MCP MeasureMCP Measure

index observed

OSA Procurement Guard

Pre-purchase trust, pricing and budget decisions for AI agents buying APIs and MCP tools.

Should I use this

Quality & Safety

B
Description quality
100%
Schema completeness
77%
Naming quality
80%
Poisoning risk
80%
Permission match
100%
Protocol compliance
100%

Findings (2)

  • HIGHTool poisoning patterns detected
  • MEDIUMTool description contains URL to non-standard domainin procurement_decision

Based on automated analysis of tool definitions and protocol compliance.

Context Cost

~225Tokens (tool definitions)
~1.7 KBTypical response size
Minimal attention impact (0.18% of 128k context)

This is the approximate number of tokens consumed each time the server's tools are loaded into a model's context. Higher counts reduce the attention available for other tasks.

Install

One-Click Install

Add this to your `claude_desktop_config.json` file:

{
  "mcpServers": {
    "osa-procurement-guard": {
      "url": "https://pkctqxeydfuiupadaoov.supabase.co/functions/v1/procurement-mcp"
    }
  }
}

Remote endpoints

https://pkctqxeydfuiupadaoov.supabase.co/functions/v1/procurement-mcpstreamable-http

What it can do

Tool inventory

Tools (1)

🟢 Read-only🟡 Write🔴 Delete⚪ Unknown
🟢procurement_decision(name, endpoint, network, asset, capability, ...)

Use OSA before buying an API or MCP tool. Returns ALLOW, HOLD or DENY using budget policy, endpoint-scoped trust evidence, price history and optional cheaper equivalents. Get an OSA API key at https://pkctqxeydfuiupadaoov.supabase.co/functions/v1/procurement-site.

Input Schema

{
  "type": "object",
  "properties": {
    "name": {
      "type": "string",
      "description": "Optional OSA registry name"
    },
    "endpoint": {
      "type": "string",
      "description": "Paid API or tool endpoint URL"
    },
    "network": {
      "type": "string"
    },
    "asset": {
      "type": "string"
    },
    "capability": {
      "type": "string",
      "description": "Explicit capability; required to search equivalent alternatives"
    },
    "offered_price_usd": {
      "type": "number",
      "minimum": 0
    },
    "max_price_usd": {
      "type": "number",
      "minimum": 0
    },
    "min_trust": {
      "type": "number",
      "minimum": 0,
      "maximum": 100
    }
  },
  "anyOf": [
    {
      "required": [
        "name"
      ]
    },
    {
      "required": [
        "endpoint"
      ]
    }
  ],
  "additionalProperties": false
}

Community

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Evidence

Recent observations

verifiedversion not recorded1 tools
verifiedversion not recorded1 tools