Here are some of the best AI productivity and collaboration suites for cross-team document editing and meeting summaries, grouped by what they do best.

Top all-around suites

1. Microsoft 365 Copilot

Best for: Large organizations already using Word, Teams, Outlook, and SharePoint
Why it stands out:

• AI-assisted editing in Word, PowerPoint, and Excel
• Strong meeting summaries in Teams, including action items and recap
• Excellent cross-team collaboration through Microsoft 365 ecosystem
• Enterprise-grade security, permissions, and compliance

Watch for: Best value if your company is already deep in Microsoft tools.

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2. Google Workspace + Gemini

Best for: Teams that live in Docs, Gmail, Meet, and Drive
Why it stands out:

• AI help for drafting, rewriting, and summarizing in Docs and Gmail
• Strong collaboration in shared documents
• Google Meet can generate summaries and notes depending on plan/features
• Easy real-time coauthoring across teams

Watch for: Best if your workflow is cloud-first and highly collaborative.

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3. Notion AI

Best for: Fast-moving teams that want docs, knowledge base, and meeting notes in one place
Why it stands out:

• Great for cross-team documentation and internal wikis
• AI can summarize meeting notes, rewrite content, and generate action items
• Flexible pages/databases for project coordination
• Easy to centralize knowledge across departments

Watch for: Not ideal as a full email/calendar suite; stronger as a team knowledge hub.

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Best for meeting-heavy teams

4. Zoom AI Companion

Best for: Teams already using Zoom heavily
Why it stands out:

• Meeting summaries, action items, and catch-up notes
• Useful for recaps across distributed teams
• Integrates with Zoom Meetings and Team Chat

Watch for: Best if Zoom is already your default meeting platform.

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5. Slack + AI features / Slack Canvas ecosystem

Best for: Teams that coordinate primarily in Slack
Why it stands out:

• AI summaries for channels, threads, and recaps
• Helps reduce context switching across teams
• Useful for summarizing long discussions and extracting next steps

Watch for: Better for collaboration and communication than full document editing.

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Best document-centric collaboration tools with AI

6. Coda AI

Best for: Teams that want docs + workflows + lightweight apps
Why it stands out:

• Combines docs, tables, and workflow automation
• AI can draft content, summarize, and organize information
• Strong for cross-functional project docs and decision logs

Watch for: Slightly more setup than simpler doc tools.

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7. Confluence + Atlassian Intelligence

Best for: Engineering, product, and ops teams using Jira/Confluence
Why it stands out:

• Great for internal documentation and structured knowledge
• AI can summarize pages, generate content, and help find information
• Good integration with Jira for project context

Watch for: Best for teams already in Atlassian.

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8. ClickUp AI

Best for: Teams wanting docs, tasks, and project tracking in one place
Why it stands out:

• AI for writing, summarizing, and task generation
• Useful for turning meeting notes into action items
• Strong task/document linkage for cross-team execution

Watch for: Can feel broad; best when you want work management plus docs.

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Best specialized meeting-summary tools

If your main pain is meeting notes rather than document collaboration:

9. Otter.ai

• Excellent live transcription and summaries
• Good for notes, follow-ups, and searchable meeting history
• Works well for individual and team note-taking

10. Fireflies.ai

• Strong meeting transcription, summaries, and action-item extraction
• Good integrations with Zoom, Teams, Google Meet, Slack, and CRMs
• Useful for teams that want automated note capture across many meetings

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Quick recommendations by scenario

• Best overall enterprise suite: Microsoft 365 Copilot
• Best for cloud-native collaboration: Google Workspace + Gemini
• Best for internal knowledge/docs: Notion AI
• Best for meeting summaries: Zoom AI Companion or Fireflies.ai
• Best for structured team docs + workflows: Coda AI
• Best for engineering/product teams: Confluence + Atlassian Intelligence
• Best for task + doc management: ClickUp AI

What to prioritize when choosing

Look for:

• Real-time coediting
• Meeting summaries with action items
• Permissioning and admin controls
• Cross-tool integrations (calendar, chat, docs, task manager)
• Search across documents and meeting notes
• Security/compliance if you’re in a regulated industry

If you want, I can also give you:

1. a side-by-side comparison table,
2. the best options for a small team vs enterprise, or
3. recommendations based on your current stack (Microsoft, Google, Slack, Zoom, etc.).