# Ploid, free: Reverse email lookup API

> Reverse an email to its LinkedIn profile and permanent person_id.

Ploid's reverse email lookup API on its Free trial plan. It costs $0.00 per 1,000 people. It returns 2 of the 13 key fields we check: Experience, Headline.
We rank 344 plans by price. [Village's $1 monthly plan](https://datacircle.dev/reverse-email-lookup-apis/village/1-monthly-core-post-v2-people-enrich-by-email-reverse-lookup-by-email-cached-only/llms.txt) costs the least per 1,000 people: as little as $0.0000039. Village's $1 monthly plan covers up to 259,200,000 people a month at no extra cost.
[Village's $25 pack (Reverse Lookup by Email, cached only)](https://datacircle.dev/reverse-email-lookup-apis/village/25-pack-1000-credits-post-v2-people-enrich-by-email-reverse-lookup-by-email-cached-only/llms.txt) covers any number of people. Village's $25 pack costs more up front than Village's $1 monthly plan.
[GetProspect](https://datacircle.dev/reverse-email-lookup-apis/getprospect/399-monthly-growth-50k-post-v2-people-enrich/llms.txt), [Village](https://datacircle.dev/reverse-email-lookup-apis/village/1-monthly/llms.txt) and [treg](https://datacircle.dev/reverse-email-lookup-apis/treg/top-up-from-200/llms.txt) are the best reverse email lookup API providers in our benchmark.

- This page: https://datacircle.dev/reverse-email-lookup-apis/ploid/free
- [Best reverse email lookup API in 2026: providers compared](https://datacircle.dev/best-reverse-email-lookup-api.txt)
- Get it: https://ploid.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=reverse-email-lookup-api-pricing
- Request: `POST https://api.ploid.com/v1/reverse`
- API key: with the plan, on https://ploid.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=reverse-email-lookup-api-pricing
- Its API docs: https://ploid.com/openapi.json?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=reverse-email-lookup-api-pricing
- Sold by: Ploid (https://ploid.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=reverse-email-lookup-api-pricing)
- Checked: 2026-10-31

## In the answer

- Completeness: 15%
- Experience: ✓ current job
- Headline: ✓

## Price

- $ per 1,000 people: $0.00
- Per: call
- Billing: free

## Aggregators

- Aggregators: none

## Charges

- Also pays for: from the same budget: Fetch a LinkedIn profile (GET /v1/linkedin/profile) · Search LinkedIn people (POST /v1/linkedin/search) · List recent LinkedIn posts (GET /v1/linkedin/posts) · List a profile's comments (GET /v1/linkedin/profiles/comments) · Get a LinkedIn company (GET /v1/linkedin/companies/get) · List a company's posts (GET /v1/linkedin/companies/posts) · Enrich a social profile (POST /v1/socials) · Search (POST /v1/search) · GitHub search (POST /v1/github/search) · Datasets (POST /v1/datasets) · Contacts (POST /v1/enrich) · Person (POST /v1/person) · Monitors (POST /v1/monitors) · Sets (POST /v1/sets)

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: Reverse an email to its LinkedIn profile and permanent person_id.

## Data

- Keep data: no limit
- Use data: The Services are intended for lawful business and professional outreach (for example recruiting and sales) only, not for personal, non-business use, harassment, stalking, spam, or unpermitted surveillance. [...] you must not use the Services to obtain or process sensitive data unlawfully. [...] You agree not to, and not to permit others to: Use the Services in violation of applicable law, including privacy, employment, anti-discrimination, anti-spam, and data protection laws. Use the Services or people data for personal, non-business purposes in a way that violates applicable law or reasonable privacy expectations (including harassment, stalking, or doxxing). Scrape, crawl, harvest, or extract data from the Services in an automated way except through documented APIs or features we expressly permit. Attempt to gain unauthorized access to the Services, other accounts, or our or others’ systems. Use the Services to send spam, phishing, malware, or deceptive communications. Reverse engineer, decompile, or attempt to derive source code of the Services except where prohibited by law. Resell, sublicense, or redistribute the Services or outputs in a way that competes with Ploid or breaches your agreement. [...] You are solely responsible for your use of people data obtained through the Services, including obtaining any required notices, consents, or legal bases, honoring individual rights requests where applicable, and complying with regulations governing recruiting, marketing, and background screening in your jurisdiction.

## Plan

- Pay: $0
- You get: 50 credits
- Enough for: 50 calls
- Expires: 30 days

## Rate limit

- Per second: 0.17
- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: email. Optional: name, fast_only
- Method: POST
- Path: /v1/reverse

## About the plan

- Plan: Free trial
- Who can get it: anyone who creates an account, for lawful business and professional outreach (its terms: not for personal, non-business use)

## The 12 fields the plan's answer can hold

found, person ID, name, headline, company name, LinkedIn URL, source, request ID, credits charged, credits remaining, cursor, message

## Ploid's plans (4)

- [Ploid, free](https://datacircle.dev/reverse-email-lookup-apis/ploid/free/llms.txt): $0.00 per 1,000, 15% complete
- [Ploid, $200 monthly](https://datacircle.dev/reverse-email-lookup-apis/ploid/200-monthly/llms.txt): $200.00 per 1,000, 15% complete
- [Ploid, $600 monthly](https://datacircle.dev/reverse-email-lookup-apis/ploid/600-monthly/llms.txt): $150.00 per 1,000, 15% complete
- [Ploid, contact us](https://datacircle.dev/reverse-email-lookup-apis/ploid/contact-us/llms.txt): 15% complete

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

- `POST /v1/reverse`: [Ploid, free](https://datacircle.dev/reverse-email-lookup-apis/ploid/free/llms.txt)

## Ploid's APIs (9)

- [Ploid: LinkedIn profile post API pricing, 4 plans](https://datacircle.dev/linkedin-person-post-apis/ploid/free/llms.txt)
- [Ploid: LinkedIn profile API pricing, 4 plans](https://datacircle.dev/linkedin-profile-apis/ploid/free/llms.txt)
- [Ploid: LinkedIn people search API pricing, 4 plans](https://datacircle.dev/linkedin-people-search-apis/ploid/free/llms.txt)
- [Ploid: email finder API pricing, 4 plans](https://datacircle.dev/find-email-apis/ploid/free/llms.txt)
- [Ploid: phone finder API pricing, 4 plans](https://datacircle.dev/find-phone-apis/ploid/free/llms.txt)
- [Ploid: people search API pricing, 4 plans](https://datacircle.dev/people-search-apis/ploid/free/llms.txt)
- [Ploid: people enrichment API pricing, 4 plans](https://datacircle.dev/person-enrichment-apis/ploid/free/llms.txt)
- [Ploid: reverse email lookup API pricing, 4 plans](https://datacircle.dev/reverse-email-lookup-apis/ploid/free/llms.txt)
- [Ploid: tech stack API pricing, 2 plans](https://datacircle.dev/company-technology-apis/ploid/600-monthly/llms.txt)

## Ploid: reverse email lookup API alternatives

- [Orange Slice, top-up](https://datacircle.dev/reverse-email-lookup-apis/orange-slice/top-up/llms.txt): $125.00 per 1,000, 0% complete
- [LeadBoxer, pay as you go, Platform pay per use, 25k - 100k credits, GET /v1/email-lookup](https://datacircle.dev/reverse-email-lookup-apis/leadboxer/pay-as-you-go-platform-pay-per-use-25k-100k-credits-get-v1-email-lookup/llms.txt): $140.662 per 1,000, 31% complete
- [Icypeas, $190 yearly, Basic, POST /reverse-email-lookups](https://datacircle.dev/reverse-email-lookup-apis/icypeas/190-yearly-basic-post-reverse-email-lookups/llms.txt): $158.333 per 1,000, 0% complete, stored
- [Nymeria, $159 monthly](https://datacircle.dev/reverse-email-lookup-apis/nymeria/159-monthly/llms.txt): $159.00 per 1,000, 15% complete, stored
- [Anysite, $200 monthly, Growth, POST /api/people/by-email](https://datacircle.dev/reverse-email-lookup-apis/anysite/200-monthly-growth-post-api-people-by-email/llms.txt): $160.00 per 1,000, 23% complete, 1 year

## 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://ploid.com/documentation/api/errors-and-limits?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=reverse-email-lookup-api-pricing
- https://ploid.com/documentation/api/linkedin?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=reverse-email-lookup-api-pricing
- https://ploid.com/documentation/api/social?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=reverse-email-lookup-api-pricing
- https://ploid.com/openapi.json?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=reverse-email-lookup-api-pricing
- https://ploid.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=reverse-email-lookup-api-pricing
- https://ploid.com/terms?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=reverse-email-lookup-api-pricing