# LoneScale, free, Free, POST /trigger/contact-sourcing/sync: People search API

> Source contacts at a company by persona, seniority, and location.

LoneScale's people search API on its Free plan, $0.00 per 1,000 people. 2 of the 13 key fields: Experience, Location.

- This page: https://datacircle.dev/people-search-apis/lonescale/free-free-post-trigger-contact-sourcing-sync
- Get it: https://www.lonescale.com/pricing
- Its API docs: https://docs.lonescale.com/api-reference/endpoint/contact-sourcing-sync
- Sold by: LoneScale (https://www.lonescale.com)
- Checked: 2026-10-21

## In the answer

- Completeness: 15%
- Experience: ✓
- Location: ✓

## Price

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

## Aggregators

- Aggregators: none

## Charges

- Most per search: 10
- Also pays for: from the same budget: Search Contacts · Enrich Contacts · Enrich Contacts (Sync)

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: Source contacts at a company by persona, seniority, and location.

## Data

- 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

## The call

- You send: personas. Optional: company_domain, company_name, company_linkedin_url, included_locations, included_cities, limit, seniority_levels, disable_company_info, custom
- Method: POST
- Path: /trigger/contact-sourcing/sync

## 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 29 fields the plan's answer can hold

full name, first name, last name, profile URL, job title, job seniority, department, country code, country name, location name, city, company name, company domain, company LinkedIn URL, company LinkedIn ID, company universal name, company industry, company country, company country code, company staff count, company employee range, company city, searched company name, searched company domain, searched company LinkedIn URL, custom, total results, partial, elapsed ms

## LoneScale's plans (4)

- [LoneScale, free, Free, POST /trigger/contact-sourcing/sync](https://datacircle.dev/people-search-apis/lonescale/free-free-post-trigger-contact-sourcing-sync/llms.txt): $0.00 per 1,000, 15% complete
- [LoneScale, $200 monthly, Starter, POST /trigger/contact-sourcing/sync](https://datacircle.dev/people-search-apis/lonescale/200-monthly-starter-post-trigger-contact-sourcing-sync/llms.txt): 15% complete
- [LoneScale, $1,000 monthly, Growth, POST /trigger/contact-sourcing/sync](https://datacircle.dev/people-search-apis/lonescale/1000-monthly-growth-post-trigger-contact-sourcing-sync/llms.txt): 15% complete
- [LoneScale, contact us, Enterprise, POST /trigger/contact-sourcing/sync](https://datacircle.dev/people-search-apis/lonescale/contact-us-enterprise-post-trigger-contact-sourcing-sync/llms.txt): 15% complete

## LoneScale's calls (2)

- `POST /trigger/contact-sourcing`: [LoneScale, free, Free, POST /trigger/contact-sourcing](https://datacircle.dev/people-search-apis/lonescale/free-free-post-trigger-contact-sourcing/llms.txt)
- `POST /trigger/contact-sourcing/sync`: [LoneScale, free, Free, POST /trigger/contact-sourcing/sync](https://datacircle.dev/people-search-apis/lonescale/free-free-post-trigger-contact-sourcing-sync/llms.txt)

## Similar plans of other providers

- [Ploid, free](https://datacircle.dev/people-search-apis/ploid/free/llms.txt): $0.00 per 1,000, 15% complete
- [NinjaPear, free](https://datacircle.dev/people-search-apis/ninjapear/free/llms.txt): $0.00 per 1,000, 0% complete, live
- [Openmart, free](https://datacircle.dev/people-search-apis/openmart/free/llms.txt): $0.00 per 1,000, 0% complete
- [Parallel, free, $5 in free credits per month, POST /v1beta/findall/runs](https://datacircle.dev/people-search-apis/parallel/free-5-in-free-credits-per-month-post-v1beta-findall-runs/llms.txt): $0.00 per 1,000, 0% complete

## Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-10-21.

- https://docs.lonescale.com/api-reference/endpoint/contact-sourcing-sync
- https://docs.lonescale.com/api-reference/endpoint/todays-accounts-find-people
- https://docs.lonescale.com/api-reference/openapi.json
- https://docs.lonescale.com/api-reference/webhookpayload/sourcing-payload
- https://docs.lonescale.com/authentication
- https://docs.lonescale.com/mcp/overview
- https://help-center.lonescale.com/en/articles/6454360-lonescale-public-api
- https://www.lonescale.com/pricing
- https://www.lonescale.com/terms-of-service