{"generatedAt":"2026-10-24T12:11:27.697Z","canonicalUrl":"https://agentbreakwatch.vercel.app/p/slack-mcp-server","llmsTxtUrl":"https://agentbreakwatch.vercel.app/p/slack-mcp-server/llms.txt","categoryHub":{"slug":"productivity-docs","title":"Productivity, Notion, Slack, Jira & Docs MCP Servers","url":"https://agentbreakwatch.vercel.app/c/productivity-docs"},"tldrVerdict":"Slack MCP Server (slack-mcp-server) is currently at v1.3.0 on NPM (published 2026-05-14), with a 90-day Stability Score of 86/100 (B+) and MEDIUM schema drift risk. recent release v1.3.0 (up from v1.2.3) updates Productivity & Docs MCP tool schemas and transport handling (0 releases in last 90d). Pin exact version v1.3.0 in .mcp.json to avoid silent parameter drift.","package":{"slug":"slack-mcp-server","packageName":"slack-mcp-server","registry":"npm","kind":"mcp","subcategory":"Productivity & Docs MCP","displayName":"Slack MCP Server","vendor":"korotovsky","githubRepo":"korotovsky/slack-mcp-server","breakingSummary":"recent release v1.3.0 (up from v1.2.3) updates Productivity & Docs MCP tool schemas and transport handling (0 releases in last 90d). Pin exact version v1.3.0 in .mcp.json to avoid silent parameter drift.","schemaDriftRisk":"medium","affectedSymbols":["slack-mcp-server","tools/list","tools/call"],"migrationBefore":"\"slack-mcp-server\": {\n  \"command\": \"npx\",\n  \"args\": [\"-y\", \"slack-mcp-server@latest\"]\n}","migrationAfter":"\"slack-mcp-server\": {\n  \"command\": \"npx\",\n  \"args\": [\"-y\", \"slack-mcp-server@1.3.0\"]\n}","description":"Model Context Protocol (MCP) server for Slack Workspaces. This integration supports both Stdio and SSE transports, proxy settings and does not require any permissions or bots being created or approved by Workspace admins","latestVersion":"1.3.0","latestPublishedAt":"2026-05-14T22:55:54.869Z","recentVersions":[{"version":"1.3.0","publishedAt":"2026-05-14T22:55:54.869Z"},{"version":"1.2.3","publishedAt":"2026-03-03T21:42:52.251Z"},{"version":"1.2.2","publishedAt":"2026-02-25T19:32:33.066Z"},{"version":"1.1.28","publishedAt":"2025-12-09T22:20:03.244Z"},{"version":"1.1.26","publishedAt":"2025-10-11T11:03:11.143Z"},{"version":"1.1.25","publishedAt":"2025-09-28T18:28:40.165Z"}],"releasesLast90d":0,"dependenciesCount":0,"license":"MIT","registryUrl":"https://www.npmjs.com/package/slack-mcp-server","githubUrl":"https://github.com/korotovsky/slack-mcp-server","installCommand":"npx -y slack-mcp-server@1.3.0","stabilityScore":86,"stabilityGrade":"B+"}}