Glean vs Microsoft Copilot vs Writer (Palmyra)
A side-by-side look at scores, pricing and features — with RECATOOLS' ASEAN-aware verdict for each.
Glean
Enterprise search and AI assistant for work
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Writer (Palmyra)
Enterprise AI agents on Palmyra LLMs, built for regulated industries
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| RECATOOLS Score | 7.8 / 10 | 8.5 / 10 | 7.8 / 10 |
| Capability | |||
| Value for money | |||
| Ease of use | |||
| ASEAN readiness | |||
| API quality | |||
| Pricing | Enterprise | Freemium | Enterprise |
| Free tier | — | Free on Bing, Edge, Windows and the Copilot apps | 14-day free trial (Starter); no permanent free tier |
| Paid from | Enterprise custom; reported ~$50-75/user/month, ~100-seat minimum | Microsoft 365 Premium ~$19.99/mo; M365 Copilot $30/user/mo (Business from $18/mo promo) | Starter from $29/user/month (annual); Enterprise custom pricing |
| Has API | ✓ | ✓ | ✓ |
| Open source | ✗ | ✗ | ✗ |
| Free to use | ✗ | ✓ | ✗ |
| Users | $300M ARR as of May 2026 (customer count not officially disclosed | ~420M monthly active users across all Copilot surfaces (Microsoft, Q1 2026) | Hundreds of enterprise customers; $47–84M ARR (2024) |
| Founded | 2019 | 2023 | 2020 |
| Maker | — | Microsoft | Writer, Inc. |
| Verdict | Glean is a leading enterprise work-AI platform: it indexes a company's SaaS apps (email, docs, tickets, chat, code) into a permissions-aware search and assistant, with an agent-building layer on top. Its strengths are co... |
Copilot is the AI most office workers meet first, simply because it's already inside Windows, Word, Outlook and Teams rather than living in a separate tab. The free tier covers basic chat and summarizing; Microsoft 365 C... |
Writer earns its enterprise price tag if you're in a regulated industry. Palmyra X5's 1M-token context, the Knowledge Graph RAG layer, and a prebuilt agent library cut real integration time compared to duct-taping OpenAI... |
| Full review → | Full review → | Full review → |
Comparisons cover up to 4 tools. Scores are RECATOOLS editorial assessments; verify current pricing on each vendor's site.