Quick Summary
Slack
Slack app with Block Kit and threads
- Socket Mode (no public URL needed)
- Block Kit formatting
- Thread support
Microsoft Teams
Enterprise Teams integration via Microsoft SDK
- Enterprise SSO
- Microsoft 365 integration
- Adaptive Cards
Capability Comparison
| Capability | Slack | Microsoft Teams |
|---|---|---|
| Direct Messages | ✓ Yes | ✓ Yes |
| Group Chats | ✓ Yes | ✓ Yes |
| Media Messages | ✓ Yes | ✓ Yes |
| Voice Messages | — No | — No |
| Reactions | ✓ Yes | ✓ Yes |
| Thread Support | ✓ Yes | ✓ Yes |
| Native Commands | ✓ Yes | ✓ Yes |
| Text Limit | 4000 chars | 4000 chars |
| Protocol | @slack/bolt | @microsoft/agents-hosting |
Access Control Policies
Slack
DM Policies
allowlistpairingopen
Group Policies
allowlistopen
Microsoft Teams
DM Policies
allowlistopen
Group Policies
allowlistopen
Best Use Cases
Choose Slack for:
- Workplace AI assistant
- Team productivity
- DevOps automation
- Customer support
Choose Microsoft Teams for:
- Enterprise AI assistant
- Corporate automation
- IT support bot
- HR automation
Use with AI Providers
Both channels work with all OpenClaw AI providers:
Anthropic
OpenAI Codex
Google Gemini
OpenRouter
Ollama
AWS Bedrock
Frequently Asked Questions
Which is better for AI assistants, Slack or Microsoft Teams?
Both work well with OpenClaw. Slack is better for workplace ai assistant, while Microsoft Teams excels at enterprise ai assistant. Consider your audience and feature requirements.
Can I use both Slack and Microsoft Teams with OpenClaw?
Yes! OpenClaw supports multiple channels simultaneously. You can connect the same AI assistant to both Slack and Microsoft Teams, allowing users to interact through their preferred platform.
Which has better group chat support?
Both support group chats. Slack uses allowlist, open policies, while Microsoft Teams uses allowlist, open.