# Magellan Data, free, 10,000 free credits, POST /v1/parent_companies: Company hierarchy API

> Corporate ownership intelligence for AI agents. Ask who owns a company: get parents, private equity backers, corporate families, and portfolio siblings, across thousands of companies at a time.

Magellan Data's company hierarchy API on its "10,000 free credits" plan. It costs $0.00 per 1,000 companies. It returns 1 of the 3 key fields we check: Parent.
The cheapest of the 43 priced plans is [PredictLeads, pay as you go, 500,001+ API Calls](https://datacircle.dev/company-hierarchy-apis/predictleads/pay-as-you-go-500001-api-calls/llms.txt), at $2.00 per 1,000.

- This page: https://datacircle.dev/company-hierarchy-apis/magellan-data/free-10000-free-credits-post-v1-parent-companies
- Get it: https://magellandata.io/pricing
- Its API docs: https://docs.magellandata.io/endpoints/parent-companies
- Sold by: Magellan Data (https://magellandata.io)
- Checked: 2026-10-23

## In the answer

- Completeness: 33%
- Parent: ✓

## Price

- $ per 1,000: $0.00
- Billing: free

## Aggregators

- Aggregators: none

## Charges

- Per: call
- Also pays for: from the same budget: Corporate Families · PE Ownership · PE Portfolios · Social Media · Inactive Companies · Batch Processing

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: Corporate ownership intelligence for AI agents. Ask who owns a company: get parents, private equity backers, corporate families, and portfolio siblings, across thousands of companies at a time.

## Data

- Keep data: no limit
- Use data: 1.3 User License. Subject to your compliance with these Terms, we grant you a limited, non-exclusive, non-transferable, non-sublicensable, revocable license to access and use the Service for your internal business purposes and to download and use enriched data reports you have purchased for your internal business purposes. [...] 1.4 Prohibited Uses. You agree NOT to use the Service to: [...] Resell, redistribute, or commercialize data obtained from the Service without our prior written consent, Use the data for any unlawful purpose, including harassment, discrimination, or fraud, [...] 5.5 Enriched Data. All enriched data reports are owned by Magellan Data. You receive a limited license to use purchased reports for your internal business purposes only.

## Plan

- Pay: $0
- You get: 10,000 credits
- Enough for: about 142 calls, once
- Expires: never

## Rate limit

- Batch: 1

## The call

- You send: url
- Method: POST
- Path: /v1/parent_companies

## About the plan

- Plan: 10,000 free credits
- Who can get it: anyone aged 18 or over with a valid business email address, one set of promotional credits per person per company

## The 8 fields the plan's answer can hold

status code, status, input URL, extracted domain, credit cost, has parent company, parent company name, parent company website

## Magellan Data's plans (7)

- [Magellan Data, free, 10,000 free credits, POST /v1/parent_companies](https://datacircle.dev/company-hierarchy-apis/magellan-data/free-10000-free-credits-post-v1-parent-companies/llms.txt): $0.00 per 1,000, 33% complete
- [Magellan Data, $375 pack, 25,000 credits, POST /v1/parent_companies](https://datacircle.dev/company-hierarchy-apis/magellan-data/375-pack-25000-credits-post-v1-parent-companies/llms.txt): $1050.00 per 1,000, 33% complete
- [Magellan Data, $625 pack, 50,000 credits, POST /v1/parent_companies](https://datacircle.dev/company-hierarchy-apis/magellan-data/625-pack-50000-credits-post-v1-parent-companies/llms.txt): $875.00 per 1,000, 33% complete
- [Magellan Data, $1,000 pack, 100,000 credits, POST /v1/parent_companies](https://datacircle.dev/company-hierarchy-apis/magellan-data/1000-pack-100000-credits-post-v1-parent-companies/llms.txt): $700.00 per 1,000, 33% complete
- [Magellan Data, $2,250 pack, 250,000 credits, POST /v1/parent_companies](https://datacircle.dev/company-hierarchy-apis/magellan-data/2250-pack-250000-credits-post-v1-parent-companies/llms.txt): $630.00 per 1,000, 33% complete
- [Magellan Data, $3,750 pack, 500,000 credits, POST /v1/parent_companies](https://datacircle.dev/company-hierarchy-apis/magellan-data/3750-pack-500000-credits-post-v1-parent-companies/llms.txt): $525.00 per 1,000, 33% complete
- [Magellan Data, $6,000 pack, 1,000,000 credits, POST /v1/parent_companies](https://datacircle.dev/company-hierarchy-apis/magellan-data/6000-pack-1000000-credits-post-v1-parent-companies/llms.txt): $420.00 per 1,000, 33% complete

## Magellan Data's calls (2)

- `POST /v1/corporate_families`: [Magellan Data, free, 10,000 free credits, POST /v1/corporate_families](https://datacircle.dev/company-hierarchy-apis/magellan-data/free-10000-free-credits-post-v1-corporate-families/llms.txt)
- `POST /v1/parent_companies`: [Magellan Data, free, 10,000 free credits, POST /v1/parent_companies](https://datacircle.dev/company-hierarchy-apis/magellan-data/free-10000-free-credits-post-v1-parent-companies/llms.txt)

## Magellan Data's APIs (1)

- [Magellan Data: company hierarchy API pricing, 7 plans, POST /v1/parent_companies](https://datacircle.dev/company-hierarchy-apis/magellan-data/free-10000-free-credits-post-v1-parent-companies/llms.txt)

## Magellan Data: company hierarchy API alternatives

- [ZoomInfo, free](https://datacircle.dev/company-hierarchy-apis/zoominfo/free/llms.txt): $0.00 per 1,000, 100% complete, stored
- [PredictLeads, free](https://datacircle.dev/company-hierarchy-apis/predictleads/free/llms.txt): $0.00 per 1,000, 67% complete, 2 weeks
- [Apollo, free, Free, GET /organizations/enrich](https://datacircle.dev/company-hierarchy-apis/apollo/free-free-get-organizations-enrich/llms.txt): $0.00 per 1,000, 67% complete, 1 month
- [OpenCorporates, free](https://datacircle.dev/company-hierarchy-apis/opencorporates/free/llms.txt): $0.00 per 1,000, 0% complete, stored

## Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-10-23.

- https://docs.magellandata.io
- https://docs.magellandata.io/endpoints
- https://docs.magellandata.io/endpoints/parent-companies
- https://magellandata.io
- https://magellandata.io/pricing
- https://magellandata.io/terms