# KnowFirst, free, GET /business/enrich: Company enrichment API

> List businesses for multiple unique identifiers.

KnowFirst's company enrichment API on its Free plan. It costs $0.00 per 1,000 companies. KnowFirst's docs list 5 of the 13 key fields we check: Description, Type and status, Images, Headquarters, Phones.
We haven't run KnowFirst through [our company enrichment API benchmark](https://datacircle.dev/best-company-enrichment-api.txt) yet.
This plan is free. We rank 2,003 plans for company enrichment APIs by price. Half the plans cost $7.957 per 1,000 companies or less.
[Extruct's $49 monthly plan](https://datacircle.dev/company-enrichment-apis/extruct/49-monthly/llms.txt) is the cheapest paid plan per 1,000 companies. Extruct's company enrichment API costs nothing beyond the plan price.
[APIs Peru's PEN 30 monthly plan](https://datacircle.dev/company-enrichment-apis/apis-peru/pen-30-monthly/llms.txt) covers any number of companies in Peru only. APIs Peru's PEN 30 monthly plan costs less up front than Extruct's $49 monthly plan.
[ROIC.ai](https://datacircle.dev/company-enrichment-apis/roic-ai/89-monthly/llms.txt), [GLEIF](https://datacircle.dev/company-enrichment-apis/gleif/free/llms.txt) and [GetProspect](https://datacircle.dev/company-enrichment-apis/getprospect/49-monthly-starter-post-v2-companies-enrich/llms.txt) are the best company enrichment API providers in the Datacircle benchmark for companies in any country.

- This page: https://datacircle.dev/company-enrichment-apis/knowfirst/free-get-business-enrich
- [Company enrichment API: the best of 160+ providers compared](https://datacircle.dev/best-company-enrichment-api.txt)
- Get it: https://knowfirst.ai/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- Request: `GET https://api.knowfirst.ai/v1/business/enrich`
- API key: with the plan, on https://knowfirst.ai/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- Its API docs: https://app.knowfirst.ai/docs/api?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- Sold by: KnowFirst (https://knowfirst.ai?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing)
- Checked: 2026-11-06

## In the answer

- Completeness: 38%
- Description: ✓
- Type and status: ✓
- Images: ✓
- Headquarters: ✓
- Phones: ✓

## Price

- $ per 1,000 companies: $0.00
- Per: result
- Billing: free

## Aggregators

- Aggregators: none

## Charges

- Also pays for: from the same budget: GET /business/list · GET /business/list/{views} · GET /business/view/{views} · GET /business/view/overview · GET /business/view/locations · GET /business/view/socials · GET /business/view/ads · GET /business/view/organic · GET /business/view/directories · GET /business/view/domains · GET /business/view/tech_stack · GET /business/view/jobs · GET /business/view/people · GET /business/view/salaries · GET /business/view/news · GET /business/view/contracts · GET /business/view/trademarks · GET /business/view/awards · GET /business/view/customer_reviews · GET /business/view/employee_reviews · GET /business/view/feed · GET /business/view/related · GET /domain/list/{views} · GET /person/list · GET /person/view/{id} · GET /person/view · GET /location/list · GET /business/suggestions · POST /business/list/export · GET /person/list/export

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: List businesses for multiple unique identifiers.

## Data

- Countries: Australia, New Zealand
- Keep data: you must not [...] store [...] any part of the Website and API [...] without prior written consent from us
- Use data: you must not in any form or by any means copy, adapt, reproduce (other than for the purpose of viewing the Website and API in your browser), store, modify, distribute, print, upload, display, publish or create derivative works from any part of the Website and API or commercialise any information obtained from any part of the Website and API without prior written consent from us [...] You acknowledge and agree that you will: [...] h) not alter, modify, decompile, disassemble, reverse engineer, sublicense or change any software that underpins the Website and API, i) not purport to grant to a third party any right to access or use our Website and API except as permitted by us [...] You acknowledge that you must: a) not resupply the Website and API to third parties, or permit third parties to access the Website and API [...] You agree that you will only use and disclose any personal information that you access through the Website and API in a manner that would be permitted under the Privacy Act 1988 (Cth) by an APP entity

## Plan

- Pay: A$0
- You get: 20 credits
- Enough for: 2,000 results

## Rate limit

- Per day: 50,000
- Batch: 100

## Speed

- Answer: in the call

## The call

- You send: one of id, abn, acn, nzbn, url or stockcode
- Method: GET
- Path: /business/enrich

## About the plan

- Plan: Free
- Who can get it: anyone

## The 17 fields the plan's answer can hold

input, business ID, name, legal name, website URL, initials, logo, country code, suburb, postcode, status, description, latitude, longitude, website, phone, mobile

## KnowFirst's plans (8)

- [KnowFirst, free, GET /business/enrich](https://datacircle.dev/company-enrichment-apis/knowfirst/free-get-business-enrich/llms.txt): $0.00 per 1,000, 38% complete
- [KnowFirst, A$120 monthly, Starter, GET /business/enrich](https://datacircle.dev/company-enrichment-apis/knowfirst/a-120-monthly-starter-get-business-enrich/llms.txt): $4.175 per 1,000, 38% complete
- [KnowFirst, A$216 monthly, Growth, GET /business/enrich](https://datacircle.dev/company-enrichment-apis/knowfirst/a-216-monthly-growth-get-business-enrich/llms.txt): $2.505 per 1,000, 38% complete
- [KnowFirst, A$600 monthly, Professional, GET /business/enrich](https://datacircle.dev/company-enrichment-apis/knowfirst/a-600-monthly-professional-get-business-enrich/llms.txt): $2.088 per 1,000, 38% complete
- [KnowFirst, A$720 yearly, Starter, GET /business/enrich](https://datacircle.dev/company-enrichment-apis/knowfirst/a-720-yearly-starter-get-business-enrich/llms.txt): $2.088 per 1,000, 38% complete
- [KnowFirst, A$1,296 yearly, Growth, GET /business/enrich](https://datacircle.dev/company-enrichment-apis/knowfirst/a-1296-yearly-growth-get-business-enrich/llms.txt): $1.253 per 1,000, 38% complete
- [KnowFirst, A$3,600 yearly, Professional, GET /business/enrich](https://datacircle.dev/company-enrichment-apis/knowfirst/a-3600-yearly-professional-get-business-enrich/llms.txt): $1.044 per 1,000, 38% complete
- [KnowFirst, contact us, Enterprise, GET /business/enrich](https://datacircle.dev/company-enrichment-apis/knowfirst/contact-us-enterprise-get-business-enrich/llms.txt): 38% complete

## KnowFirst's calls for this API (2)

- `GET /business/view/overview`: [KnowFirst, free, GET /business/view/overview](https://datacircle.dev/company-enrichment-apis/knowfirst/free-get-business-view-overview/llms.txt)
- `GET /business/enrich`: [KnowFirst, free, GET /business/enrich](https://datacircle.dev/company-enrichment-apis/knowfirst/free-get-business-enrich/llms.txt)

## KnowFirst's APIs (6)

- [KnowFirst: company discovery API pricing, 8 plans](https://datacircle.dev/company-discovery-apis/knowfirst/free/llms.txt)
- [KnowFirst: company open jobs API pricing, 8 plans](https://datacircle.dev/company-open-job-apis/knowfirst/free/llms.txt)
- [KnowFirst: tech stack API pricing, 8 plans](https://datacircle.dev/company-technology-apis/knowfirst/free/llms.txt)
- [KnowFirst: people search API pricing, 8 plans](https://datacircle.dev/people-search-apis/knowfirst/free/llms.txt)
- [KnowFirst: people enrichment API pricing, 8 plans](https://datacircle.dev/person-enrichment-apis/knowfirst/free/llms.txt)
- [KnowFirst: company enrichment API pricing, 8 plans, GET /business/enrich](https://datacircle.dev/company-enrichment-apis/knowfirst/free-get-business-enrich/llms.txt)

## KnowFirst: company enrichment API alternatives

- [ValueSERP, $6,216 yearly, 500,000 searches, annual, GET /search, Google Place Details](https://datacircle.dev/company-enrichment-apis/valueserp/6216-yearly-500000-searches-annual-get-search-google-place-details/llms.txt): $1.036 per 1,000, 23% complete, live
- [JobsPipe, $6,240 yearly, Business, billed yearly, GET /v1/jobs/companies/{key}](https://datacircle.dev/company-enrichment-apis/jobspipe/5244-yearly-business-billed-yearly-get-v1-jobs-companies-key/llms.txt): $1.04 per 1,000, 85% complete, 1 hour
- [Serpent API, top-up from $500](https://datacircle.dev/company-enrichment-apis/serpent-api/top-up-from-500/llms.txt): $1.05 per 1,000, 31% complete
- [Infyner, ₹10,000 pack](https://datacircle.dev/company-enrichment-apis/infyner/10000-pack/llms.txt): $1.053 per 1,000, 15% 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 2026-11-06.

- https://app.knowfirst.ai/docs/api?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- https://cdn.knowfirst.ai/api/spec/knowfirst-v1.yaml?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- https://knowfirst.ai/api?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- https://knowfirst.ai/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- https://knowfirst.ai/terms?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing