MCP MeasureMCP Measure

index observed

OPX

Buyer-side machine commerce: choose where to spend using recent paid x402 provider evidence.

Should I use this

Quality & Safety

B
Description quality
70%
Schema completeness
100%
Naming quality
80%
Poisoning risk
100%
Permission match
100%
Protocol compliance
100%

Findings (1)

  • LOWTool 'opx_choose_x402_provider' description lacks action verbin opx_choose_x402_provider

Based on automated analysis of tool definitions and protocol compliance.

Context Cost

~296Tokens (tool definitions)
~2.9 KBTypical response size
Minimal attention impact (0.23% 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": {
    "opx": {
      "url": "https://opx-status.dev/mcp"
    }
  }
}

Remote endpoints

https://opx-status.dev/mcpstreamable-http

What it can do

Tool inventory

Tools (1)

🟢 Read-only🟡 Write🔴 Delete⚪ Unknown
⚪opx_choose_x402_provider(task, intent, freshness, q, budget, ...)

Choose the best x402 provider before spending. OPX uses recent paid performance evidence to recommend a primary provider and independent fallback. Costs $0.002 USDC on Base.

Input Schema

{
  "type": "object",
  "properties": {
    "task": {
      "type": "string",
      "const": "web-search",
      "description": "Call OPX before buying an x402 web-search provider. The supported task is web-search."
    },
    "intent": {
      "type": "string",
      "enum": [
        "web",
        "news",
        "research",
        "known-page",
        "company"
      ],
      "description": "Search job to route; defaults to web."
    },
    "freshness": {
      "type": "string",
      "enum": [
        "any",
        "day",
        "week",
        "month"
      ],
      "description": "Preferred freshness class; defaults to any. Day/week evidence is currently coarse."
    },
    "q": {
      "type": "string",
      "description": "Optional routing context. OPX routes by intent and measured fixtures; it does not execute this query."
    },
    "budget": {
      "type": "number",
      "exclusiveMinimum": 0,
      "description": "Maximum downstream provider price in USD, excluding the OPX fee."
    },
    "max_latency_ms": {
      "type": "number",
      "exclusiveMinimum": 0,
      "description": "Maximum measured p50 downstream provider latency in milliseconds."
    }
  },
  "required": [
    "task"
  ],
  "additionalProperties": false,
  "$schema": "http://json-schema.org/draft-07/schema#"
}

Community

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Evidence

Recent observations

verifiedversion not recorded1 tools