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MCP Protocol

Connect your AI editor to a
real business in 30 seconds

608 tools. One config file. Claude Code, Cursor, or Windsurf connects directly to CRM, payments, calendar, knowledge base, and AI agents — no API to learn.

608
MCP Tools
14
Tool Servers
45+
Industries
Free
Developer Access
1

Get your API key

Sign up for free developer access. You get an API key, a sandbox company, and full access to all 608 MCP tools.

Or use the CLI
npx @solidnumber/cli auth login
2

Connect your editor

Add one config file. Your AI editor immediately gets access to 608 business tools.

Claude Code / Claude Desktop
{
  "mcpServers": {
    "solidnumber": {
      "command": "npx",
      "args": ["solid-mcp", "--stdio"],
      "env": {
        "SOLID_API_KEY": "sk_solid_your_key_here"
      }
    }
  }
}
Cursor / Windsurf
{
  "mcpServers": {
    "solidnumber": {
      "command": "npx",
      "args": ["solid-mcp", "--stdio"],
      "env": {
        "SOLID_API_KEY": "sk_solid_your_key_here"
      }
    }
  }
}
HTTP (Cloud / CI / Production)
# For cloud/production — no local binary needed
MCP Endpoint: https://api.solidnumber.com/mcp/v1
Auth Header:  X-API-Key: sk_solid_your_key_here
3

Start building

Just talk to your editor. The AI already understands every tool.

"Show me all contacts who booked this week"

solid_calendar_listReturns merged Google + local calendar events

"Add a premium detailing service for $299"

solid_vibe → vibe_analyze → vibe_applyCreates service, updates KB, trains agents

"Connect this company to their Stripe account"

solid_integration_connectConnects Stripe with test/live key management

"What does the onboarding flow look like?"

docs_search_owners_manualSearches 1,222 docs, returns relevant architecture docs

"Generate a 5-page website for a plumber"

vibe_generate_websiteBuilds pages from industry KB template

608 Tools, 6 Categories

Business Customization

solid_schemaDiscover database entities and fields
solid_capabilitiesList what you can customize
solid_field_addAdd custom fields to contacts, orders, etc.
solid_workflow_createBuild automation workflows
solid_template_updateUpdate email/SMS/PDF templates
solid_integration_connectConnect Stripe, QuickBooks, Google, Zapier

How It Works

Your Editor

Claude Code, Cursor, or Windsurf. You type natural language. The AI picks the right MCP tool automatically.

MCP Server

608 tools across 14 servers. Handles auth, multi-tenancy, and routing. stdio for local, HTTP for production.

Business Data

515 tables, AI agents, CRM, payments, calendar, KB. Every tool operates on real data with full tenant isolation.

Who Uses This

Freelance Developers

Build client businesses from your editor. Pull data, push changes, manage AI agents — all without leaving VS Code.

Free developer access

Agencies

Manage 50 client businesses from one MCP connection. Switch companies, deploy changes, monitor health — all from your terminal.

Multi-company support built in

AI Agent Builders

Build custom AI agents that use MCP tools to execute real business operations. Not a wrapper — closed-loop execution.

AI agents as reference implementations

Security

Tenant Isolation

Every API call scoped to your company_id. RLS on 420 tables. You can never see another company's data.

Scoped API Keys

26 granular scopes. Give a key only kb:read access, or full write. Keys are SHA-256 hashed at rest.

Vibe Safety

Every vibe action is reversible. No deletions, always rollback. Preview before apply.

Audit Trail

Every MCP tool call logged with who, what, when, and which company. Full accountability.

Your AI editor already speaks MCP

One config file. 608 tools. Free developer access. Start managing real businesses from your terminal.

SolidNumber — AI That Answers Calls, Books Jobs & Runs Your Business