What is ServiceGraph
ServiceGraph is a structured directory of over 100,000 US professional-services firms, designed for integration with AI agents. It aims to replace web scraping by providing a pluggable catalog of firms across various sectors like law, marketing, consulting, accounting, IT, architecture, engineering, HR, and PR.
How to use ServiceGraph
To integrate ServiceGraph into an AI agent, use the command npx skills add nostrband/servicegraph. The service can also be accessed via an API.
Features of ServiceGraph
- Structured Firm Data: Provides a catalog of 100k+ US professional-services firms.
- AI Agent Integration: Designed to be pluggable into AI agents as a skill.
- Comprehensive Firm Details: Includes industry classification, service taxonomy, service model, geography served, company size, contact information (phone, email, address), website URL, social presence, reviews and ratings, and pricing models.
- API Access: Offers an API console, documentation, and an OpenAPI specification.
- Free Tier: Available with no credit card required.
Use Cases of ServiceGraph
- Procurement Agents: Assist users in finding and shortlisting vendors based on specific criteria like industry, service, location, size, and ratings.
- CRM Enrichment: Provide classified industry, services, and contact information for a given list of company domains.
- Sales Prospecting: Enable the creation of target lists by filtering firms based on industry, location, specific practices, and third-party ratings.
FAQ
- API Key Requirement: No API key is needed for catalog discovery. Sign-in is required for accessing firm cards or contact bundles.
- Free Tier Limits: The free tier includes 200 unique firm-views per month on
/v1/searchand 50 on/v1/get. Catalog discovery endpoints are free and IP-rate-limited. - Data Sourcing and Freshness: Data is sourced from public web data and refreshed continuously. Classification is performed using LLMs and re-checked on updates.
- Bringing Your Own List: Users can provide a list of domains for enrichment. The
firm_idcan be generated using a specified SHA256 hash, allowing direct calls to/v1/get/:id. - AI Agent Compatibility: Works with agents supporting the Skills convention, including Claude Code, Codex, Cursor, GitHub Copilot, Gemini, and others. Direct API calls are also supported.
- Geographic Scope: Currently focused on US firms, with plans to expand to other regions.
- Differentiation from Google Search: Offers structured filters for industry, services, size, ratings, and geography, providing precise results rather than keyword-based search snippets.
- Missing Firms: If a firm is not in the catalog,
/v1/getreturns a 404. Users can request specific firms to be indexed by contacting support.




