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MCP live MCP 2026-07-28 streamable-http

MCP Selection Lab

io.github.changhuliu/mcp-selection-lab

Benchmark MCP tool selection with metadata-only routing, collision, abstention, and holdout checks.

Watch this dependency Share evidence report
Uptime
100.0%
5 direct probes · 30d
Response
411ms
last probe
Tools
3
callable
Resources
0
readable
Prompts
0
available
Primary URL
https://mcp-selection-lab-production.up.railway.app/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
99 characters; more than 30 earns these points.

Tools · 3

selection_lab_info

Get free service capabilities, limits, privacy and connection details; does not scan a target.

scan_mcp_metadata

Create a free public report of MCP tool-description routing collisions. Reads discovery metadata (initialize/tools/list) only; never calls target business tools or spends funds. Use a public …

get_selection_report

Read and agent-enrich an existing public scan report by id; no new target request or model call.

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://mcp-selection-lab-production.up.railway.app/mcp

Cursor or Cline: add to your MCP config:

{
  "mcpServers": {
    "mcp_selection_lab": {
      "url": "https://mcp-selection-lab-production.up.railway.app/mcp",
      "transport": "streamable-http"
    }
  }
}