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Mercor Review

Depends

Should I use Mercor?

Organizing human intelligence to power the AI economy - mercor.com

· 1 week ago

Buy if you're an AI lab that needs vetted domain experts and can absorb security and legal risk; workers get strong hourly rates but report deductions and dry spells. Skip if you need transparent pricing or a clean security record.

Confidence

Medium. Based on 50+ public sources: Glassdoor/Indeed/Trustpilot reviews, Reddit worker threads, breach reporting, and funding news.

Ratings

  • Value for money
  • Ease of use
  • Feature depth
  • Support quality
  • Security posture

Pricing

Undisclosed, usage-based

Enterprise (AI labs)

ModelNot disclosed
Monthly feesNot disclosed
HardwareNot disclosed
Experts (sellers)Earn $50–180/hr

Best for

  • AI labs needing scarce domain experts
  • Doctors, lawyers, consultants wanting AI-training side income
  • Buyers of high-value, low-volume expert work

Not for

  • Teams handling sensitive data mid-lawsuit — breach and worker suits are active
  • Buyers wanting published, predictable pricing — enterprise rates are opaque
  • Workers needing steady full-time income — project gaps reported
  • Small teams needing simple hiring — this is enterprise-scale AI data supply

Gotchas - check before you buy

high

Workers report hours deducted from paychecks after projects

high

Rates can be cut mid-engagement, per contractor complaints

high

Breach exposed contractor data; litigation ongoing

medium

Buyer pricing undisclosed; usage-based and opaque

Pros and cons

Pros

  • High expert rates: $50–180/hr for consultants
  • Pays workers weekly, per Trustpilot reviews
  • Well funded: $350M Series C at $10B valuation
  • Top AI labs buy its expert training data

Cons

  • Confirmed 2026 data breach, ~4TB exposed via LiteLLM attack
  • Meta paused work with Mercor after the breach
  • Workers suing over data collection and exposure
  • Contractors allege slashed rates and deducted hours
  • Long waits between projects frustrate workers

Sources & method

- 11 sources - Confirmed 2026 breach (~4TB) via LiteLLM attack; Meta paused work; worker lawsuits filed.

official x2review x3security x3news x3
  • 4TB data breach via LiteLLM supply-chain attack, Mercor attributed the incident to a LiteLLM attack affecting thousands of companies; AI labs investigated and Meta paused work.
  • Worker lawsuit over data exposure, Contractors sued Mercor over alleged data collection and exposure following the breach.

Key stats

  • Value for money: 3/5

    Rating

  • Undisclosed, usage-based

    Starting price

  • 11

    Sources

  • Analyzed

  • Value for money: 3/5. High expert rates; buyer-side pricing undisclosed
  • Ease of use: 3/5. AI interviews streamline entry, users say
  • Feature depth: 4/5. Experts span medicine, law, consulting
  • Support quality: 2/5. Recurring deduction and payment complaints
  • Security posture: 1/5. 4TB breach; Meta paused work
  • $10B Valuation $350M Series C, Oct 2025
  • $50–180/hr Expert rates Management consultants, per Mercor
  • $1.5M/day Payouts Paid to AI trainers, per CEO
  • ~4TB Data breach LiteLLM attack, 2026

Pricing

Enterprise (AI labs)

Undisclosed, usage-based

  • Vetted domain experts
  • Expert data and RLHF supply

Experts (sellers)

Earn $50–180/hr

  • AI interview onboarding
  • Weekly payouts

Security

Confirmed 2026 breach (~4TB) via LiteLLM attack; Meta paused work; worker lawsuits filed.

  • 4TB data breach via LiteLLM supply-chain attackMercor attributed the incident to a LiteLLM attack affecting thousands of companies; AI labs investigated and Meta paused work.⁴
  • Worker lawsuit over data exposureContractors sued Mercor over alleged data collection and exposure following the breach.⁵

What users say

Workers praise the pay and flexibility but report deductions, slashed rates, and uneven project availability.

“Working with Mercor was one of the best contracting experiences I've had to date”
Indeed reviewer
“good pay”
Indeed reviewer
“Mercor deducted 7 hours”
Reddit, r/mercor_ai

Companies that use it

  • OpenAI²
  • Meta²
  • Tesla²
  • Anthropic
Full analysis

Based on 50+ public sources: Glassdoor/Indeed/Trustpilot reviews, Reddit worker threads, breach reporting, and funding news.

Top AI-lab clients and $50–180/hr expert pay, but a 2026 4TB breach, lawsuits, and pay complaints.

Methodology

Based on 50+ public sources: Glassdoor/Indeed/Trustpilot reviews, Reddit worker threads, breach reporting, and funding news.

Read how a report is made.

Sources

  1. Mercor quintuples valuation to $10B with $350M Series Ctechcrunch.com
    news
  2. Mercor targets $10B valuation as OpenAI, Meta, Tesla turn to its expertsbenzinga.com
    news
  3. How AI labs use Mercor to get the data companies won't providefinance.yahoo.com
    news
  4. Mercor says it is one of thousands of companies hit by the LiteLLM attackneowin.net
    security
  5. Workers Sue $10B AI Startup Mercor Over Alleged Data Exposuretechloy.com
    security
  6. Mercor 4TB data breach discussionreddit.com
    security
  7. Mercor Contractors Allege The AI Company Slashed Their Payreddit.com
    review
  8. AI Consultant Jobs — Earn $50-180/hrmercor.com
    official
  9. Trustpilot reviews of Mercortrustpilot.com
    review
  10. Mercor Reviews on Glassdoorglassdoor.com
    review
  11. Mercor Pricing blueprintusagepricing.com
    official

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