Slack Web API

Business & Productivity

Post messages, manage channels, and build bots inside Slack workspaces.

Slack Web API is listed in Business & Productivity.

Auth OAuth Pricing Freemium URL https://slack.com Docs https://api.slack.com/web

Key metrics

3/min Rate limit Free with a bot/app token: Web API methods are rate-limited by tier (Tier 3 ~50+ req/min). No cost on the free Slack plan.

No gotchas documented yet. Contribute one if you know a constraint we missed.

OAuth

OAuth

Requires an OAuth authorization flow — heavier to wire into an agent.

messaging chat bots collaboration notifications