Documentation

MCP for AI tools

Read company data, report changes and watches in your AI tool. All tools are read-only. MCP address:

https://mcp.bolagsdelta.se/mcp

How to connect →

REST API

The API returns the same data as the website, as JSON. Base address:

https://api.bolagsdelta.se

Authentication

Send your API key in the X-API-Key header, or as a bearer token. The key is shown once when we issue it.

curl -H "X-API-Key: cw_<prefix>_<secret>" \
  "https://api.bolagsdelta.se/api/v1/companies?q=volvo"

Common calls

• GET /api/v1/companies?q=: search companies by name or organisation number
• GET /api/v1/companies/{orgnr}: company with register facts, filings and latest key figures
• GET /api/v1/companies/{orgnr}/financials: key figures over time with source references
• GET /api/v1/companies/{orgnr}/diffs/latest: what changed between the two latest reports
• GET /api/v1/companies/{orgnr}/signals: signals with evidence for one company

Limits and errors

• Open calls without a key: 120 per minute per IP address.
• Calls with a valid key: 600 per minute per organisation. Document calls: 30 per minute.
• Errors are returned as JSON with message_sv, message_en and error_code. When there are too many calls the API answers 429 with a Retry-After header.

Webhooks

Alert rules you create through the API (POST /api/v1/workspace/rules) can use the webhook channel with an https address. Webhooks require Pro or higher.

API keys are issued by us for the API plan. Contact [email protected] to get started.