MCP MeasureMCP Measure

index observed

RingGuard — AI Receptionist for Trade Businesses

Missed-call cost, AI receptionist pricing and free trial signup; CRM tools for RingGuard sales reps

Should I use this

Quality & Safety

B
Description quality
95%
Schema completeness
72%
Naming quality
88%
Poisoning risk
80%
Permission match
100%
Protocol compliance
100%

Findings (3)

  • HIGHTool poisoning patterns detected
  • MEDIUMTool description contains URL to non-standard domainin start_shadow_trial
  • LOWTool 'what_ringguard_does' description lacks action verbin what_ringguard_does

Based on automated analysis of tool definitions and protocol compliance.

Context Cost

~3,688Tokens (tool definitions)
~1.1 KBTypical response size
Significant attention impact (2.88% 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": {
    "ringguard": {
      "url": "https://ringguard.online/mcp"
    }
  }
}

Remote endpoints

https://ringguard.online/mcpstreamable-http

What it can do

Tool inventory

Tools (21)

🟢 Read-only🟡 Write🔴 Delete⚪ Unknown
🟢what_ringguard_does

Explains RingGuard, the AI voice receptionist for trade businesses (HVAC, plumbing, roofing, towing): what it does, pricing, how it compares to a receptionist or answering service, and the free Shadow Trial. No sign-in needed.

Input Schema

{
  "type": "object",
  "properties": {},
  "$schema": "https://json-schema.org/draft/2020-12/schema"
}
🟢missed_call_cost(calls_per_week, avg_job_value, missed_percent, booking_percent)

Estimate how much revenue a business loses to unanswered calls, from its own call volume and average job value. No sign-in needed. Ask the user for their numbers rather than guessing them.

Input Schema

{
  "type": "object",
  "properties": {
    "calls_per_week": {
      "type": "number",
      "exclusiveMinimum": 0,
      "description": "Inbound calls the business gets in a typical week."
    },
    "avg_job_value": {
      "type": "number",
      "exclusiveMinimum": 0,
      "description": "Average revenue from one booked job, in dollars."
    },
    "missed_percent": {
      "default": 30,
      "description": "Share of calls that go unanswered. Default 30 is an assumption; use the business's own figure if known.",
      "type": "number",
      "minimum": 0,
      "maximum": 100
    },
    "booking_percent": {
      "default": 50,
      "description": "Share of answered calls that become a booked job. Default 50 is an assumption.",
      "type": "number",
      "minimum": 0,
      "maximum": 100
    }
  },
  "required": [
    "calls_per_week",
    "avg_job_value"
  ],
  "$schema": "https://json-schema.org/draft/2020-12/schema"
}
🟢ringguard_cost_estimate(calls_per_month, avg_call_minutes)

Estimate what RingGuard would cost a business per month from how many calls it would handle, compared with a receptionist and an answering service. No sign-in needed.

Input Schema

{
  "type": "object",
  "properties": {
    "calls_per_month": {
      "type": "integer",
      "minimum": 0,
      "maximum": 9007199254740991,
      "description": "Calls RingGuard would answer per month (overflow + after-hours)."
    },
    "avg_call_minutes": {
      "default": 3,
      "description": "Average call length in minutes. Default 3 is an assumption.",
      "type": "number",
      "exclusiveMinimum": 0
    }
  },
  "required": [
    "calls_per_month"
  ],
  "$schema": "https://json-schema.org/draft/2020-12/schema"
}
⚪start_shadow_trial(business_name, contact_name, phone, email, industry, ...)

Sign a business up for RingGuard's free 48-hour Shadow Trial. The RingGuard team follows up by text or call within one business day. Only call this after the person has given their details and explicitly agreed to be contacted and to the privacy policy (https://ringguard.online/privacy). No sign-in needed.

Input Schema

{
  "type": "object",
  "properties": {
    "business_name": {
      "type": "string",
      "minLength": 1
    },
    "contact_name": {
      "type": "string",
      "minLength": 1
    },
    "phone": {
      "type": "string",
      "minLength": 7
    },
    "email": {
      "type": "string",
      "format": "email",
      "pattern": "^(?:[A-Za-z0-9_'+\\-]+\\.)*[A-Za-z0-9_'+\\-]*[A-Za-z0-9_+-]@(?:[A-Za-z0-9][A-Za-z0-9\\-]*\\.)+[A-Za-z]{2,}$"
    },
    "industry": {
      "type": "string"
    },
    "city": {
      "type": "string"
    },
    "state": {
      "type": "string"
    },
    "message": {
      "description": "Anything the business wants RingGuard to know.",
      "type": "string"
    },
    "agreed_to_be_contacted": {
      "type": "boolean",
      "const": true,
      "description": "Must be true: the person explicitly agreed to be contacted and to the privacy policy."
    }
  },
  "required": [
    "business_name",
    "contact_name",
    "phone",
    "email",
    "agreed_to_be_contacted"
  ],
  "$schema": "https://json-schema.org/draft/2020-12/schema"
}
🟢my_account

Who is signed in to RingGuard, and a quick count of their pipeline.

Input Schema

{
  "type": "object",
  "properties": {},
  "$schema": "https://json-schema.org/draft/2020-12/schema"
}
🟢find_leads(search, status, industry, city, min_score, ...)

Search leads you can see: your own plus the unclaimed pool. Filter by name/phone text, status, industry, city or minimum lead score.

Input Schema

{
  "type": "object",
  "properties": {
    "search": {
      "description": "Text to match in business name, contact name or phone.",
      "type": "string"
    },
    "status": {
      "type": "string",
      "enum": [
        "cold",
        "contacted",
        "shadow_trial",
        "trial_active",
        "won",
        "lost"
      ]
    },
    "industry": {
      "description": "Partial match, e.g. \"hvac\" or \"dental\".",
      "type": "string"
    },
    "city": {
      "type": "string"
    },
    "min_score": {
      "description": "Pipeline lead score, 1-5.",
      "type": "integer",
      "minimum": 1,
      "maximum": 5
    },
    "scope": {
      "default": "all",
      "type": "string",
      "enum": [
        "all",
        "mine",
        "unclaimed"
      ]
    },
    "limit": {
      "default": 25,
      "type": "integer",
      "minimum": 1,
      "maximum": 100
    }
  },
  "$schema": "https://json-schema.org/draft/2020-12/schema"
}
🟢top_leads_to_call(industry, limit)

The best leads to call right now: not yet won or lost, with a phone number, ranked by lead score and how much the open receptionist job is costing them. Includes the suggested cold-call angle.

Input Schema

{
  "type": "object",
  "properties": {
    "industry": {
      "type": "string"
    },
    "limit": {
      "default": 10,
      "type": "integer",
      "minimum": 1,
      "maximum": 50
    }
  },
  "$schema": "https://json-schema.org/draft/2020-12/schema"
}
🟢lead_details(lead_id)

Everything about one lead: contact info, pitch (cold-call angle, Shadow Trial pitch, pain points), deal details, call history and notes.

Input Schema

{
  "type": "object",
  "properties": {
    "lead_id": {
      "type": "string",
      "format": "uuid",
      "pattern": "^([0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[1-8][0-9a-fA-F]{3}-[89abAB][0-9a-fA-F]{3}-[0-9a-fA-F]{12}|00000000-0000-0000-0000-000000000000|ffffffff-ffff-ffff-ffff-ffffffffffff)$"
    }
  },
  "required": [
    "lead_id"
  ],
  "$schema": "https://json-schema.org/draft/2020-12/schema"
}
⚪claim_lead(lead_id, confirm)

Take an unclaimed lead from the shared pool into your own pipeline. Two-step: draft, then confirm.

Input Schema

{
  "type": "object",
  "properties": {
    "lead_id": {
      "type": "string",
      "format": "uuid",
      "pattern": "^([0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[1-8][0-9a-fA-F]{3}-[89abAB][0-9a-fA-F]{3}-[0-9a-fA-F]{12}|00000000-0000-0000-0000-000000000000|ffffffff-ffff-ffff-ffff-ffffffffffff)$"
    },
    "confirm": {
      "default": false,
      "description": "Leave false to get a draft of the change. Only set true after the user has seen the draft and approved it.",
      "type": "boolean"
    }
  },
  "required": [
    "lead_id"
  ],
  "$schema": "https://json-schema.org/draft/2020-12/schema"
}
🟡add_lead(business_name, phone, contact_name, email, industry, ...)

Add a new lead to your pipeline. Warns if another visible lead already has the same phone number. Two-step: draft, then confirm.

Input Schema

{
  "type": "object",
  "properties": {
    "business_name": {
      "type": "string",
      "minLength": 1
    },
    "phone": {
      "type": "string",
      "minLength": 7
    },
    "contact_name": {
      "type": "string"
    },
    "email": {
      "type": "string",
      "format": "email",
      "pattern": "^(?:[A-Za-z0-9_'+\\-]+\\.)*[A-Za-z0-9_'+\\-]*[A-Za-z0-9_+-]@(?:[A-Za-z0-9][A-Za-z0-9\\-]*\\.)+[A-Za-z]{2,}$"
    },
    "industry": {
      "type": "string"
    },
    "city": {
      "type": "string"
    },
    "state": {
      "type": "string"
    },
    "notes": {
      "type": "string"
    },
    "confirm": {
      "default": false,
      "description": "Leave false to get a draft of the change. Only set true after the user has seen the draft and approved it.",
      "type": "boolean"
    }
  },
  "required": [
    "business_name",
    "phone"
  ],
  "$schema": "https://json-schema.org/draft/2020-12/schema"
}
🟡update_lead_status(lead_id, status, confirm)

Move one of your leads to a new pipeline stage. Two-step: draft, then confirm.

Input Schema

{
  "type": "object",
  "properties": {
    "lead_id": {
      "type": "string",
      "format": "uuid",
      "pattern": "^([0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[1-8][0-9a-fA-F]{3}-[89abAB][0-9a-fA-F]{3}-[0-9a-fA-F]{12}|00000000-0000-0000-0000-000000000000|ffffffff-ffff-ffff-ffff-ffffffffffff)$"
    },
    "status": {
      "type": "string",
      "enum": [
        "cold",
        "contacted",
        "shadow_trial",
        "trial_active",
        "won",
        "lost"
      ]
    },
    "confirm": {
      "default": false,
      "description": "Leave false to get a draft of the change. Only set true after the user has seen the draft and approved it.",
      "type": "boolean"
    }
  },
  "required": [
    "lead_id",
    "status"
  ],
  "$schema": "https://json-schema.org/draft/2020-12/schema"
}
⚪log_call(lead_id, outcome, notes, follow_up_at, direction, ...)

Record a call with one of your leads, optionally setting a follow-up. Some outcomes also move the lead's stage (won, trial_started, appointment_booked, not_interested, do_not_call). Two-step: draft, then confirm.

Input Schema

{
  "type": "object",
  "properties": {
    "lead_id": {
      "type": "string",
      "format": "uuid",
      "pattern": "^([0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[1-8][0-9a-fA-F]{3}-[89abAB][0-9a-fA-F]{3}-[0-9a-fA-F]{12}|00000000-0000-0000-0000-000000000000|ffffffff-ffff-ffff-ffff-ffffffffffff)$"
    },
    "outcome": {
      "type": "string",
      "enum": [
        "no_answer",
        "left_voicemail",
        "not_interested",
        "follow_up",
        "appointment_booked",
        "trial_started",
        "won",
        "do_not_call"
      ]
    },
    "notes": {
      "type": "string"
    },
    "follow_up_at": {
      "description": "When to follow up, as an ISO 8601 date-time with timezone, e.g. 2026-10-09T10:00:00-05:00.",
      "type": "string"
    },
    "direction": {
      "default": "outbound",
      "type": "string",
      "enum": [
        "outbound",
        "inbound"
      ]
    },
    "confirm": {
      "default": false,
      "description": "Leave false to get a draft of the change. Only set true after the user has seen the draft and approved it.",
      "type": "boolean"
    }
  },
  "required": [
    "lead_id",
    "outcome"
  ],
  "$schema": "https://json-schema.org/draft/2020-12/schema"
}
🟢my_follow_ups(days_ahead)

Your leads with a follow-up due, including overdue ones, soonest first.

Input Schema

{
  "type": "object",
  "properties": {
    "days_ahead": {
      "default": 7,
      "type": "integer",
      "minimum": 0,
      "maximum": 90
    }
  },
  "$schema": "https://json-schema.org/draft/2020-12/schema"
}
🟢call_history(lead_id, days, limit)

Calls logged on one lead, or if no lead is given, the calls you logged in the last N days.

Input Schema

{
  "type": "object",
  "properties": {
    "lead_id": {
      "type": "string",
      "format": "uuid",
      "pattern": "^([0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[1-8][0-9a-fA-F]{3}-[89abAB][0-9a-fA-F]{3}-[0-9a-fA-F]{12}|00000000-0000-0000-0000-000000000000|ffffffff-ffff-ffff-ffff-ffffffffffff)$"
    },
    "days": {
      "default": 7,
      "type": "integer",
      "minimum": 1,
      "maximum": 365
    },
    "limit": {
      "default": 50,
      "type": "integer",
      "minimum": 1,
      "maximum": 200
    }
  },
  "$schema": "https://json-schema.org/draft/2020-12/schema"
}
🟢new_trial_signups(days, include_converted)

Businesses that signed up for the free Shadow Trial on ringguard.online and haven't been converted to a lead yet.

Input Schema

{
  "type": "object",
  "properties": {
    "days": {
      "default": 14,
      "type": "integer",
      "minimum": 1,
      "maximum": 365
    },
    "include_converted": {
      "default": false,
      "type": "boolean"
    }
  },
  "$schema": "https://json-schema.org/draft/2020-12/schema"
}
⚪convert_trial_to_lead(trial_id, confirm)

Turn a Shadow Trial signup into a lead in your pipeline at the shadow_trial stage. Two-step: draft, then confirm.

Input Schema

{
  "type": "object",
  "properties": {
    "trial_id": {
      "type": "string",
      "format": "uuid",
      "pattern": "^([0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[1-8][0-9a-fA-F]{3}-[89abAB][0-9a-fA-F]{3}-[0-9a-fA-F]{12}|00000000-0000-0000-0000-000000000000|ffffffff-ffff-ffff-ffff-ffffffffffff)$"
    },
    "confirm": {
      "default": false,
      "description": "Leave false to get a draft of the change. Only set true after the user has seen the draft and approved it.",
      "type": "boolean"
    }
  },
  "required": [
    "trial_id"
  ],
  "$schema": "https://json-schema.org/draft/2020-12/schema"
}
🟢pipeline_report

Snapshot of your pipeline: leads by stage, won deals and monthly recurring revenue, follow-ups due, the unclaimed pool and open trial signups.

Input Schema

{
  "type": "object",
  "properties": {},
  "$schema": "https://json-schema.org/draft/2020-12/schema"
}
🟢my_stats(days)

Your call activity over the last N days: totals by outcome, conversations, trials started and wins.

Input Schema

{
  "type": "object",
  "properties": {
    "days": {
      "default": 7,
      "type": "integer",
      "minimum": 1,
      "maximum": 365
    }
  },
  "$schema": "https://json-schema.org/draft/2020-12/schema"
}
🟢team_leaderboard(days)

Owner only. Call activity per rep over the last N days, ranked by conversations.

Input Schema

{
  "type": "object",
  "properties": {
    "days": {
      "default": 7,
      "type": "integer",
      "minimum": 1,
      "maximum": 365
    }
  },
  "$schema": "https://json-schema.org/draft/2020-12/schema"
}
🟢lead_gen_status

Health of the automated lead-gen pipeline (job postings → AI enrichment → unclaimed pool, runs every 4 hours): when it last delivered leads and how many.

Input Schema

{
  "type": "object",
  "properties": {},
  "$schema": "https://json-schema.org/draft/2020-12/schema"
}
🟡undo_last_change(confirm)

Reverse the most recent change you made through Claude (claim, new lead, status change, logged call or trial conversion). Two-step: draft, then confirm.

Input Schema

{
  "type": "object",
  "properties": {
    "confirm": {
      "default": false,
      "description": "Leave false to get a draft of the change. Only set true after the user has seen the draft and approved it.",
      "type": "boolean"
    }
  },
  "$schema": "https://json-schema.org/draft/2020-12/schema"
}

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Evidence

Recent observations

verifiedversion not recorded21 tools