{"generatedAt":"2026-10-24T12:11:27.697Z","canonicalUrl":"https://agentbreakwatch.vercel.app/p/heroku-mcp-server","llmsTxtUrl":"https://agentbreakwatch.vercel.app/p/heroku-mcp-server/llms.txt","categoryHub":{"slug":"cloud-infra","title":"Cloud, Kubernetes & Infrastructure MCP Servers Stability Index","url":"https://agentbreakwatch.vercel.app/c/cloud-infra"},"tldrVerdict":"Heroku MCP Server (@heroku/mcp-server) is currently at v1.2.12 on NPM (published 2026-10-12), with a 90-day Stability Score of 86/100 (B+) and MEDIUM schema drift risk. Built on MCP SDK (^1.26.0); recent release v1.2.12 (up from v1.2.11) updates Cloud & Infra MCP tool schemas and transport handling (7 releases in last 90d). Pin exact version v1.2.12 in .mcp.json to avoid silent parameter drift.","package":{"slug":"heroku-mcp-server","packageName":"@heroku/mcp-server","registry":"npm","kind":"mcp","subcategory":"Cloud & Infra MCP","displayName":"Heroku MCP Server","vendor":"Heroku","githubRepo":"heroku/heroku-mcp-server","breakingSummary":"Built on MCP SDK (^1.26.0); recent release v1.2.12 (up from v1.2.11) updates Cloud & Infra MCP tool schemas and transport handling (7 releases in last 90d). Pin exact version v1.2.12 in .mcp.json to avoid silent parameter drift.","schemaDriftRisk":"medium","affectedSymbols":["heroku-mcp-server","tools/list","tools/call"],"migrationBefore":"\"heroku-mcp-server\": {\n  \"command\": \"npx\",\n  \"args\": [\"-y\", \"@heroku/mcp-server@latest\"]\n}","migrationAfter":"\"heroku-mcp-server\": {\n  \"command\": \"npx\",\n  \"args\": [\"-y\", \"@heroku/mcp-server@1.2.12\"]\n}","description":"Heroku Platform MCP Server","latestVersion":"1.2.12","latestPublishedAt":"2026-10-12T15:48:52.492Z","recentVersions":[{"version":"1.2.12","publishedAt":"2026-10-12T15:48:52.492Z"},{"version":"1.2.11","publishedAt":"2026-10-06T18:21:47.199Z"},{"version":"1.2.10","publishedAt":"2026-10-01T01:19:51.421Z"},{"version":"1.2.9","publishedAt":"2026-09-24T20:02:11.294Z"},{"version":"1.2.8","publishedAt":"2026-09-22T18:43:38.183Z"},{"version":"1.2.7","publishedAt":"2026-09-03T19:09:35.226Z"}],"releasesLast90d":7,"dependenciesCount":8,"license":"Apache-2.0","registryUrl":"https://www.npmjs.com/package/@heroku/mcp-server","githubUrl":"https://github.com/heroku/heroku-mcp-server","installCommand":"npx -y @heroku/mcp-server@1.2.12","stabilityScore":86,"stabilityGrade":"B+"}}