slack.com

Slack is a workplace messaging and collaboration platform for channels, direct messages, files, workflows, and enterprise administration. It also provides APIs and AI connectivity features so apps and agents can read and act on Slack data.

7 integrations · MCP · REST · CLI

Slack exposes HTTP APIs for the Web API, SCIM, Audit Logs, Legal Holds, an MCP server at `https://mcp.slack.com/mcp`, and the Slack CLI; developer access is authenticated with Slack app OAuth tokens or CLI login.

discovered 1d ago

MCP servers2

MCP serverdetectedmcp
Slack MCP Serverdiscoveredstreamable-http

REST · OpenAPI4

Slack Web APIdiscoveredrest
Slack SCIM APIdiscoveredrest
Slack Audit Logs APIdiscoveredrest
Slack Legal Holds APIdiscoveredrest

CLI1

Slack CLIdiscoveredslack

Credentials

Slack app OAuth client and access tokensoauth2$ slack login

Acquired by the CLI — running slack login opens the auth flow and stores the credential.

conventions · 1/8 published

integrations.json✗/.well-known/integrations.json
llms.txt✓https://slack.com/llms.txt
API catalog✗/.well-known/api-catalog
OpenAPI document✗/api/schema/, /openapi.json, /swagger.json, /api/openapi.json, or /v1/openapi.json
MCP server card✗/.well-known/mcp/server-card.json
OAuth protected resource✗/.well-known/oauth-protected-resource
Agent card✗/.well-known/agent-card.json
Agent skills✗/.well-known/agent-skills/index.json

Publish these signals → /publishing