Model Context Protocol

Connect AI agents to real-time US business data

Give Claude, ChatGPT, and any MCP-compatible AI agent the ability to search Secretary of State records across all 53 US jurisdictions in real time.

Quick Setup

Claude Desktop / claude_desktop_config.json

// Add to mcpServers in your config
{
  "opensosdata": {
    "url": "https://mcp.opensosdata.com/mcp"
  }
}

Claude Code

claude mcp add opensosdata https://mcp.opensosdata.com/mcp

Cursor / VS Code

// .cursor/mcp.json or .vscode/mcp.json
{
  "servers": {
    "opensosdata": {
      "url": "https://mcp.opensosdata.com/mcp"
    }
  }
}

Available Tools

search_business_entity

Search for a US business entity by name in a specific state. Returns entity name, ID, status, type, registered agent, and address.

check_entity_status

Verify if a business entity is active, inactive, or dissolved. Ideal for KYB compliance, due diligence, and vendor verification.

batch_search

Search for multiple business entities simultaneously across different states. Up to 10 entities per batch.

list_supported_jurisdictions

Returns all 53 US jurisdictions with live coverage, including all 50 states, DC, Puerto Rico, and US Virgin Islands.

get_jurisdictions_for_region

Get jurisdictions in a specific US region. Useful for multi-state compliance checks and regional coverage.

search_ucc_filings

Search UCC lien filings by debtor name in a US state. Returns filing number, status, debtor and secured party details, filing dates, and collateral description.

check_name_availability

Check if a business name is available to register in a US state. Returns availability status and up to 10 conflicting entity matches.

Connect AI agents to real-time US business data

Quick Setup

Available Tools

Details