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MCP live MCP 2026-07-28 streamable-http

Breaking Changes & Migration Data

io.github.nigelcox98/breaking-changes

What breaks when you upgrade a package, and what to use instead - from official docs.

Watch this dependency Share evidence report
Uptime
100.0%
5 direct probes · 30d
Response
2275ms
last probe
Tools
3
callable
Resources
0
readable
Prompts
0
available
Primary URL
https://agentdataapi.onrender.com/mcp
Score: 100/100
Handshake verified by our own probe.
pass Answers the MCP handshake 50/50
The handshake and the list calls succeeded on the primary URL.
pass Lists tools, resources or prompts 30/30
3 tools, 0 resources, 0 prompts returned.
pass 3 or more catalogue items 10/10
3 items in total; 3 or more earns these points.
pass Describes itself 10/10
85 characters; more than 30 earns these points.

Tools · 3

list_packages

List every package with breaking-change data available, including tracked versions and how many breaking changes each has. Call this first if you are unsure whether a package is covered.

get_breaking_changes

Get breaking changes for a package upgrade: removed APIs with their replacements and the reason for each, changed defaults, behavior changes, known incompatible dependencies, official source URL, and …

check_upgrade_safety

Given a package and the version you are upgrading TO, return a concise checklist an agent can act on: the count of breaking changes, the highest-risk removals, whether automated codemods exist, and th…

How to use

Claude Desktop or claude.ai: add a custom connector (Customize → Connectors; on Team and Enterprise plans an owner adds it under Organization settings → Connectors) with this server URL: https://agentdataapi.onrender.com/mcp

Cursor or Cline: add to your MCP config:

{
  "mcpServers": {
    "breaking_changes_\u0026_migration_data": {
      "url": "https://agentdataapi.onrender.com/mcp",
      "transport": "streamable-http"
    }
  }
}