H

Handshake

Application

Runs a paid expert fellowship through which AI labs contract domain specialists to evaluate, review and improve frontier AI models.

Total funding—

Valuation—

Employees—

Founded2014

HeadquartersSan Francisco, USA

StatusPrivate

Product

Selected offerings — the AI products recorded here, not the vendor's full catalogue.

• Handshake AI Data service

  A paid expert fellowship through which AI labs contract domain specialists to evaluate, review and improve frontier AI models.

Closest alternatives 1

MMicro1PrivateTechCrunch names Handshake as one of Micro1's peers in the market for contracting domain experts to produce training and evaluation data for AI labs.2 of 2 capabilitiesShared product typeSourced competitorTrain or fine-tune a modelCompare

Similar products 21

How this list is ranked ↗

PProlificPrivateHandshake AI and Prolific do comparable work on data labelling; both also serve buyers who need to train or fine-tune a model; scale not recorded for either.2 of 2 capabilitiesShared product typeCompareSASurge AIPrivate · $0 raisedHandshake AI and Surge AI data platform do comparable work on data labelling; both also serve buyers who need to train or fine-tune a model; scale not recorded for either.1 of 2 capabilitiesShared product typeCompareMMercorPrivate · $20BHandshake AI and Mercor Data do comparable work on data labelling; both also serve buyers who need to train or fine-tune a model; Handshake's scale not recorded.2 of 2 capabilitiesShared product typeCompareSASnorkel AIPrivate · $1.3BHandshake AI and Snorkel Custom Data Development do comparable work on data labelling; Handshake's scale not recorded.1 of 2 capabilitiesShared product typeCompareHHumanSignalPrivateHandshake AI and Label Studio Enterprise do comparable work on data labelling; both also serve buyers who need to train or fine-tune a model; scale not recorded for either; ships platform rather than the same layer.1 of 2 capabilitiesDifferent layerCompareITInvisible TechnologiesPrivate · $144M raisedHandshake AI and Invisible AI Training do comparable work on data labelling; both also serve buyers who need to train or fine-tune a model; Handshake's scale not recorded.2 of 2 capabilitiesShared product typeCompareLLabelboxPrivate · $189M raisedHandshake AI and Alignerr do comparable work on data labelling; both also serve buyers who need to train or fine-tune a model; Handshake's scale not recorded.2 of 2 capabilitiesShared product typeCompareEEncordPrivateHandshake AI and Encord Data Annotation do comparable work on data labelling; both also serve buyers who need to train or fine-tune a model; scale not recorded for either.2 of 2 capabilitiesShared product typeCompareAAppenPublicHandshake AI and Off-the-Shelf Datasets do comparable work on data labelling; both also serve buyers who need to train or fine-tune a model; scale not recorded for either.1 of 2 capabilitiesShared product typeCompareTTuringPrivate · $2.2BHandshake AI and Off-the-shelf datasets do comparable work on data labelling; both also serve buyers who need to train or fine-tune a model; Handshake's scale not recorded.2 of 2 capabilitiesShared product typeCompareTTolokaPrivateHandshake AI and Off-the-shelf Datasets do comparable work on data labelling; both also serve buyers who need to train or fine-tune a model; scale not recorded for either.2 of 2 capabilitiesShared product typeCompareHAHume AIPrivateHandshake AI and Data Solutions do comparable work on data labelling; both also serve buyers who need to train or fine-tune a model; scale not recorded for either.2 of 2 capabilitiesShared product typeCompareSAScale AIPrivate · $29BHandshake AI and Scale Data Engine do comparable work on data labelling; both also serve buyers who need to train or fine-tune a model; Handshake's scale not recorded.2 of 2 capabilitiesShared product typeCompareSSamaPrivateHandshake AI and Sama Validate do comparable work on data labelling; scale not recorded for either.2 of 2 capabilitiesShared product typeCompare44ParadigmPublic · $2BHandshake AI and 4Paradigm Sage HyperCycle both serve buyers who need to train or fine-tune a model; Handshake's scale not recorded; ships application, hardware and 1 more rather than the same layer.Different layerCompareNNVIDIAPublic · $5.1THandshake AI and NVIDIA NeMo do comparable work on data labelling; both also serve buyers who need to train or fine-tune a model; Handshake's scale not recorded; ships hardware, infrastructure service and 2 more rather than the same layer.2 of 2 capabilitiesDifferent layerCompareAAlibabaPublic · $273.4BHandshake AI and Alibaba Cloud Platform for AI (PAI) do comparable work on data labelling; both also serve buyers who need to train or fine-tune a model; Handshake's scale not recorded; ships AI agent, API service and 4 more rather than the same layer.1 of 2 capabilitiesDifferent layerCompareIIntelPublic · $463.7BHandshake AI and Intel Geti do comparable work on data labelling; both also serve buyers who need to train or fine-tune a model; Handshake's scale not recorded; ships application, developer tool and 3 more rather than the same layer.1 of 2 capabilitiesDifferent layerCompareDDataikuPrivate · $3.7BHandshake AI and Dataiku both serve buyers who need to train or fine-tune a model; Handshake's scale not recorded; ships AI agent, agent platform and 2 more rather than the same layer.1 of 2 capabilitiesDifferent layerCompareIIBMPublic · $216.6BHandshake AI and IBM SPSS Modeler both serve buyers who need to train or fine-tune a model; Handshake's scale not recorded.1 of 2 capabilitiesShared product typeCompareOOraclePublic · $454.4BHandshake AI and OCI Vision both serve buyers who need to train or fine-tune a model; Handshake's scale not recorded.Shared product typeCompare

Closest alternatives are pairs a vendor page itself compares. Similar products are matched from what each product does; nothing in that group is asserted as a rivalry.

Sources

Founded

Company disclosure · 20 Sep 2026

"In 2014, we founded Handshake to change how, where, and why the next generation of talent builds their career"

Public listing

Regulatory filing · 20 Sep 2026

Stryder Corp. files only Form D private-placement notices (2018, 2020, 2021); no Section 12 registration.

Description

Company disclosure · 19 Sep 2026

Open Handshake in the directory

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