HTTP 412 precondition-failed MCP Server

io.github.sadri-dridi/http-412

What is the HTTP 412 precondition-failed MCP server?

Meaning of HTTP 412.

Copy-paste configuration for popular MCP clients.

transport: http

Config generated by PluginBench — verify against the source before use.

~/.cursor/mcp.json

{
  "mcpServers": {
    "http-412": {
      "url": "https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/http-412/mcp"
    }
  }
}

Active

Meaning of HTTP 413.

Active

Meaning of HTTP 414.

Active

Meaning of HTTP 415.

Active

Meaning of HTTP 418.

Active

Meaning of HTTP 422.

Active

Meaning of HTTP 425.