Introduction
Access authoritative company data across multiple jurisdictions
What is Kausate?
Kausate is a company data API with direct integrations into official business registers. Search, reports, ownership and documents are read from the register at request time; autocomplete and prefill answer from an index for speed.
Key Features
Search
Find a company by name or registration number in the official register.
Company Reports
Structured company data: address, legal form, status and legal representatives.
Shareholder Graphs & UBOs
Multi-level shareholder graphs and ultimate beneficial owners.
Prefill & Autocomplete
Prefill a form from indexed company data in under 200ms, with a fallback to the register when a company is not indexed.
Monitoring & Webhooks
Watch a company and receive a webhook when its data changes.
Next Steps
Getting Started
One integration from search to monitoring.
Jurisdictions
What is available in each jurisdiction and how to search it.
Bulk Datasets
Download bulk datasets by data source.
Use with your AI coding assistant
We publish integration guidance for AI coding assistants (Claude Code, Codex, Cursor, Copilot, Gemini CLI, Aider and others). It covers async orders and webhooks, customerId / customerReference, polling and OpenAPI client generation.
Claude Code — install as a plugin:
/plugin marketplace add https://docs.kausate.com/.claude-plugin/marketplace.json
/plugin install kausate-integration@kausate
/reload-pluginsCodex, Cursor, Copilot, Gemini CLI, Junie, Aider — drop AGENTS.md into your repo:
curl -o AGENTS.md https://docs.kausate.com/agents/kausate.mdAny other AI assistant — point it at the hosted skill:
Fetch https://docs.kausate.com/plugins/kausate-integration/skills/kausate-integration/SKILL.md and follow it to integrate the Kausate API.The source is at github.com/kausate/agents. These docs are also available as llms.txt.
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