Merlin Energy

Merlin Energy

AI-powered BESS quoting & energy sales intelligence for Claude and any MCP client

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README

Merlin Energy MCP

The only MCP server for commercial BESS (Battery Energy Storage) quoting. TrueQuote estimates, lead qualification, competitor battle cards, and proposals inside Claude or any MCP-compatible AI client.

Install

npx @merlinpro/mcp-agent

Claude Desktop Config

Add to ~/Library/Application Support/Claude/claude_desktop_config.json:

{
  "mcpServers": {
    "merlin-energy": {
      "command": "npx",
      "args": ["-y", "@merlinpro/mcp-agent"],
      "env": {
        "OPENAI_API_KEY": "sk-...",
        "SUPABASE_URL": "https://xxxx.supabase.co",
        "SUPABASE_SERVICE_ROLE_KEY": "eyJ..."
      }
    }
  }
}

Restart Claude Desktop — the Merlin Energy tools appear in the ⚙ menu.

Tools (6)

Tool Description
generate_truequote 47-variable BESS sizing + financial model (cost, savings, payback, NPV, IRR, CO2)
qualify_lead Score leads 0-100 across 18 industry verticals: hot / warm / nurture
compare_competitor Battle cards vs Homer Energy, EnerNOC, manual Excel
generate_proposal Executive summary, detailed, or one-pager format
get_benchmarks NREL and EIA benchmarks: cost curves, utility rates, ROI by sector
handle_objection Data-backed responses to the 5 most common BESS sales objections

Resources (4)

URI Content
merlin://product/overview Full platform overview
merlin://product/differentiators TrueQuote competitive advantages
merlin://data/benchmarks Industry ROI benchmarks
merlin://sales/objections Objection-handling playbook

Prompts (2)

Prompt Modes
sales-call-opener Cold opener for BESS sales conversations
executive-pitch investor / EPC / SMB / manufacturer

Environment Variables

Variable Required Description
OPENAI_API_KEY Yes OpenAI key for proposal formatting
SUPABASE_URL Optional Supabase URL for analytics
SUPABASE_SERVICE_ROLE_KEY Optional Supabase service role key
RESEND_API_KEY Optional Resend key for email delivery
API_URL Optional Merlin Partner API base URL

Why Merlin

Merlin TrueQuote Homer Energy Manual Excel
Time per quote Seconds 12-18 hours 90+ hours
Variables used 47 ~12 ~8
Accuracy vs. installs 95%+ ~85% ~70%
Annual cost $299/mo+ $3K-$15K/yr Staff time
MCP integration Yes No No

Partner API

REST API (OpenAPI 3.1.0) for programmatic quoting, leads, and benchmarks.

Plan Price Rate Limit
Starter $299/mo 100 req/hr
Professional $499/mo 500 req/hr
Enterprise $999/mo 5,000 req/hr

Docs: merlinpro.energy/api

Development

git clone https://github.com/merlinpro/merlin-mcp-agent
cd merlin-mcp-agent
npm install
npm run dev    # hot reload via tsx
npm run build  # tsc -> dist/index.js

Local test (stdio):

{
  "mcpServers": {
    "merlin-energy-dev": {
      "command": "node",
      "args": ["/path/to/dist/index.js"],
      "env": { "OPENAI_API_KEY": "sk-..." }
    }
  }
}

License

MIT © Merlin Energy

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