# LoneScale, free: Company enrichment API

> Look up a company by name, domain, LinkedIn slug, or LinkedIn ID. Returns one fixed-shape company profile.

LoneScale's company enrichment API on its Free plan. It costs $0.00 per 1,000 companies. It returns 9 of the 13 key fields we check: Description, Industry, Type and status, Images, Employees, Social profiles, Headquarters, Locations, Funding.
In [our company enrichment API benchmark](https://datacircle.dev/best-company-enrichment-api.txt), LoneScale's best plan scores 37.7 out of 100.
This plan is free. We rank 1,445 plans for company enrichment APIs by price. Half the plans cost $9.00 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.
[CNPJ API's R$99 monthly plan (/bulk-cnpj)](https://datacircle.dev/company-enrichment-apis/cnpj-api/r-99-monthly-pro-post-bulk-cnpj/llms.txt) covers any number of companies in Brazil only. CNPJ API's R$99 monthly plan costs less up front than Extruct's $49 monthly plan.
[GLEIF](https://datacircle.dev/company-enrichment-apis/gleif/free/llms.txt), [SEC EDGAR](https://datacircle.dev/company-enrichment-apis/sec-edgar/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 our benchmark for companies in any country.

- This page: https://datacircle.dev/company-enrichment-apis/lonescale/free
- [Company enrichment API: 130+ providers compared](https://datacircle.dev/best-company-enrichment-api.txt)
- Get it: https://www.lonescale.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- Request: `GET https://public-api.lonescale.com/companies/search`
- API key: with the plan, on https://www.lonescale.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- Its API docs: https://docs.lonescale.com/api-reference/endpoint/companies-search?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- Sold by: LoneScale (https://www.lonescale.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing)
- Checked: 2026-10-31

## In the answer

- Completeness: 69%
- Description: ✓
- Industry: ✓
- Type and status: ✓
- Images: ✓
- Employees: ✓
- Social profiles: ✓
- Headquarters: ✓
- Locations: ✓
- Funding: ✓

## Price

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

## Aggregators

- Aggregators: none

## Charges

- Also pays for: nothing else

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: Look up a company by name, domain, LinkedIn slug, or LinkedIn ID. Returns one fixed-shape company profile.

## Data

- Freshness: stored
- Keep data: no limit
- Use data: a personal, non-exclusive, non-transferable and non-assignable right [...] to use LoneScale for its internal needs in the conditions and limits specified in the General Conditions. The Client shall not, directly or indirectly, and undertakes to forbid their Authorized Users, except with the express, prior and written consent of LoneLine: [...] (iii) provide services to third parties, whether free of charge or for a fee, which are based on the LoneScale platform. In particular, the Client shall refrain from integrating, processing and/or using the data of a third party, and/or granting full or partial access to the LoneScale platform, in particular in the form of a service bureau, in ASP, in PaaS or in SaaS, [...] (v) use LoneScale in violation of applicable regulations, (vi) create composite or derivative works with the help of all or part of LoneScale, (vii) make any other use of LoneScale than the one allowed by the General Conditions. [...] the Client commits itself to respect the applicable legislation, in particular the local legal provisions concerning commercial prospecting

## Plan

- Pay: $0
- You get: 100 credits

## Rate limit

- Per second: 0.083
- Batch: 1

## Speed

- Answer: in the call
- Median: 0.03 s

## The call

- You send: domain, linkedin_id, slug or name (at least one). Optional: enrich, custom
- Method: GET
- Path: /companies/search

## About the plan

- Plan: Free
- Who can get it: any natural or legal person, a natural person uses it for their professional activity, and LoneScale's moderation team validates the account

## The 23 fields the plan's answer can hold

LinkedIn ID, universal name, LinkedIn URL, name, domain, website URL, logo URL, description, tagline, industry, founded year, staff count, staff count range, country code, city, postal code, specialities, hashtags, confirmed locations, funding data, headcount by function, total results, custom

## LoneScale's plans (4)

- [LoneScale, free](https://datacircle.dev/company-enrichment-apis/lonescale/free/llms.txt): $0.00 per 1,000, 69% complete, stored
- [LoneScale, $200 monthly](https://datacircle.dev/company-enrichment-apis/lonescale/200-monthly/llms.txt): 69% complete, stored
- [LoneScale, $1,000 monthly](https://datacircle.dev/company-enrichment-apis/lonescale/1000-monthly/llms.txt): 69% complete, stored
- [LoneScale, contact us](https://datacircle.dev/company-enrichment-apis/lonescale/contact-us/llms.txt): 69% complete, stored

## LoneScale's calls for this API (1)

- `GET /companies/search`: [LoneScale, free](https://datacircle.dev/company-enrichment-apis/lonescale/free/llms.txt)

## LoneScale's APIs (6)

- [LoneScale: company enrichment API pricing, 4 plans](https://datacircle.dev/company-enrichment-apis/lonescale/free/llms.txt)
- [LoneScale: phone validation API pricing, 4 plans](https://datacircle.dev/validate-phone-apis/lonescale/free/llms.txt)
- [LoneScale: LinkedIn profile API pricing, 4 plans, POST /trigger/enrich](https://datacircle.dev/linkedin-profile-apis/lonescale/free-free-post-trigger-enrich/llms.txt)
- [LoneScale: LinkedIn profile API pricing, 4 plans, POST /trigger/enrich/sync](https://datacircle.dev/linkedin-profile-apis/lonescale/free-free-post-trigger-enrich-sync/llms.txt)
- [LoneScale: email finder API pricing, 4 plans, POST /trigger/enrich](https://datacircle.dev/find-email-apis/lonescale/free-free-post-trigger-enrich/llms.txt)
- [LoneScale: email finder API pricing, 4 plans, POST /trigger/enrich/sync](https://datacircle.dev/find-email-apis/lonescale/free-free-post-trigger-enrich-sync/llms.txt)
- [LoneScale: phone finder API pricing, 4 plans, POST /trigger/enrich](https://datacircle.dev/find-phone-apis/lonescale/free-free-post-trigger-enrich/llms.txt)
- [LoneScale: phone finder API pricing, 4 plans, POST /trigger/enrich/sync](https://datacircle.dev/find-phone-apis/lonescale/free-free-post-trigger-enrich-sync/llms.txt)
- [LoneScale: people search API pricing, 4 plans, POST /trigger/contact-sourcing](https://datacircle.dev/people-search-apis/lonescale/free-free-post-trigger-contact-sourcing/llms.txt)
- [LoneScale: people search API pricing, 4 plans, POST /trigger/contact-sourcing/sync](https://datacircle.dev/people-search-apis/lonescale/free-free-post-trigger-contact-sourcing-sync/llms.txt)

## LoneScale: company enrichment API alternatives

- [GLEIF, free](https://datacircle.dev/company-enrichment-apis/gleif/free/llms.txt): $0.00 per 1,000, 15% complete, stored
- [data.texas.gov, free, With an app token](https://datacircle.dev/company-enrichment-apis/data-texas-gov/free-with-an-app-token/llms.txt): $0.00 per 1,000, 15% complete, stored
- [CZ Agents, free](https://datacircle.dev/company-enrichment-apis/cz-agents/free/llms.txt): $0.00 per 1,000, 8% complete, stored
- [CNPJa, free, Plano Gratuito, GET /office/{taxId}, Consulta CNPJ (cache)](https://datacircle.dev/company-enrichment-apis/cnpja/free-plano-gratuito-get-office-taxid-consulta-cnpj-cache/llms.txt): $0.00 per 1,000, 38% 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 2026-10-31.

- https://docs.lonescale.com/api-reference/endpoint/companies-search?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- https://docs.lonescale.com/api-reference/openapi.json?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- https://docs.lonescale.com/authentication?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- https://docs.lonescale.com/mcp/overview?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- https://help-center.lonescale.com/en/articles/6454360-lonescale-public-api?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- https://www.lonescale.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- https://www.lonescale.com/terms-of-service?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing