merlin-mcp-agent

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AI-powered BESS quoting & energy sales intelligence MCP server

0 stars JavaScriptOthers Updated Mar 31, 2026

Documentation

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

bash

npx @merlinpro/mcp-agent

Claude Desktop Config

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

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

bash

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):

json

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

License

MIT © Merlin Energy

Frequently asked questions

What is merlin-mcp-agent?

merlin-mcp-agent is AI-powered BESS quoting & energy sales intelligence MCP server

How do I install merlin-mcp-agent?

Open the GitHub repository and follow its README. Most MCP servers are added to your client's MCP config, then called by your agent.

Is merlin-mcp-agent open source?

Yes — it is hosted on GitHub at https://github.com/ugobe007/merlin-mcp-agent.

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