Mercor for AI trainers
Organize your human intelligence to power the AI economy
- Open jobs
- 281
- Median pay
- $76/hr
- Typical pay
- $30–180/hr
- 1,058 reviews
- 4.5
About Mercor
Mercor started in 2023 as an AI hiring platform. It now places scientists, doctors, lawyers, bankers, and other experts with AI labs such as OpenAI and Anthropic, to train and test their models. Mercor says it has more than 30,000 experts and an average contract rate of $108 an hour.
- Founded
- 2023
- Founders
- Brendan Foody, Adarsh Hiremath, Surya Midha
- Headquarters
- San Francisco, USA
- Funding
- $350M at a $10B valuation (2025)
- Workers
- Independent contractors
- Payment
- Stripe or Wise, weekly
How hiring works
- Create an account and upload your resume.
- Answer a short written or multiple-choice assessment.
- Do a 20-minute AI video interview on a desktop computer. You can retake it up to 3 times.
- After an offer, verify your ID and pass a background check, which takes 1 to 2 weeks.
What workers say
Good
- Most reviewers say the weekly pay arrives on time.
- High rates: Mercor says its average contract pays $108 an hour.
- Interesting expert work with flexible remote hours.
Watch out for
- Projects can end or pause with no notice.
- Work volume is hard to predict, and hour caps or rates can drop.
- It is hard to reach a person for support.
Open jobs at Mercor
Open jobs
Pay amount
Pay type
281 jobs
Finance ExpertAccountingAuditingCorporate FinanceInvestment BankingAsset ManagementActuarial Science+4$60–180/hr
🌍 Worldwide
Humanities ExpertHistoryClassicsPhilosophyEthicsLogicLiterature+6$45–60/hr
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Arts & Design ExpertDesignWritingCreative ProductionGraphic DesignUX/UI Design+3$60–80/hr
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Legal ExpertLegal PracticeCriminal JusticeCorporate LawIntellectual PropertyComplianceRegulatory Affairs+7$60–150/hr
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Engineering ExpertEngineering DesignFailure Mode AnalysisTechnical WritingStructural EngineeringMechanical EngineeringElectrical Engineering+7$60–125/hr
🌍 Worldwide
Software Engineering ExpertSoftware EngineeringReactTypeScriptNext.jsJavaGo+6$70–150/hr
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Consumer & Lifestyle ExpertConsumer ProductsCultural AwarenessProduct Safety Evaluation+2$50–75/hr
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Medical ExpertClinical ReasoningMedical JudgmentMedical WritingHealthcare Knowledge+3$60–180/hr
🌍 Worldwide
Life, Physical & Social Science ExpertBiologyChemistryPhysicsMathematicsPsychologyEconomics+4$60–120/hr
🌍 Worldwide
Business Operations ExpertBusiness OperationsOperations AnalysisProcess ImprovementSupply ChainProject Management+4$90–120/hr
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Language & Audio ExpertTranslationAudio EngineeringSound DesignVoice ActingLinguisticsMusic Production+5$35–50/hr
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Electrical Engineering ExpertElectrical EngineeringCircuit DesignSystems AnalysisNoise AnalysisStability AnalysisTiming Analysis+7$70–120/hr
🌍 Worldwide
Mechanical Engineering ExpertMechanical EngineeringDesign AnalysisFree Body DiagramsFailure Mode AnalysisSafety FactorsManufacturability+7$70–125/hr
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Mathematics ExpertMathematicsProof VerificationMathematical ReasoningAI Model Evaluation+3$40–75/hr
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Physics ExpertPhysicsDerivationsNumerical AnalysisAI Model Evaluation+2$70–100/hr
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Materials Science ExpertMaterials ScienceStructure-Property RelationshipsMaterials CharacterizationMaterials ProcessingFatigue AnalysisCorrosion+5$60–120/hr
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Chemistry ExpertChemistryOrganic SynthesisReaction MechanismsAnalytical ChemistryScientific Writing+3$65–105/hr
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Biotechnology ExpertBiotechnologyBioprocess EngineeringTherapeutic DevelopmentProcess DevelopmentAssay DevelopmentDevelopability Assessment+5$110–125/hr
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Biology ExpertBiologyExperimental DesignStatisticsResearch+2$70–105/hr
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Machine Learning ExpertMachine LearningModel EvaluationTechnical WritingProduction Deployment+3$70–120/hr
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Asset & Wealth Management ExpertPortfolio ManagementInvestment AnalysisAsset AllocationTax StrategyFinancial PlanningWealth Management+7$100–130/hr
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Management Consulting ExpertManagement ConsultingStrategyOperationsMarket SizingProfitability AnalysisPricing+6$90–120/hr
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Legal Expert (J.D./LL.B.)Legal DraftingContract LawLitigationRegulatory ComplianceLegal Research+3$100–150/hr
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Medical Expert (M.D./D.O.)Clinical JudgmentDiagnostic ReasoningMedical WritingGuideline AdherencePatient Safety+4$115–150/hr
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Investment Banking ExpertFinancial ModelingValuationLBO ModelingComps AnalysisM&ALeveraged Finance+5$100–130/hr
🌍 Worldwide
Fire & Life Safety Reviewer — VulcanFire and Life SafetyPlan ReviewEgress AnalysisFire Alarm SystemsSprinkler SystemsNFPA Standards+7$45–60/hr
🇺🇸 US
Civil / Survey Engineer — VulcanCivil EngineeringLand SurveyingPlan ReviewTopographic Map ReadingAerial Imagery AnalysisStormwater Design+7$45–60/hr
🇺🇸 US
Architect — Design Coordination (Vulcan)ArchitectureBluebeam RevuRFI ResponseDrawing Set QCCross-Sheet CoordinationConstruction Documents+4$45–60/hr
🇺🇸 US
Code Plan Reviewer (Plans Examiner) — VulcanBluebeam RevuBuilding CodesPlan ReviewIBCIEBCIECC+5$45–60/hr
🇺🇸 US
Company Analysis Expert — Event PropagationFinancial AnalysisEvent-Driven InvestingEquity ResearchEDGAR FilingsIndustry AnalysisEconomic Network Mapping+5$150–250/hr
🌍 Worldwide
Central Bank Expert — Non-G7 Policy CommunicationCentral Bank Policy AnalysisMacroeconomic ForecastingForeign Exchange AnalysisInterest Rate AnalysisEquity Market AnalysisAI Model Evaluation+5$150–250/hr
🌍 Worldwide
Equity Research Expert — Single-Name Analyst PublicationsEquity ResearchFinancial FilingsEarnings AnalysisValuationRatingsSell-Side Analysis+5$150–250/hr
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Political Expert — Elections Forecasting & Political RiskElections ForecastingPolling AnalysisStatistical MethodologyPolitical Risk AnalysisProbability JudgmentCausal Event Analysis+5$150–200/hr
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Forensic / Toxicological ChemistForensic ChemistryToxicologyControlled Substance AnalysisPrecursor IdentificationTechnical WritingExpert Testimony+5$65–75/task
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Industrial Hygienist / Process Safety EngineerIndustrial HygieneProcess Hazard AnalysisHAZOPLOPAToxic Release ModelingTechnical Writing+7$65–75/task
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Analytical ChemistGC-MSLC-MS/MSIRNMRMethod DevelopmentTrace-Level Analysis+5$65–75/task
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Synthetic / Process ChemistOrganic ChemistryProcess ChemistrySynthetic Route DesignReaction EngineeringScale-UpGMP+6$65–75/task
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Chemical Defense ResearcherChemistryToxicologyChemical Warfare AgentsDecontaminationProtectionDetection+6$65–75/task
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Commercial Blasting EngineerEnergetic MaterialsPropulsionBlast DesignVibration ControlTechnical WritingRed-Teaming+5$65–75/task
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Propulsion & Effects EngineerPropulsion EngineeringTerminal Effects ModelingFuzing and Safe-Arm SystemsTechnical WritingRed-Teaming+4$65–75/task
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Federal Certified Materials Specialist / Incident AnalystEnergetic MaterialsForensic ChemistryPost-Blast Residue AnalysisRegulatory InspectionRed-TeamingTechnical Writing+6$65–75/task
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Specialty Materials Chemist — Pyrotechnics or PropulsionEnergetic MaterialsPyrotechnicsPropellantsCalorimetryThermal StabilitySafety Testing+6$65–75/task
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Hazardous Device Specialist / Public Safety ProfessionalEnergetic MaterialsPropulsionHazardous Device AssessmentRender-Safe ProceduresExplosive Ordnance DisposalCBRNE Response+7$65–75/task
🌍 Worldwide
Nonproliferation AnalystExport ControlNuclear SafeguardsProliferation AnalysisRed-TeamingTechnical WritingTreaty Implementation+5$65–75/task
🌍 Worldwide
Forensic Scientist — Nuclear MaterialsNuclear ForensicsRadiochemistryMass SpectrometryIsotopic AnalysisDetection TechnologyRed Teaming+6$65–75/task
🌍 Worldwide
Nuclear Security EngineerNuclear SecurityMaterial Control and AccountabilityPhysical Protection SystemsVulnerability AssessmentAI Red-TeamingTechnical Writing+5$65–75/task
🌍 Worldwide
Nuclear Engineer, Fuel CycleNuclear Fuel CycleEnrichmentReprocessingCriticality SafetyFuel FabricationTechnical Writing+6$65–75/task
🌍 Worldwide
Safeguards Analyst / IAEA or Euratom InspectorNuclear SafeguardsMaterial AccountancyIAEA/EuratomRed-TeamingTechnical WritingNDA Measurement+5$65–75/task
🌍 Worldwide
Nuclear Medicine Physicist / Cyclotron RSONuclear MedicineCyclotron OperationsRadiopharmacyDosimetryRadiation SafetyTechnical Writing+7$65–75/task
🌍 Worldwide
Emergency Response SpecialistRadiological Emergency PlanningField Response and MonitoringConsequence and Dispersal ModellingIncident CommandRadiological Medical ResponseTechnical Writing+7$65–75/task
🌍 Worldwide
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Open jobs by category
STEM84 open jobs
Coding58 open jobs
Generalist34 open jobs
Medical25 open jobs
Finance22 open jobs
Languages19 open jobs
Creative17 open jobs
Voice & Video15 open jobs
Legal7 open jobs
Hourly pay of open jobs
- Under $2517 open jobs
- $25–5017 open jobs
- $50–7575 open jobs
- $75–10077 open jobs
- $100–15038 open jobs
- $150–20015 open jobs
- $200 or more7 open jobs
Frequently Asked Questions about Mercor
How much does Mercor pay?
Mercor has 281 open jobs on this site. The median pay is $76/hr, and most jobs pay $30–180/hr. Each job page shows its own rate.
How does Mercor pay workers?
Mercor pays every Wednesday for the work week before, in USD. It picks Stripe or Wise from your country. A standard Stripe transfer is free and takes 2 to 3 business days, and your first payout has a 7-day hold. Mercor does not deduct taxes.
How do I get hired at Mercor?
1. Create an account and upload your resume. 2. Answer a short written or multiple-choice assessment. 3. Do a 20-minute AI video interview on a desktop computer. You can retake it up to 3 times. 4. After an offer, verify your ID and pass a background check, which takes 1 to 2 weeks.
Is Mercor legit?
Yes. Mercor is a San Francisco company founded in 2023. It raised $350M at a $10B valuation in 2025, and AI labs such as OpenAI and Anthropic use it. It pays every week through Stripe or Wise, and it has 4.5 of 5 on Trustpilot from over 1,000 reviews. In March 2026 Mercor reported a cyberattack, and some contractors filed lawsuits about it.
What is an AI trainer job?
AI trainers help companies improve AI models. You review and rate model answers, write example answers, find mistakes, or record voice and video data. Experts in law, medicine, coding, languages, and other fields teach models how a professional thinks. Most of this work is remote, flexible, and paid by the hour.
Are AI trainer jobs remote?
Yes. Every job on this site is remote, and most have flexible hours. Some jobs accept people from certain countries only, so check the 🌍 location on each job before you apply.
What skills or degrees do I need?
It depends on the job. Generalist jobs need clear writing and attention to detail. Expert jobs usually ask for a degree or work experience in the field, such as a law license or medical training. Language jobs need native or fluent skill in that language. Coding jobs need real programming experience.