# Regna Cap (Regna Verkt) > The AI operating system for investment firms: one REST API and one > MCP server covering every listed and private company across the US, > UK, Sweden, Norway, Finland and Denmark - financials, ownership, > filings and news, sourced directly from primary regulators (SEC > EDGAR, Companies House, Bolagsverket, BRREG, PRH, CVR, FI > Finanscentralen). Built for AI agents to call directly. ## Pages - [Home](https://regnaverkt.com/): what Regna Cap is and the markets covered - [Company data](https://regnaverkt.com/company-data/): coverage and the company data model - [REST API](https://regnaverkt.com/rest-api/): the flat JSON API - [Claude Code / MCP](https://regnaverkt.com/claude-code/): MCP tools AI agents call directly - [Chat](https://regnaverkt.com/chat/): ask questions about any covered filing - [Pricing](https://regnaverkt.com/pricing/): plans; entry tier includes every market - [API docs](https://docs.regnaverkt.com): full REST API reference ## Notes - Listed and private companies; primary-source regulator data, no reseller layer. - Three surfaces: a REST API, an MCP server (mcp.regnaverkt.com) for AI agents, and event webhooks.