Microsoft Copilot

Microsoft Copilot — Embedded AI Layer Across Windows, Edge, Microsoft 365 & Business Data ( Copilot Pro Retired Aug 2026)

Microsoft Copilot (consumer copilot.microsoft.com + Windows Copilot + Edge sidebar + Microsoft 365 Copilot add-on; evolved from Bing Chat 2023) active 2026-08, no discontinuation. Copilot Pro (the old $20/mo consumer seat) was retired 1 Aug 2026​ — replaced by Microsoft 365 Premium at $19.99/mo; that is a SKU retirement, not a product shutdown. Multi-model backend now (OpenAI GPT-5.x series + Anthropic Claude in Excel/PPT, Claude Sonnet 4.5 available as agent option in some tenants, Microsoft in-house MAI in progress), not “just ChatGPT inside Office” anymore. Category ai-productivity-data; pipeline_stage none. Killer differentiator = native grounding in Microsoft Graph (SharePoint/OneDrive/Exchange/Teams/Outlook) respecting per-user ACLs + in-app side panel in Word/Excel/PPT/Outlook/Teams + Windows OS-level voice/vision + Copilot Studio agent building; not ChatGPT (no live Graph grounding, paste-context-only), not Google Gemini for Workspace (Gemini bundled free into Workspace, Copilot is $30/seat add-on on top of M365 base), not GitHub Copilot (code IDE-only, separate product), not Notion AI (docs-only, no OS/Excel/Teams). 2026 trap: business price is an add-on, not all-in — $18–30/seat Copilot + $7–38/seat M365 base = $34–90/all-in, Cowork/Agent Mode + Copilot Studio agents are usage-metered on top​ ($0.01/msg or $200/25k msgs), free consumer tier has no Graph/file access, Excel COPILOT() function hallucinates on deterministic asks​ (Microsoft’s own docs warn against financial/legal use), Aug 2026 killed consumer Podcasts/Group Chat/Deep Research, enterprise adoption lags (Amgen/Bain-style “paid but staff default to ChatGPT” pattern), Recall on Copilot+ PCs shipped opt-in only after privacy backlash.

1. One-line positioning

Microsoft Copilot = the AI that already lives inside the apps your company opens at 9am, not a chatbot you choose to open: free copilot.microsoft.com / Edge sidebar / Windows Win+C for web chat, voice, Think Deeper, Imagine image gen, shopping, vision-on-screen → sign into Microsoft 365 Premium ($19.99) for Copilot inside Word/Excel/PPT/Outlook/OneNote with higher limits + Researcher/Analyst agents → buy Microsoft 365 Copilot Business ($18–21/seat/yr-commit) or Enterprise ($30/seat/yr) on top of a qualifying M365 base license to ground in Graph, summarize Teams meetings, draft from SharePoint, triage inbox across calendar+meetings, build agents in Copilot Studio → Agent 365 / E7 Frontier Suite for governed multi-agent fleets. Fits ai-productivity-data; pipeline_stage none (chat→ground→draft→agent→govern). For M365-heavy orgs that want AI without new logins or connector plumbing, it’s the path of least resistance; for best standalone reasoning/model quality, ChatGPT/Claude still win.

2. Core features

3. Pricing (2026-08, USD)

pricing_type = freemium-plus-consumer-suite-plus-per-seat-addon-plus-usage-metered-agents; starting_price = $0; free_tier = "yes; copilot.microsoft.com + Edge + Windows + mobile chat/voice/think-deeper/imagine, no Microsoft Graph/file grounding, usage caps, no app-embedded Copilot, no commercial workspace"; pricing_note = "copilot-ex-bing-chat-2023-active-2026-no-shutdown; copilot-pro-retired-2026-08-01-replaced-by-m365-premium-19.99-not-shutdown; business-18-promo-21-list-30-ent-per-seat-ADDON-not-all-in-base-7-38-extra-true-34-90-seat; copilot-studio-0.01-msg-or-200-25k-metered; cowork-agent-mode-usage-billed; aug-2026-consumer-podcasts-group-chat-deep-research-retired; eu-efta-uk-claude-default-off-data-leaves-eu-boundary"

4. Access Type

access_type: web-app-plus-windows-plus-edge-plus-mobile-plus-m365-addin-no-standalone-ide

access_display: copilot.microsoft.com · 🪟 Windows 11 Copilot (Win+C, Copilot+ NPU on-device) · 🧭 Edge sidebar (tab/PDF/video summarize) · 📱 iOS/Android app · 📎 Word/Excel/PPT/Outlook/Teams/OneNote in-app panel (paid tiers) · 🔌 Copilot Studio (agent build) · no standalone desktop IDE (GitHub Copilot is separate)

5. Reviews (2026)

Praise: zero new login for M365 shops, Graph grounding respects ACLs (won’t leak files you can’t open), meeting recap + inbox triage genuinely save knowledge-worker hours, Word/Outlook drafting solid for first-pass, Windows/Edge integration convenient, Copilot Studio lets non-devs ship agents, Purview/DLP/sensitivity-label governance mature.

Gripes: Excel quantitative work unreliable​ (hallucinated formulas, wrong sorts, non-deterministic), agent mode “confidently incomplete”, $30/seat on top of base license with murky ROI, Cowork/Studio usage bills creep, free consumer tier no file access + Aug 2026 killed Podcasts/Group Chat/Deep Research, branding churn (Bing Chat→Copilot→M365 Copilot→Copilot Chat) confuses buyers, standalone chat trails ChatGPT/Claude on reasoning/creative, Recall privacy saga left durable distrust, adoption depends on tenant data hygiene (bad SharePoint = bad outputs).

6. Best for / Not for

7. Competitors