{"generatedAt":"2026-10-24T12:11:27.697Z","canonicalUrl":"https://agentbreakwatch.vercel.app/p/hevy-mcp","llmsTxtUrl":"https://agentbreakwatch.vercel.app/p/hevy-mcp/llms.txt","categoryHub":{"slug":"mcp-bridges-devtools","title":"MCP Bridges, Transports, Inspectors & Developer Tools","url":"https://agentbreakwatch.vercel.app/c/mcp-bridges-devtools"},"tldrVerdict":"Hevy MCP (hevy-mcp) is currently at v6.2.1 on NPM (published 2026-10-16), with a 90-day Stability Score of 78/100 (B) and MEDIUM schema drift risk. recent release v6.2.1 (up from v6.2.0) updates Developer Tools MCP tool schemas and transport handling (38 releases in last 90d). Pin exact version v6.2.1 in .mcp.json to avoid silent parameter drift.","package":{"slug":"hevy-mcp","packageName":"hevy-mcp","registry":"npm","kind":"mcp","subcategory":"Developer Tools MCP","displayName":"Hevy MCP","vendor":"chrisdoc","githubRepo":"chrisdoc/hevy-mcp","breakingSummary":"recent release v6.2.1 (up from v6.2.0) updates Developer Tools MCP tool schemas and transport handling (38 releases in last 90d). Pin exact version v6.2.1 in .mcp.json to avoid silent parameter drift.","schemaDriftRisk":"medium","affectedSymbols":["hevy-mcp","tools/list","tools/call"],"migrationBefore":"\"hevy-mcp\": {\n  \"command\": \"npx\",\n  \"args\": [\"-y\", \"hevy-mcp@latest\"]\n}","migrationAfter":"\"hevy-mcp\": {\n  \"command\": \"npx\",\n  \"args\": [\"-y\", \"hevy-mcp@6.2.1\"]\n}","description":"A Model Context Protocol (MCP) server implementation that interfaces with the Hevy fitness tracking app and its API.","latestVersion":"6.2.1","latestPublishedAt":"2026-10-16T17:33:55.861Z","recentVersions":[{"version":"6.2.1","publishedAt":"2026-10-16T17:33:55.861Z"},{"version":"6.2.0","publishedAt":"2026-10-16T04:18:12.141Z"},{"version":"6.1.22","publishedAt":"2026-10-11T13:49:44.364Z"},{"version":"6.1.21","publishedAt":"2026-10-07T10:20:21.234Z"},{"version":"6.1.20","publishedAt":"2026-10-04T17:47:02.319Z"},{"version":"6.1.19","publishedAt":"2026-10-03T09:03:18.697Z"}],"releasesLast90d":38,"dependenciesCount":14,"license":"MIT","registryUrl":"https://www.npmjs.com/package/hevy-mcp","githubUrl":"https://github.com/chrisdoc/hevy-mcp","installCommand":"npx -y hevy-mcp@6.2.1","stabilityScore":78,"stabilityGrade":"B"}}