# mySDR, free: Tech stack API

> A technology appears when the company's job posts mention it: `first_seen_on` and `last_seen_on` are the first and the last job post that did, `jobs_mentioning` how many, and `confidence` how sure the match is.

mySDR's Free plan for the tech stack API costs $0.00 per 1,000 companies. We check each provider's docs for 13 fields. mySDR's docs list 3: Technology, Categories, When and where seen.
We haven't run mySDR through [our tech stack API benchmark](https://datacircle.dev/best-tech-stack-api.txt) yet.
This plan is free. We rank 490 plans for tech stack APIs by price. Half the plans cost $7.833 or less per 1,000 companies. [See the best free tech stack API plan.](https://datacircle.dev/best-tech-stack-api.txt)
[cl0q's $50 monthly plan](https://datacircle.dev/company-technology-apis/cl0q/50-monthly/llms.txt) is the cheapest paid plan per 1,000 companies: $0.0042. [Enterno's ₽2,511 yearly plan](https://datacircle.dev/company-technology-apis/enterno/2511-yearly-explorer-get-api-v4-cms/llms.txt) costs the least for 10,000 companies a month: about $2.50.
[GetProspect's $49 monthly plan](https://datacircle.dev/company-technology-apis/getprospect/49-monthly/llms.txt) covers any number of companies. GetProspect's $49 monthly plan costs less up front than cl0q's $50 monthly plan.
[JobsPipe](https://datacircle.dev/company-technology-apis/jobspipe/149-monthly-growth-post-v1-stack-scan/llms.txt), [DetectZeStack](https://datacircle.dev/company-technology-apis/detectzestack/79-monthly-mega-get-analyze/llms.txt) and [Botoi](https://datacircle.dev/company-technology-apis/botoi/9-monthly/llms.txt) are the best tech stack API providers in the Datacircle benchmark.

- This page: https://datacircle.dev/company-technology-apis/mysdr/free
- [Company technologies API: tech stack APIs compared](https://datacircle.dev/best-tech-stack-api.txt)
- Get it: https://mysdr.app/en/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=tech-stack-api-pricing
- Request: `POST https://mysdr.app/api/v1/company/tech-stack`
- API key: with the plan, on https://mysdr.app/en/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=tech-stack-api-pricing
- Its API docs: https://mysdr.app/docs/api-reference/company-tech-stack?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=tech-stack-api-pricing
- Sold by: mySDR (https://mysdr.app?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=tech-stack-api-pricing)
- Checked: 2026-11-10

## In the answer

- Completeness: 23%
- Technology: ✓
- Categories: ✓
- When and where seen: ✓

## Price

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

## Aggregators

- Aggregators: none

## Charges

- Also pays for: from the same budget: Enrich People · Search People · Find Phone · Reverse Email Lookup · Enrich Companies · Search Companies · 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: A technology appears when the company's job posts mention it: `first_seen_on` and `last_seen_on` are the first and the last job post that did, `jobs_mentioning` how many, and `confidence` how sure the match is.

## 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: about 33 results, once
- Expires: 30 days

## Rate limit

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

## Speed

- Answer: in the call

## The call

- You send: domains or linkedin_urls. Optional: technologies, categories, min_confidence, seen_within_months, limit, max_credits
- Method: POST
- Path: /company/tech-stack

## 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 21 fields the plan's answer can hold

status, match type, company name, company domain, company LinkedIn URL, technologies, technology name, technology slug, category, parent category, confidence, first seen on, last seen on, jobs mentioning, jobs last 30 days, rank in category, ambiguous, technologies total, observed at, credits charged, credits used

## mySDR's plans (13)

- [mySDR, free](https://datacircle.dev/company-technology-apis/mysdr/free/llms.txt): $0.00 per 1,000, 23% complete
- [mySDR, €27 monthly](https://datacircle.dev/company-technology-apis/mysdr/27-monthly/llms.txt): $182.299 per 1,000, 23% complete
- [mySDR, €38 monthly](https://datacircle.dev/company-technology-apis/mysdr/38-monthly/llms.txt): $171.046 per 1,000, 23% complete
- [mySDR, €49 monthly](https://datacircle.dev/company-technology-apis/mysdr/49-monthly/llms.txt): $165.419 per 1,000, 23% complete
- [mySDR, €71 monthly](https://datacircle.dev/company-technology-apis/mysdr/71-monthly/llms.txt): $159.793 per 1,000, 23% complete
- [mySDR, €93 monthly](https://datacircle.dev/company-technology-apis/mysdr/93-monthly/llms.txt): $156.979 per 1,000, 23% complete
- [mySDR, €220 monthly](https://datacircle.dev/company-technology-apis/mysdr/220-monthly/llms.txt): $148.54 per 1,000, 23% complete
- [mySDR, €405 monthly](https://datacircle.dev/company-technology-apis/mysdr/405-monthly/llms.txt): $136.724 per 1,000, 23% complete
- [mySDR, €585 monthly](https://datacircle.dev/company-technology-apis/mysdr/585-monthly/llms.txt): $131.66 per 1,000, 23% complete
- [mySDR, €935 monthly](https://datacircle.dev/company-technology-apis/mysdr/935-monthly/llms.txt): $126.259 per 1,000, 23% complete
- [mySDR, €1,745 monthly](https://datacircle.dev/company-technology-apis/mysdr/1745-monthly/llms.txt): $117.819 per 1,000, 23% complete
- [mySDR, €3,240 monthly](https://datacircle.dev/company-technology-apis/mysdr/3240-monthly/llms.txt): $109.379 per 1,000, 23% complete
- [mySDR, contact us](https://datacircle.dev/company-technology-apis/mysdr/contact-us/llms.txt): 23% complete

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

- `POST /company/tech-stack`: [mySDR, free](https://datacircle.dev/company-technology-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: tech stack API alternatives

- [WebTechSurvey, $1,250 yearly, Professional, GET /v1/scan](https://datacircle.dev/company-technology-apis/webtechsurvey/1250-yearly-professional-get-v1-scan/llms.txt): $104.167 per 1,000, 15% complete, live
- [KnowFirst, A$3,600 yearly](https://datacircle.dev/company-technology-apis/knowfirst/a-3600-yearly/llms.txt): $104.382 per 1,000, 15% complete
- [PreceptAI, £329 monthly](https://datacircle.dev/company-technology-apis/preceptai/329-monthly/llms.txt): $109.68 per 1,000, 8% complete
- [W3Techs, €100 pack](https://datacircle.dev/company-technology-apis/w3techs/100-pack/llms.txt): $112.53 per 1,000, 15% 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 2026-11-10.

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