# Exellius Systems Inc, free, Free, GET /api/v1/people/search/domain/email: Cached people search API > Search for verified email addresses linked to any company domain. Useful for building out a list of contacts at a target company from the domain alone. Exellius Systems Inc's cached people search API on its Free plan. It costs $0.00 per 1,000 people. It returns 2 of the 13 key fields we check: Experience, Location. The cheapest of the 223 plans we rank by price is [Apollo, $65 monthly](https://datacircle.dev/cached-people-search-apis/apollo/65-monthly/llms.txt), at $0.00043 per 1,000. - This page: https://datacircle.dev/cached-people-search-apis/exellius-systems-inc/free-free-get-api-v1-people-search-domain-email - [Best cached people search API in 2026](https://datacircle.dev/best-cached-people-search-api.txt) - Get it: https://www.exellius.com/pricing - Its API docs: https://www.exellius.com/api-documentation#domain-finder - Sold by: Exellius Systems Inc (https://www.exellius.com) - Checked: 2026-10-25 ## In the answer - Completeness: 15% - Experience: ✓ - Location: ✓ ## Price - $ per 1,000: $0.00 - Billing: free ## Aggregators - Aggregators: none ## Charges - Also pays for: from the same budget: Find Person Email · Find Email by LinkedIn URL · Find Person Phone · Find Phone by LinkedIn URL · Verify Email · Find Phones by Company Domain · Enrich Person with Email · Enrich Company · Enrich Person by LinkedIn URL ## Not found - $ per 1,000: $0.00 ## In their words - Their pitch: Search for verified email addresses linked to any company domain. Useful for building out a list of contacts at a target company from the domain alone. ## Data - Freshness: stored - Keep data: no limit - Use data: Prohibited uses include: Spam or unlawful communications, Reselling Exellius data without written consent, Reverse engineering our databases, High-volume scraping (≥1000 queries/day without API) [...] Do not use bots or scrapers to access data ## Plan - Pay: $0 - You get: 25 credits a month - Expires: 3 months ## Rate limit - Batch: 1 ## Speed - Answer: in the call ## The call - You send: domain. Optional: limit - Method: GET - Path: /api/v1/people/search/domain/email ## About the plan - Plan: Free - Who can get it: anyone 18 or over ## The 48 fields the plan's answer can hold success, message, total results, page size, current page, provider record ID, first name, last name, job title, company name, email, email status, seniority, department, corporate phone, category, organization, position, country, city, state, company address, company city, company state, company country, company industry, company employee count, LinkedIn URL, company website, company LinkedIn URL, Facebook URL, Twitter URL, company keywords, company technologies, company SEO description, company annual revenue, company total funding, company latest funding, company latest funding amount, company last raised at, company retail location count, created at, updated at, company domain, normalized country, lookup type, credits consumed, credits remaining ## Exellius Systems Inc's plans (8) - [Exellius Systems Inc, free, Free, GET /api/v1/people/search/domain/email](https://datacircle.dev/cached-people-search-apis/exellius-systems-inc/free-free-get-api-v1-people-search-domain-email/llms.txt): $0.00 per 1,000, 15% complete, stored - [Exellius Systems Inc, $59 monthly, Basic, GET /api/v1/people/search/domain/email](https://datacircle.dev/cached-people-search-apis/exellius-systems-inc/59-monthly-basic-get-api-v1-people-search-domain-email/llms.txt): 15% complete, stored - [Exellius Systems Inc, $119 monthly, Growth, GET /api/v1/people/search/domain/email](https://datacircle.dev/cached-people-search-apis/exellius-systems-inc/119-monthly-growth-get-api-v1-people-search-domain-email/llms.txt): 15% complete, stored - [Exellius Systems Inc, $199 monthly, Professional, GET /api/v1/people/search/domain/email](https://datacircle.dev/cached-people-search-apis/exellius-systems-inc/199-monthly-professional-get-api-v1-people-search-domain-email/llms.txt): 15% complete, stored - [Exellius Systems Inc, $528 yearly, Basic, GET /api/v1/people/search/domain/email](https://datacircle.dev/cached-people-search-apis/exellius-systems-inc/528-yearly-basic-get-api-v1-people-search-domain-email/llms.txt): 15% complete, stored - [Exellius Systems Inc, $1,068 yearly, Growth, GET /api/v1/people/search/domain/email](https://datacircle.dev/cached-people-search-apis/exellius-systems-inc/1068-yearly-growth-get-api-v1-people-search-domain-email/llms.txt): 15% complete, stored - [Exellius Systems Inc, $1,788 yearly, Professional, GET /api/v1/people/search/domain/email](https://datacircle.dev/cached-people-search-apis/exellius-systems-inc/1788-yearly-professional-get-api-v1-people-search-domain-email/llms.txt): 15% complete, stored - [Exellius Systems Inc, contact us, Enterprise, GET /api/v1/people/search/domain/email](https://datacircle.dev/cached-people-search-apis/exellius-systems-inc/contact-us-enterprise-get-api-v1-people-search-domain-email/llms.txt): 15% complete, stored ## Exellius Systems Inc's calls (5) - `GET /api/v1/people/search/domain/email`: [Exellius Systems Inc, free, Free, GET /api/v1/people/search/domain/email](https://datacircle.dev/cached-people-search-apis/exellius-systems-inc/free-free-get-api-v1-people-search-domain-email/llms.txt) - `GET /api/v1/people/search/domain/phone`: [Exellius Systems Inc, free, Free, GET /api/v1/people/search/domain/phone](https://datacircle.dev/cached-people-search-apis/exellius-systems-inc/free-free-get-api-v1-people-search-domain-phone/llms.txt) - `POST /api/v1/people/search`: [Exellius Systems Inc, free, Free, POST /api/v1/people/search](https://datacircle.dev/cached-people-search-apis/exellius-systems-inc/free-free-post-api-v1-people-search/llms.txt) - `POST /api/v1/people/search/email`: [Exellius Systems Inc, free, Free, POST /api/v1/people/search/email](https://datacircle.dev/cached-people-search-apis/exellius-systems-inc/free-free-post-api-v1-people-search-email/llms.txt) - `POST /api/v1/people/search/phone`: [Exellius Systems Inc, free, Free, POST /api/v1/people/search/phone](https://datacircle.dev/cached-people-search-apis/exellius-systems-inc/free-free-post-api-v1-people-search-phone/llms.txt) ## Exellius Systems Inc's APIs (7) - [Exellius Systems Inc: cached company enrichment API pricing, 8 plans](https://datacircle.dev/cached-company-enrichment-apis/exellius-systems-inc/free/llms.txt) - [Exellius Systems Inc: email verification API pricing, 8 plans](https://datacircle.dev/validate-email-apis/exellius-systems-inc/free/llms.txt) - [Exellius Systems Inc: cached reverse email lookup API pricing, 8 plans](https://datacircle.dev/cached-reverse-email-lookup-apis/exellius-systems-inc/free/llms.txt) - [Exellius Systems Inc: cached LinkedIn profile API pricing, 12 plans](https://datacircle.dev/cached-linkedin-profile-apis/exellius-systems-inc/free-free/llms.txt) - [Exellius Systems Inc: cached email finder API pricing, 8 plans, GET /api/v1/people/search/linkedin/email](https://datacircle.dev/find-cached-email-apis/exellius-systems-inc/free-free-get-api-v1-people-search-linkedin-email/llms.txt) - [Exellius Systems Inc: cached email finder API pricing, 8 plans, GET /api/v1/people/find/email](https://datacircle.dev/find-cached-email-apis/exellius-systems-inc/free-free-get-api-v1-people-find-email/llms.txt) - [Exellius Systems Inc: cached people search API pricing, 8 plans, GET /api/v1/people/search/domain/email](https://datacircle.dev/cached-people-search-apis/exellius-systems-inc/free-free-get-api-v1-people-search-domain-email/llms.txt) - [Exellius Systems Inc: cached phone finder API pricing, 8 plans, GET /api/v1/people/find/phone](https://datacircle.dev/find-cached-phone-apis/exellius-systems-inc/free-free-get-api-v1-people-find-phone/llms.txt) - [Exellius Systems Inc: cached phone finder API pricing, 8 plans, GET /api/v1/people/search/linkedin/phone](https://datacircle.dev/find-cached-phone-apis/exellius-systems-inc/free-free-get-api-v1-people-search-linkedin-phone/llms.txt) ## Exellius Systems Inc: cached people search API alternatives - [GetProspect, free, Free, POST /v2/people/search, People Search](https://datacircle.dev/cached-people-search-apis/getprospect/free/llms.txt): $0.00 per 1,000, 15% complete, stored - [QuickEnrich, free](https://datacircle.dev/cached-people-search-apis/quickenrich/free/llms.txt): $0.00 per 1,000, 8% complete, stored - [AnyAPI, free, Starting balance, POST /v1/run/people_search.prospeo](https://datacircle.dev/cached-people-search-apis/anyapi/free-starting-balance-post-v1-run-people-search-prospeo/llms.txt): $0.00 per 1,000, 31% complete, stored - [graph8, free](https://datacircle.dev/cached-people-search-apis/graph8/free/llms.txt): $0.00 per 1,000, 15% complete, stored - [Coresignal, free](https://datacircle.dev/cached-people-search-apis/coresignal/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 2026-10-25. - https://rapidapi.com/exellius-exellius-systems-inc/api/exellius-b2b-intelligence-api1/pricing - https://rapidapi.com/terms - https://www.exellius.com/api - https://www.exellius.com/api-documentation - https://www.exellius.com/our-data - https://www.exellius.com/pricing - https://www.exellius.com/terms-and-conditions