# mySDR, free: Reverse email lookup API

> Finds the person behind an email address, work or personal, and returns their full LinkedIn profile and their company: up to 25 addresses per call, each with its own entry in `results`, in the order you sent them.

mySDR's Free plan for the reverse email lookup API costs $0.00 per 1,000 people. We check each provider's docs for 13 fields. mySDR's docs list 12: Experience, Education, Skills, Headline, About, Location, Photo, Followers, Connections, Certifications, Languages, Open to work.
We haven't run mySDR through [our reverse email lookup API benchmark](https://datacircle.dev/best-reverse-email-lookup-api.txt) yet.
This plan is free. We rank 494 plans for reverse email lookup APIs by price. Half the plans cost $33.988 or less per 1,000 people. [See the best free reverse email lookup API plan.](https://datacircle.dev/best-reverse-email-lookup-api.txt)
[Minerva's $400 monthly plan](https://datacircle.dev/reverse-email-lookup-apis/minerva/400-monthly/llms.txt) costs the least per 1,000 people. Minerva's reverse email lookup API costs nothing beyond the plan price. [StableEnrich's pay-as-you-go plan](https://datacircle.dev/reverse-email-lookup-apis/stableenrich/pay-as-you-go/llms.txt) costs the least for 10,000 people a month: $0.20.
[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 less up front than Minerva's $400 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 [Findymail](https://datacircle.dev/reverse-email-lookup-apis/findymail/399-monthly-business-plus-post-api-search-reverse-email-reverse-email-lookup-full/llms.txt) are the best reverse email lookup API providers in the Datacircle benchmark.

- This page: https://datacircle.dev/reverse-email-lookup-apis/mysdr/free
- [Reverse email lookup API in 2026: the best of 30+ compared](https://datacircle.dev/best-reverse-email-lookup-api.txt)
- Get it: https://mysdr.app/en/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=reverse-email-lookup-api-pricing
- Request: `POST https://mysdr.app/api/v1/person/reverse-email`
- API key: with the plan, on https://mysdr.app/en/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=reverse-email-lookup-api-pricing
- Its API docs: https://mysdr.app/docs/api-reference/reverse-email-lookup?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=reverse-email-lookup-api-pricing
- Sold by: mySDR (https://mysdr.app?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=reverse-email-lookup-api-pricing)
- Checked: 2026-11-10

## In the answer

- Completeness: 92%
- Experience: ✓
- Education: ✓
- Skills: ✓
- Headline: ✓
- About: ✓
- Location: ✓
- Photo: ✓
- Followers: ✓
- Connections: ✓
- Certifications: ✓
- Languages: ✓
- Open to work: ✓

## Price

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

## Aggregators

- Aggregators: none

## Charges

- Also pays for: from the same budget: Enrich People · Search People · Find Phone · Enrich Companies · Search Companies · Get Company Tech Stack · Find Companies Using a Technology · Start a search · Start a LinkedIn sequence

## Overage

- Units cap: hard

## Not found

- $ per 1,000 calls that find nothing: $0.00

## In their words

- Their pitch: Finds the person behind an email address, work or personal, and returns their full LinkedIn profile and their company: up to 25 addresses per call, each with its own entry in `results`, in the order you sent them.

## Data

- Keep data: no limit
- Use data: You use mySDR lawfully and only for business-to-business prospecting. In particular, you: have a legal basis (usually legitimate interest) to process the personal data of the people you contact, honour opt-outs and objections, and give the information the GDPR requires, follow the anti-spam and e-privacy rules of the countries where you send messages, remain responsible for your LinkedIn account and its use under LinkedIn's terms [...], do not resell, publish or redistribute data from mySDR as a dataset, and do not use it to build a competing product, do not process sensitive data (health, religion, politics and similar), harass people, or send misleading content, do not get around rate limits, credit checks or security, or overload the service.

## Plan

- Pay: €0
- You get: 100 credits
- Enough for: 100 results, once
- Expires: 30 days

## Rate limit

- Per second: 1
- Concurrent: 3
- Batch: 25

## Speed

- Answer: in the call or by polling

## The call

- You send: emails. Optional: min_confidence, max_credits
- Method: POST
- Path: /person/reverse-email

## About the plan

- Plan: Free
- Who can get it: businesses, for business-to-business prospecting ("mySDR is for businesses. Do not use it as a consumer.")

## The 54 fields the plan's answer can hold

status, email type, match type, confidence, match reason, profile URL, member ID, username, first name, last name, name, headline, about, location, city, region, country, country code, profile picture, connections, followers, open to work, hiring, premium, jobs, job title, job company, job company URL, job location, job employment type, job workplace type, job start date, job end date, job description, schools, school name, school URL, school degree, school field of study, school start date, school end date, school description, skills, languages, language proficiency, certifications, certification name, certification issuer, certification issue date, company name, company LinkedIn URL, company domain, credits charged, credits used

## mySDR's plans (13)

- [mySDR, free](https://datacircle.dev/reverse-email-lookup-apis/mysdr/free/llms.txt): $0.00 per 1,000, 92% complete
- [mySDR, €27 monthly](https://datacircle.dev/reverse-email-lookup-apis/mysdr/27-monthly/llms.txt): $60.766 per 1,000, 92% complete
- [mySDR, €38 monthly](https://datacircle.dev/reverse-email-lookup-apis/mysdr/38-monthly/llms.txt): $57.015 per 1,000, 92% complete
- [mySDR, €49 monthly](https://datacircle.dev/reverse-email-lookup-apis/mysdr/49-monthly/llms.txt): $55.14 per 1,000, 92% complete
- [mySDR, €71 monthly](https://datacircle.dev/reverse-email-lookup-apis/mysdr/71-monthly/llms.txt): $53.264 per 1,000, 92% complete
- [mySDR, €93 monthly](https://datacircle.dev/reverse-email-lookup-apis/mysdr/93-monthly/llms.txt): $52.327 per 1,000, 92% complete
- [mySDR, €220 monthly](https://datacircle.dev/reverse-email-lookup-apis/mysdr/220-monthly/llms.txt): $49.513 per 1,000, 92% complete
- [mySDR, €405 monthly](https://datacircle.dev/reverse-email-lookup-apis/mysdr/405-monthly/llms.txt): $45.575 per 1,000, 92% complete
- [mySDR, €585 monthly](https://datacircle.dev/reverse-email-lookup-apis/mysdr/585-monthly/llms.txt): $43.887 per 1,000, 92% complete
- [mySDR, €935 monthly](https://datacircle.dev/reverse-email-lookup-apis/mysdr/935-monthly/llms.txt): $42.086 per 1,000, 92% complete
- [mySDR, €1,745 monthly](https://datacircle.dev/reverse-email-lookup-apis/mysdr/1745-monthly/llms.txt): $39.273 per 1,000, 92% complete
- [mySDR, €3,240 monthly](https://datacircle.dev/reverse-email-lookup-apis/mysdr/3240-monthly/llms.txt): $36.46 per 1,000, 92% complete
- [mySDR, contact us](https://datacircle.dev/reverse-email-lookup-apis/mysdr/contact-us/llms.txt): 92% complete

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

- `POST /person/reverse-email`: [mySDR, free](https://datacircle.dev/reverse-email-lookup-apis/mysdr/free/llms.txt)

## mySDR's APIs (9)

- [mySDR: LinkedIn company data API pricing, 13 plans](https://datacircle.dev/linkedin-company-profile-apis/mysdr/free/llms.txt)
- [mySDR: LinkedIn company search API pricing, 13 plans](https://datacircle.dev/linkedin-company-search-apis/mysdr/free/llms.txt)
- [mySDR: LinkedIn profile API pricing, 13 plans](https://datacircle.dev/linkedin-profile-apis/mysdr/free/llms.txt)
- [mySDR: LinkedIn people search API pricing, 13 plans](https://datacircle.dev/linkedin-people-search-apis/mysdr/free/llms.txt)
- [mySDR: company discovery API pricing, 13 plans](https://datacircle.dev/company-discovery-apis/mysdr/free/llms.txt)
- [mySDR: tech stack API pricing, 13 plans](https://datacircle.dev/company-technology-apis/mysdr/free/llms.txt)
- [mySDR: phone finder API pricing, 13 plans](https://datacircle.dev/find-phone-apis/mysdr/free/llms.txt)
- [mySDR: reverse email lookup API pricing, 13 plans](https://datacircle.dev/reverse-email-lookup-apis/mysdr/free/llms.txt)
- [mySDR: email finder API pricing, 13 plans, POST /person/enrich, Enrich People](https://datacircle.dev/find-email-apis/mysdr/free-post-person-enrich-enrich-people/llms.txt)
- [mySDR: email finder API pricing, 13 plans, POST /person/enrich, Enrich People, work email](https://datacircle.dev/find-email-apis/mysdr/free-post-person-enrich-enrich-people-work-email/llms.txt)

## mySDR: reverse email lookup API alternatives

- [Fiber AI, $900 monthly, Growth, POST /v1/email-to-person/single](https://datacircle.dev/reverse-email-lookup-apis/fiber-ai/900-monthly-growth-post-v1-email-to-person-single/llms.txt): $36.00 per 1,000, 92% complete, stored
- [Superdata, $500 pack, PAYG $500, POST /v1/email/lookup](https://datacircle.dev/reverse-email-lookup-apis/superdata/500-pack-payg-500-post-v1-email-lookup/llms.txt): $36.00 per 1,000, 23% complete
- [Nameclick, $9 monthly](https://datacircle.dev/reverse-email-lookup-apis/nameclick/9-monthly/llms.txt): $36.00 per 1,000, 15% complete, stored
- [Tomba, $14,580 yearly, Scale 200k, GET /enrich, Email Enrichment, full](https://datacircle.dev/reverse-email-lookup-apis/tomba/14580-yearly-scale-200k-get-enrich-email-enrichment-full/llms.txt): $36.45 per 1,000, 15% complete, 1 month

## Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-10.

- https://mysdr.app/docs/api-reference/enrich-people?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=reverse-email-lookup-api-pricing
- https://mysdr.app/docs/api-reference/reverse-email-lookup.md?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=reverse-email-lookup-api-pricing
- https://mysdr.app/docs/api/credits-and-limits?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=reverse-email-lookup-api-pricing
- https://mysdr.app/docs/enrichment/people?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=reverse-email-lookup-api-pricing
- https://mysdr.app/en/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=reverse-email-lookup-api-pricing
- https://mysdr.app/terms?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=reverse-email-lookup-api-pricing