Merlin MCP Agent MCP Server

AI-powered BESS quoting & energy sales intelligence MCP server. Generate TrueQuote™ estimates, qualify leads, compare competitors, and produce

Local serverstdio

What is the Merlin MCP Agent MCP server?

Connect Merlin MCP Agent to Claude, Cursor or any other MCP client and it stops being a tab you switch to. AI-powered BESS quoting & energy sales intelligence MCP server. Generate TrueQuote™ estimates, qualify leads, compare competitors, and produce proposals — in seconds. The merlin mcp agent mcp server is what makes that connection.

What the server does

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.

Available tools

The toolset is worth reading before you wire it up, because it tells you what the integration is really for:

  • 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
  • Plan — Price
  • Starter — $299/mo
  • Professional — $499/mo
  • Enterprise — $999/mo

Installation

Installation goes through your MCP client rather than a global install: point it at @merlinpro/mcp-agent on npm and it is fetched when the client starts. The copy-paste blocks for Claude Desktop, Claude Code and Cursor are further down this page.

Credentials and setup notes

Configuration is passed through the environment: OPENAI_API_KEY, SUPABASE_URL, SUPABASE_SERVICE_ROLE_KEY, RESEND_API_KEY. Treat anything key-shaped as a real credential — scope it to the minimum the server needs, and rotate it if it ever lands in a shared config.

Where it fits

This sits in the developer tooling group, where several servers overlap in what they claim to do but differ sharply once you actually set them up. Merlin MCP Agent's toolset — generate_truequote, qualify_lead, compare_competitor and 7 more — is a fair guide to whether it matches your workflow. It is maintained by ugobe007; worth a glance at recent repository activity before you build anything load-bearing on it.

This entry was verified against Merlin MCP Agent's own documentation before publication; SyncDev keeps the directory reviewed rather than auto-generated.

Worth knowing first

  • It runs with your machine's permissions. That is convenient and also the reason to think about what you point it at before you approve a tool call.
  • With 10 tools registered it takes up a noticeable share of the context window; turn it off in projects that never touch Merlin MCP Agent.
  • Missing credentials fail quietly in some clients — if no tools show up, check the environment block first.
  • Keep per-call confirmation enabled while you learn its behaviour; it is the cheapest safeguard you have.

Available tools

ToolWhat it does
generate_truequote47-variable BESS sizing + financial model (cost, savings, payback, NPV, IRR, CO2)
qualify_leadScore leads 0-100 across 18 industry verticals: hot / warm / nurture
compare_competitorBattle cards vs Homer Energy, EnerNOC, manual Excel
generate_proposalExecutive summary, detailed, or one-pager format
get_benchmarksNREL and EIA benchmarks: cost curves, utility rates, ROI by sector
handle_objectionData-backed responses to the 5 most common BESS sales objections
PlanPrice
Starter$299/mo
Professional$499/mo
Enterprise$999/mo

How to install the Merlin MCP Agent MCP server

Local test (stdio):

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

Configuration as documented by the project. Restart the client after saving.

Configuration

VariableDescriptionRequired
OPENAI_API_KEYCredential the server authenticates with.Yes
SUPABASE_URLEndpoint or connection string the server talks to.Yes
SUPABASE_SERVICE_ROLE_KEYCredential the server authenticates with.Yes
RESEND_API_KEYCredential the server authenticates with.Yes

Example prompts to try

  • Use Merlin MCP Agent to generate truequote.
  • Use Merlin MCP Agent to qualify lead.
  • Use Merlin MCP Agent to compare competitor.

Frequently asked questions

It connects Merlin MCP Agent to MCP-compatible AI assistants such as Claude and Cursor, exposing 10 tools (generate_truequote, qualify_lead, compare_competitor, and more) that the assistant can call on your behalf. Instead of copying data back and forth by hand, the assistant works with Merlin MCP Agent directly.