Companies / Data vendor
clickworker
Crowdsourced AI training data provider that uses an automated platform and a crowd of over six million freelancers. Recorded here: what it sells, in its own words and 2 funding events.
Hold images and photo libraries? AI companies buy it from firms like clickworker. AIData.Broker values yours free and introduces it to every buyer that takes it, at no cost to you: the buyers pay us. Where it earns more, we run the sale ourselves, for a fee only out of a sale.
- No data upload
- About two minutes
- No email needed
Essen, GermanyFounded 2005clickworker.comLatest record 8 Nov 2026
Also ranked #26 of 30 AI data collection companies, #31 of 37 video and image data companies, #32 of 40 data labeling companies and #46 of 53 AI training data providers, on the rankings of the AI data market.
The badge always matches the ranking. Paste this where you want it shown:
<a href="https://aidata.broker/best/speech-data-companies#clickworker"><img src="https://aidata.broker/badges/speech-data-companies/clickworker" alt="clickworker: #18 of 20 speech data companies on the AIData.Broker rankings" height="64"></a>
clickworker and its competitors, ranked. Compared head to head with Appen and Toloka.
What clickworker sells
In its own words, read on its own site 8 Nov 2026. On the vendor register
- What it sells
Datasets: “We deliver tailor-made AI training datasets” clickworker.com
Annotation: “Our global crowd of over eight million verified Clickworkers carries out tasks such as data collection, data validation, data labeling and data categorization.” clickworker.com
- Where its data comes from
Recorded from people and the real world: “Clickworkers are registered freelancers who complete microtasks via our platform using an app or desktop.” clickworker.com
- Buys data from owners
- Its pages do not say it does.
- Areas its pages name
- Images and video, Speech and audio
Funding and acquisitions
| When | Event | Amount | Source |
|---|---|---|---|
| 6 Apr 2011 | Not stated | $6M | deutsche-startups.de, news article, 6 April 2011 |
| 17 Dec 2024 | Acquired by LXT | clickworker / LXT |
Cite this
AIData.Broker, “clickworker in the AI training data market”, reviewed 8 Nov 2026. https://aidata.broker/companies/clickworker
Free to reuse under CC BY 4.0 if you credit AIData.Broker and link to this page. Each row names the publication that stated it, and words quoted from a source keep that source's own terms.