Zero MCP Server
Click on "Install Server".
Wait a few minutes for the server to deploy. Once ready, it will show a "Started" state.
In the chat, type
@followed by the MCP server name and your instructions, e.g., "@Zero MCP ServerShow deals over $50k"
That's it! The server will respond to your query, and you can continue using it as needed.
Here is a step-by-step guide with screenshots.
Zero MCP Server
An MCP (Model Context Protocol) server for integrating Zero CRM with Claude Desktop and other MCP-compatible clients.
Features
16 tools for full CRUD operations on companies, contacts, and deals
Single workspace mode - automatically caches workspace ID
Smart filtering - use JSON
whereclauses for powerful queriesPagination - built-in
limit/offsetsupportFormatted output - Markdown responses for readability
Related MCP server: amocrm-mcp
Installation
npm install
npm run buildConfiguration
Claude Desktop
Add to ~/Library/Application Support/Claude/claude_desktop_config.json:
{
"mcpServers": {
"zero": {
"command": "node",
"args": ["/path/to/zero-api/dist/index.js"],
"env": {
"ZERO_API_KEY": "your-api-key-here",
"ZERO_WORKSPACE_NAME": "My Workspace"
}
}
}
}Replace /path/to/zero-api with the actual path and add your Zero API key.
Environment Variables
Variable | Required | Description |
| Yes | Your Zero API key |
| No | Workspace name to use (defaults to first workspace) |
Getting Your Zero API Key
Request an API key from the Zero team. Self-service API key generation is not yet available.
Available Tools
Workspace
zero_get_workspace- Get and cache the default workspace
Companies
zero_list_companies- List/search companies with filteringzero_get_company- Get company by IDzero_create_company- Create a new companyzero_update_company- Update company fieldszero_delete_company- Archive or delete a company
Contacts
zero_list_contacts- List/search contacts with filteringzero_get_contact- Get contact by IDzero_create_contact- Create a new contactzero_update_contact- Update contact fieldszero_delete_contact- Archive or delete a contact
Deals
zero_list_deals- List/search deals with filteringzero_get_deal- Get deal by IDzero_create_deal- Create a new dealzero_update_deal- Update deal fieldszero_delete_deal- Archive or delete a deal
Usage Examples
Once configured, you can ask Claude:
"What workspace am I connected to?"
"List all my companies"
"Show deals over $50k in negotiation"
"Create a contact for Acme Corp"
"Update deal X to stage 'closed won'"
Filtering
Tools support JSON where clauses with MongoDB-style $-prefixed operators:
{"name": {"$contains": "Acme"}}
{"value": {"$gte": 50000}}
{"value": {"$between": [1000, 5000]}}
{"stage": {"$in": ["stage-id-1", "stage-id-2"]}}
{"closeDate:month": "2026-01"}
{"ownerIds": {"$includes": "user-id"}}
{"location.city": "San Francisco"}Development
npm run dev # Watch mode
npm run build # Build for productionAPI Reference
This server integrates with Zero's REST API. See src/api-reference.ts for documented endpoints.
Note: Zero is in beta. When they update their API, update this MCP accordingly.
License
MIT
This server cannot be installed
Maintenance
Resources
Unclaimed servers have limited discoverability.
Looking for Admin?
If you are the server author, to access and configure the admin panel.
Related MCP Connectors
xmagnet ā AI-powered B2B CRM for Claude. 35 tools that turn natural-language prompts into real CRM actions: prospect, enrich, score leads, manage deals, scan buying intent, run email campaigns and sequences, build forms and landing pages, refine ICP, and analyze performance ā all directly inside Claude. š ONE-CLICK INSTALL: https://api.xmagnet.ai/claude The install page guides Claude users through 3 steps in under a minute: open Claude Connectors, paste the connector name, paste the server URL, sign in. A reviewer workspace is auto-provisioned on first sign-in with sample contacts, deals, campaigns, and ICP suggestions, so every tool works end-to-end with zero setup. No 2FA. No paid plan required. Free tier exposes all 35 tools. What you can do: ⢠Prospecting ā search_contacts, search_companies, search_investors, find_contacts_at_companies, enrich_contact, validate_email, find_competitors, company_intelligence ⢠Pipeline ā get_deals_pipeline, scan_deal_intent, get_ghost_pipeline, create_deal ⢠Campaigns & sequences ā create_campaign, generate_campaign_content, get_campaign_stats, get_bounce_stats, get_unsub_stats, create_sequence_draft, list_sequences ⢠Top of funnel ā suggest_icp, get_icp, create_form, list_forms, create_landing_page, list_landing_pages, show_suggestions ⢠Operations ā analyze_contacts, get_contact_details, update_contact, save_contacts_to_crm, export_contacts, get_dashboard_stats, get_credit_balance Example prompts to try: ⢠"Find C-suite contacts at fintech companies that raised Series A in the last 6 months." ⢠"Scan my open deals for buying intent and prioritize follow-ups." ⢠"Generate a re-engagement campaign for contacts who opened my last newsletter but didn't reply." ⢠"Show me my deals pipeline by stage with weighted value and win rate." ⢠"Generate a landing page for my Q2 webinar with a registration form." Built for founders, SDRs, RevOps, and growth teams who want their CRM to take action ā not just store records. Install: https://api.xmagnet.ai/claude Ā· Site: https://xmagnet.ai Ā· Privacy: https://xmagnet.ai/privacy-policy Ā· Terms: https://xmagnet.ai/terms-of-service Ā· Support: ashish.sinha@xmagnet.ai
Your own CRM, fully customizable and agent-driven. Start with contacts, companies and a sales pipeli
Personal CRM for Claude. Contacts live as plain-text files in your own Google Drive.
Read deals, persons, organizations, activities and pipelines; create and update CRM records.
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