ChatGPT (incl. Work & Codex) vs Microsoft Copilot
Last checked 2026-10-15
Based on published features, pricing and documentation, checked 2026-10-15. No hands-on testing. No hands-on testing; this compares published information only.
| ChatGPT (incl. Work & Codex) | Microsoft Copilot | |
|---|---|---|
| Vendor | OpenAI | Microsoft |
| Summary | General assistant with Chat, Work (agent for long multi-step tasks and deliverables; replaced agent mode) and Codex (coding agent across app, editor, terminal and cloud). | Consumer assistant with Deep Research and Think Deeper; with Microsoft 365 plans it works inside Word, Excel, PowerPoint and Outlook. |
| Free tier | Yes (verified) | Not verified |
| Cheapest verified paid plan | See official site | Microsoft 365 Business Standard with Copilot: $23.50 user/mo (paid yearly) (www.microsoft.com/en-us/microsoft-365/copilot/pricing) |
| Plans | Free: Free Go: See official site Plus: See official site Pro: See official site Business / Enterprise: See official site | Copilot (free): See official site Microsoft 365 Business Standard with Copilot: $23.50 user/mo (paid yearly) Microsoft 365 Business Premium with Copilot: $32.00 user/mo (paid yearly) |
| Capabilities | Chat, Web search, Agent: multi-step tasks, Scheduled tasks, Cloud browser, Docs/slides/spreadsheets, Image generation, Voice, Coding agent (Codex), Cloud coding tasks, PR review, Computer use (Codex), App connectors | Chat, Deep Research, Think Deeper, Image creation, Voice, Word/Excel/PowerPoint/Outlook, Researcher & Analyst agents (M365 Premium) |
| Rubric score | 88/100 | 72/100 |
| Sources | help.openai.com/en/articles/20001275-chatgpt-work-and-codex chatgpt.com/codex/ chatgpt.com/pricing | www.microsoft.com/en-us/microsoft-copilot/for-individuals/features www.microsoft.com/en-us/microsoft-365/copilot/pricing |
Tasks both are listed for (71)
- Rewrite for tone
- Summarize a long document
- Proofread and fix grammar
- Outline a long-form article
- Cited quick answers
- Deep research report
- Literature scan
- Compare products or vendors
- Draft a runbook
- Draft support replies
- Summarize a ticket thread
- Build an FAQ from tickets
Only ChatGPT (incl. Work & Codex) (39)
- Draft in a shared canvas
- Style-guide enforcement
- Explain unfamiliar code
- Write unit tests
- Fix a failing build
- Refactor across files
- Automated PR review
- Issue to pull request
- Generate a regex or SQL query
- Research from your own files