Slack
Pro Plan
Slack Pro unlocks full message history, unlimited integrations, and group huddles.
Business Messaging
Shared Technologies & Standards
SOC 2 Type II Certification
AICPA (American Institute of CPAs)
GDPR Compliance
European Union
OAuth 2.0 / OpenID Connect
IETF / OpenID Foundation
SAML 2.0 / Enterprise SSO
OASIS Standards
TOTP / Multi-Factor Authentication
IETF (RFC 6238)
REST API / HTTP Standards
Roy Fielding (W3C/IETF)
HTTPS / TLS 1.3
IETF (RFC 8446)
OpenAI API (GPT-4o, o1)
OpenAI
Plan Features & Specifications
| Price | $7.25/user/month (billed annually) |
| Message History | Unlimited message history |
| Integrations | Unlimited app integrations |
| Group Calls | Group audio/video calls (up to 50 participants) |
| Storage | 10 GB storage/user |
| Workflows | Unlimited workflow automations |
| Slack A I | Slack AI add-on available |
| Canvas | Slack Canvas (collaborative docs) |
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