SigParser

Installation

Use the remote MCP endpoint from SigParser.

Configuration

• Transport: streamable-http
• URL: https://ipaas.sigparser.com/api/mcp
• Authentication: OAuth 2.0 is the recommended flow; clients that do not support OAuth can use a SigParser API key in the x-api-key header with the all scope.
• Required permissions: Can Use MCP Endpoint (mcp_use) and, for relationship data, View All Relationships.

Capabilities

• Query contacts, companies, relationships, coworkers, and job experiences.
• Create or update contacts and companies.
• Enrich contacts and validate email addresses.
• Read the current user profile, permissions, and team members.

Limitations

• An active SigParser subscription is required.
• Relationship data requires View All Relationships.
• The All Relationships feature is available on Team subscriptions and above.