thinking Level toggle is the kind of detail that makes the chat input feel finished. Atlas is macOS-only and Operator's agent mode is rationed, but the everyday parts are unfussy in a way competitors haven't matched.”
The model picker is the thing — GPT-5 default with the Thinking Level toggle for when you need it slower and more careful. Most chatbots make you guess. ChatGPT puts the dial in the chat input where everyone can find it.
Custom GPTs are on the Free tier now, which is wild — Claude charges for a Project, Gemini hides Gems behind a settings screen. The catch is Atlas browser is macOS-only and Operator agent mode is rationed: 40 messages a month on Plus at $20, 400 on the $200 Pro plan.
Three months in, the thing that holds up is how unbothered it is. Advanced Voice Mode picks up where you stopped. Projects keep the files you uploaded last Tuesday. The mobile app is a real app — not a read-only mirror like a lot of "AI for everyone" pitches.
GPT-5 default plus the Thinking Level toggle and Advanced Voice Mode are details the team obviously sweated.
Chat input works on day one; Projects, Custom GPTs, and Operator add depth without forcing a tutorial.
Native iOS and Android apps support Voice Mode and file uploads — not the read-only mirror most AI tools ship.
Free tier includes Custom GPTs and GPT-5.3 Instant, so the first ten minutes feel like welcome, not paywall.
Mature platform with autosave-feeling Projects and consistent voice handoff, though peak-load capacity dips still happen.
Everyday users who want one chatbot that handles writing, code, and voice without setup friction.
Teams who need agent automation on Windows or Linux today.
Category default with structural risk — Azure exclusivity ended April 2026, IP indemnification still gated to Enterprise.
“ChatGPT remains the category default with GPT-5 auto-routing and a $20/month Plus tier, but the Microsoft renegotiation in April 2026 capped revenue share at $38B and ended Azure exclusivity. IP indemnification is still gated to Enterprise — Plus and Pro buyers carry their own copyright exposure.”
Category default. GPT-5 auto-switching for logged-in users, $20/month Plus tier anchoring the consumer market. Hard to dislodge from here.
But structural risks are real. Microsoft renegotiated the partnership on April 27, 2026 — Azure exclusivity gone, revenue share capped at $38B through 2032. The Altman ouster in November 2023 happened. The board reshuffle happened. IP indemnification is gated to Enterprise — Plus and Pro carry their own copyright exposure. Anthropic Claude ships indemnification on lower tiers.
The catch: none of this dislodges the category leader in 12 months. Brand gravity, ChatGPT Agent, Codex, the Projects workspace — feature breadth Google Gemini still trails on. Could go either way past 2028. For now, the default that gets bought anyway.
Distribution plus feature breadth — Agent, Codex, Advanced Voice Mode, Projects — that Google Gemini and Anthropic still trail on.
Projects, custom MCP connectors, and Codex integrations create real switching cost beyond raw chat export.
Governance shocks and the Microsoft renegotiation are real, but the $250B Azure commitment and revenue scale support a 3-year bet.
GPT-5 auto-switching claim matches the product page, but the "best of all models" framing is marketing voice on a real consolidation.
Category was supposed to commoditize fast — ChatGPT held the lead two-plus years past category entry, against the failed-incumbent pattern.
Individuals who need the broadest default consumer AI.
Enterprises who require IP indemnification at lower tiers.
Common questions answered by our AI research team
ChatGPT Plus is $20/month and includes GPT-5, 80 messages per 3 hours, unlimited DALL-E, Advanced Voice Mode, Code Interpreter, and the Custom GPT builder.
Plus is $20/month with usage caps; Pro is $200/month with unlimited GPT-5 (including the o-series reasoning models) and higher concurrency for power users.
Yes. Advanced Voice Mode is available on Plus and above with low-latency two-way conversation in multiple languages.
Yes. Third-party Connectors integrate Gmail, Google Calendar, Microsoft Teams, GitHub, and Outlook directly into ChatGPT for cross-tool answers.
Yes. Enterprise includes SSO, SOC 2 compliance, admin analytics, and contractual data privacy guarantees that exclude your prompts from model training.
Company
OpenAIFounded
2015Location
San Francisco, CAPricing
From $20/moFree Plan
AvailableOpenAI is an AI research and deployment company based in San Francisco, known for the GPT series of large language models and the ChatGPT product.
