AI Tool WatchUse It on My Surfaces
Can be accessed across the surfaces that matter to the user, such as web, desktop, mobile, terminal, API, or embedded environments.
Definition
What counts
- access on distinct user surfaces
- native or embedded interface availability
- API or terminal availability when relevant
What doesn't count
- a capability claim with no actual surface support
- broad branding claims with no surface detail
Product Availability (6 products)
ChatGPT
Chat
ChatGPT's core text conversation is **available on all plans including free** at chatgpt.com, with apps for iOS, Android, Windows, and macOS. Free and Go users now get **GPT-5.4 Mini** (via the Thinking menu); Plus unlocks **GPT-5.4 Thinking**; Pro gets **GPT-5.4 Pro** with 1M context. **GPT-5.4 Nano** is **API-only** ($0.20/1M input tokens). GPT-5.2 Thinking moved to Legacy Models with a 90-day retirement window.
Access: free
| Plan | Available | Notes |
|---|---|---|
| Free | ✓ | |
| Go | ✓ | |
| Plus | ✓ | |
| Pro | ✓ | |
| Team | ✓ | |
| Enterprise | ✓ |
Surfaces: Windows macOS iOS Android web API
Verified: 2026-03-21
Claude
Claude Code
Claude Code is Anthropic's agentic coding tool. It requires **Pro subscription at minimum—that's $20/month**. Available as a terminal CLI and a **native VS Code extension** (out of beta), plus Xcode integration via the Claude Agent SDK. No JetBrains plugin yet, but JetBrains AI Assistant integrates Claude models.
Access: paid
| Plan | Available | Notes |
|---|---|---|
| Free | ✗ | |
| Pro | ✓ | |
| Max 5x | ✓ | |
| Max 20x | ✓ | |
| Team | ✓ | |
| Enterprise | ✓ |
Surfaces: Windows macOS Linux terminal API
Verified: 2026-03-22
Chat
Claude's core text conversation is **available on all plans including free** at claude.ai, with apps for macOS, iOS, and Android plus desktop clients. The free tier includes Claude Sonnet 4.6 with usage caps; Pro and higher unlock Opus access and significantly higher limits.
Access: free
| Plan | Available | Notes |
|---|---|---|
| Free | ✓ | |
| Pro | ✓ | |
| Max 5x | ✓ | |
| Max 20x | ✓ | |
| Team | ✓ | |
| Enterprise | ✓ |
Surfaces: Windows macOS Linux iOS Android web API
Verified: 2026-03-20
Microsoft Copilot
Copilot in Office Apps
Copilot in Word, Excel, PowerPoint requires **Copilot Pro ($20/mo) or M365 Copilot ($30/user/mo)**. Free Copilot doesn't include Office integration.
Access: paid
| Plan | Available | Notes |
|---|---|---|
| Free | ✗ | |
| Copilot Pro | ✓ | |
| M365 Copilot | ✓ |
Surfaces: Windows macOS iOS Android web
Verified: 2026-03-22
Chat
Microsoft Copilot's core text chat is **free at copilot.microsoft.com** — no account required for basic access. Sign in with a Microsoft account for chat history, longer conversations, and voice. Native apps available on Windows, macOS, iOS, and Android.
Access: free
| Plan | Available | Notes |
|---|---|---|
| Free | ✓ | |
| Copilot Pro | ✓ | |
| M365 Copilot | ✓ |
Surfaces: Windows macOS iOS Android web
Verified: 2026-03-22
Gemini
Gemini in Workspace (Docs, Sheets, etc.)
Gemini integrates directly into Google Docs, Sheets, Slides, and Drive. **March 2026 beta rollout** adds 'Help me create' in Docs (instant drafts from files/emails), 'Fill with Gemini' in Sheets (auto-populate tables), new slide creation in Slides, and AI Overviews + 'Ask Gemini' in Drive. **Requires AI Pro ($19.99/mo), AI Ultra ($249.99/mo), or Workspace add-on.** Drive features are US-only for now; full deck generation in Slides is coming soon.
Access: paid
| Plan | Available | Notes |
|---|---|---|
| Free | ✓ | |
| AI Pro | ✓ | |
| AI Ultra | ✓ | |
| Workspace add-on | ✓ |
Surfaces: Windows macOS iOS Android web API
Verified: 2026-03-15
Chat
Gemini's core text Q&A is **available for free** at gemini.google.com to anyone with a Google account, in 230+ countries on web and 150+ countries on mobile. Free tier uses **Gemini 3 Flash**; AI Pro and Ultra unlock **Gemini 3.1 Pro** with higher limits. **Gemini side panel now available in Chrome** (Jan 2026) with Auto Browse for AI Pro/Ultra subscribers.
Access: free
| Plan | Available | Notes |
|---|---|---|
| Free | ✓ | |
| Google AI Plus | ✓ | |
| Google AI Pro | ✓ | |
| Google AI Ultra | ✓ | |
| Workspace add-on | ✓ |
Surfaces: iOS Android Chrome web API
Verified: 2026-03-21
Grok
Grok Chat
Grok is xAI's chatbot, available through X (Twitter) or via grok.com. **No official desktop apps exist**—access is via web, iOS, or Android. **Free users get very limited access; Premium ($8/mo) unlocks regular use.** SuperGrok at $30/mo gets you the highest limits.
Access: paid
| Plan | Available | Notes |
|---|---|---|
| Free | ✓ | |
| Premium | ✓ | |
| Premium+ | ✓ | |
| SuperGrok | ✓ |
Surfaces: Windows macOS Linux iOS Android web API
Verified: 2026-03-24
Perplexity
Chat
Perplexity's core search-and-answer experience is **free with unlimited basic queries** at perplexity.ai, on iOS, Android, the web, a Chrome extension, and via the Comet desktop app. **Free users get full access to web-grounded Q&A**; Pro unlocks more powerful models and unlimited Pro searches.
Access: free
| Plan | Available | Notes |
|---|---|---|
| Free | ✓ | |
| Pro | ✓ | |
| Max | ✓ | |
| Enterprise Pro | ✓ |
Surfaces: Windows macOS iOS Android Chrome web API
Verified: 2026-03-07
Also Known As
AI desktop app, mobile app, API access, browser extension, platform availability