Apollo pricing and alternatives: company hierarchy API, POST /organizations/bulk_enrich

Apollo's site llms.txt

33% complete: 1 of the 3 key fields we checkSee the 3 fields

$0.00per 1,000 companies

Plan: Free one of Apollo's 7 plans

Call: POST /organizations/bulk_enrich one of Apollo's 2 calls

API: Company hierarchy API one of Apollo's 12 APIs

About this item

A copy at most 1 month old. You get hierarchies from Apollo's database.
1 of the 3 key fields we check. Parent.
Nothing to pay.
One call. You call POST /organizations/bulk_enrich. You send up to 10 companies as domains[] or as the details field. The call returns the parents and family tree of each company you send.
Who can get it: with conditions. Keep data: with conditions. Use data: with conditions.

Apollo: company hierarchy API alternatives

We list other providers' plans closest to this plan in price per 1,000 companies. Each plan in the table gives live data or data at most a month old, like this plan.

	This planApollo, free, Free, POST /organizations/bulk_enrich	CompanyData.com, free	Interzoid, free	PredictLeads, free
$ per 1,000	$0.00	$0.00	$0.00	$0.00
Completeness	33%	100%	67%	67%
Billing	free	free	free	free
Pay	$0	$0	$0	$0
Enough for	not published	200 results, once	not published	100 calls a month
Freshness	1 month	1 month	live	2 weeks
Who can get it	an Apollo account registered with a work email address, business use only, not as a consumer, users of legal age	anyone with a company email address (not Gmail, Outlook, Yahoo, etc.)	anyone	anyone

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.

Product details

The key fields this plan's answer can hold, then each filled column in its row on the sheet.

Company, not in the answer
Parent
Family tree, not in the answer

Price
$ per 1,000	$0.00
Billing	free

Aggregators
Aggregators	none

Charges
Per	result
Also pays for	People API Search · Search for contacts · Search for accounts · from the same budget: Run an Assistant task · People enrichment · Bulk people enrichment · Organization enrichment · Organization search · Organization job postings · Get complete organization info · News articles search · Get conversations info · Export conversations · Get complete person info

Not found
$ per 1,000	$0.00

In their words
Their pitch	Use the bulk organization enrichment endpoint to enrich data for up to ten companies with a single API call.

Data
Freshness	1 month
Keep data	people's business contact information put into your own records, CRM or database during the term: no limit, past it too. The rest: until the term ends
Use data	"Term License. [...] solely for your internal business purposes to: [...] communicate with a person in a manner that relates to such person’s profession, business, or employment using any Business Contact Information, identify prospective sales opportunities, research your existing customers and prospects, and otherwise analyze the Contributor Database in a manner relating to your business-to-business sales, marketing, recruiting, and business development activities", "General Usage Restrictions. You will not, and will not permit any third party to: use the Services, the Platform, or data derived therefrom to create, develop, or offer a product or service to third parties that competes with Apollo's products or services. This restriction does not apply to your internal systems or processes that are not commercially offered to third parties, resell, distribute, disclose, sublicense, transfer, sell, offer for sale, or make available any of the Contributor Database or any part of the Services to any third party, [...]", "Business Contact Information Restrictions. You will not: distribute, sell, or license Business Contact Information to third parties, except to the extent expressly authorized by Apollo in writing, use Business Contact Information to create competing databases or services, combine Business Contact Information with other data sources in a manner that would circumvent the usage restrictions applicable to the underlying Apollo data, [...] or use Business Contact Information to train, fine-tune, or improve any artificial intelligence or machine learning model, system, or service, except (1) for your own internal models used solely for your internal business purposes and not commercially offered to third parties, or (2) to the extent otherwise expressly authorized by Apollo in writing.", "Technical and Access Restrictions. [...] You may not: [...] Disclose the results of any Platform or program benchmark tests to any third parties without Apollo’s prior written consent.", "Prohibited Uses. You are expressly prohibited from doing any of the following: selling, sublicensing, or otherwise providing access to any API to any third party, using any API with LinkedIn automations, using any API in a manner that allows any third party to use Apollo data to train, fine-tune, or improve any artificial intelligence or machine learning model, system, or service, [...]"

Plan
Pay	$0
Expires	at the end of each billing cycle, not rolled over

Rate limit
Per day	600
Per second	0.028
Batch	10

The call
You send	up to 10 companies as domains[] or as the details field
Method	POST
Path	/organizations/bulk_enrich

About the plan
Plan	Free
Who can get it	an Apollo account registered with a work email address, business use only, not as a consumer, users of legal age

The 11 fields the plan's answer can hold

parent company ID, parent company name, parent company website, parent chain IDs, ultimate parent ID, ultimate parent name, ultimate parent website, subsidiary count, subsidiary rollup employee count, subsidiary rollup countries, subsidiary rollup industries