Merlin Energy
Utilizes OpenAI's language models to assist in the formatting and generation of commercial Battery Energy Storage System (BESS) proposals.
Leverages Resend to automate the delivery of generated BESS proposals and sales documents via email.
Integrates with Supabase to provide backend infrastructure for tracking and managing analytics related to BESS quotes and lead scoring.
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-agentRelated MCP server: swarmix-mcp
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 |
| 47-variable BESS sizing + financial model (cost, savings, payback, NPV, IRR, CO2) |
| Score leads 0-100 across 18 industry verticals: hot / warm / nurture |
| Battle cards vs Homer Energy, EnerNOC, manual Excel |
| Executive summary, detailed, or one-pager format |
| NREL and EIA benchmarks: cost curves, utility rates, ROI by sector |
| Data-backed responses to the 5 most common BESS sales objections |
Resources (4)
URI | Content |
| Full platform overview |
| TrueQuote competitive advantages |
| Industry ROI benchmarks |
| Objection-handling playbook |
Prompts (2)
Prompt | Modes |
| Cold opener for BESS sales conversations |
| investor / EPC / SMB / manufacturer |
Environment Variables
Variable | Required | Description |
| Yes | OpenAI key for proposal formatting |
| Optional | Supabase URL for analytics |
| Optional | Supabase service role key |
| Optional | Resend key for email delivery |
| 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.jsLocal test (stdio):
{
"mcpServers": {
"merlin-energy-dev": {
"command": "node",
"args": ["/path/to/dist/index.js"],
"env": { "OPENAI_API_KEY": "sk-..." }
}
}
}License
MIT © Merlin Energy
Maintenance
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