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.
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.
npx @merlinpro/mcp-agentRelated MCP server: swarmix-mcp
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.
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 |
URI | Content |
| Full platform overview |
| TrueQuote competitive advantages |
| Industry ROI benchmarks |
| Objection-handling playbook |
Prompt | Modes |
| Cold opener for BESS sales conversations |
| investor / EPC / SMB / manufacturer |
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 |
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 |
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
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-..." }
}
}
}MIT © Merlin Energy
Get a competitive analysis comparing Merlin against a specific competitor. Use when handling objections or competitive situations.
Inputs: competitor (required), context.
Generate a professional BESS proposal document for a prospect. Formats: executive-summary, detailed-proposal, or one-pager.
Inputs: prospectName (required), industry (required), systemSizeMW (required), durationHours (required), +6 more.
Generate a TrueQuote™ BESS recommendation and ROI analysis for a prospect. Use this when a prospect wants to know if battery storage makes sense for their facility.
Inputs: industry (required), peakDemandKw (required), monthlyBillDollars (required), zipCode (required), +4 more.
Retrieve authoritative energy market benchmark data (BESS costs, solar costs, utility rates, ROI by industry, market size).
Inputs: category (required), industry.
Get the best Merlin response to a common sales objection.
Inputs: objection (required).
Qualify a sales lead and determine urgency tier (hot/warm/nurture). Returns a score, recommended actions, and routing decision.
Inputs: companyName (required), industry (required), decisionTimeline (required), currentPain (required), +3 more.
Recent tool additions, removals, and schema changes observed during successful MCP inspections.
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Scored across 6 tools
Each tool has a clearly distinct purpose with no overlap: compare_competitor for competitive analysis, generate_proposal for proposal documents, generate_truequote for ROI analysis, get_benchmarks for market data, handle_objection for sales responses, and qualify_lead for lead assessment. The descriptions explicitly differentiate when to use each tool, preventing misselection.
All tool names follow a consistent verb_noun pattern using snake_case, such as compare_competitor, generate_proposal, and qualify_lead. This predictable naming convention makes the tool set easy to navigate and understand, with no deviations in style or structure.
With 6 tools, the server is well-scoped for its sales and energy domain, covering competitive analysis, proposal generation, ROI analysis, market data, objection handling, and lead qualification. Each tool earns its place without feeling excessive or insufficient for the apparent purpose.
The tool set provides strong coverage for sales workflows in the energy sector, including lead qualification, proposal generation, and competitive responses. A minor gap exists in follow-up or closing tools, such as scheduling meetings or contract management, but agents can work around this with the available tools.
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