{"meta":{"exportedAt":"2026-10-14T13:08:28.007Z","formatVersion":2,"selection":{"q":"arbitration","system":"","harm":"","context":"","country":"","role":"","relation":"","evidence":"","year":"","response":"","severity":"","verification":"","view":"incidents","sort":"added"},"totalIncidents":2,"coverage":{"cases":2,"countries":1,"languages":1,"unknownLocation":0,"locationPending":0,"unknownLanguage":0,"unknownDate":0,"lawsuits":1,"regulatory":0,"minors":0,"coreRelations":0,"contextualRelations":2,"mixedRelations":0,"unknownRelations":0,"relationPending":0,"relationUnknown":0},"countingNote":"Distinct public cases in this selection. People counts apply within individual cases only; cross-case person overlap has not been resolved. No population incidence estimate.","affectedCountNote":"Interpret person counts with affectedCountStatus and the reported effects. Unquantified zeros are placeholders, not a measured zero.","source":"AI incidents","publisher":"NOPE","url":"https://nope.net/incidents","license":"CC BY 4.0"},"incidents":[{"id":"2026-massachusetts-teacher-dismissal-arbitrator-used-ai-tools-to-assess-ai-detector-evidence","caseFacts":{"claims":[{"id":"c1","status":"reported","evidence":[{"locator":"'fired on August 14, 2025'; 'gave her an “unsatisfactory” overall rating'; 'according to the complaint'","relation":"supports","source_id":"s1"}],"assertion":"According to her complaint, the teacher was fired on 14 August 2025 after the principal gave her an unsatisfactory overall rating.","causal_attribution":"The complaint, as reported by the outlet."},{"id":"c2","status":"reported","evidence":[{"locator":"'may have been produced using artificial intelligence rather than by'; 'She testified that she used GPTZero, an AI detection tool, to analyze the documents.'; 'denied using AI to produce the evaluations, other than for grammar checks, according to the decision'","relation":"supports","source_id":"s1"}],"assertion":"In arbitration the teacher argued that some evaluations may have been produced with AI, relying on GPTZero estimates, and the principal denied using AI beyond grammar checks.","causal_attribution":"The arbitration decision, as reported by the outlet."},{"id":"c3","status":"reported","evidence":[{"locator":"'used two AI tools, GPT-5.4 and Claude Opus 5, to research GPTZero and determine whether it was reliable enough to evaluate whether AI had produced the writing'; 'independently reviewed some of the sources provided by the AI tools and found they accurately described the cited material'; 'concluded that GPTZero’s results were not reliable enough to be given weight in the case'","relation":"supports","source_id":"s1"},{"locator":"'saying the arbitrator who affirmed the school's decision used artificial intelligence to vet her claims that the principal relied on AI to prepare her final, negative performance evaluation'","relation":"supports","source_id":"s2"}],"assertion":"In an appendix to his decision the arbitrator said he used GPT-5.4 and Claude Opus 5 to research whether GPTZero was reliable, reviewed some of the sources they supplied, and concluded that GPTZero results deserved no weight.","causal_attribution":"The arbitrator's own appendix as reported by The Concord Bridge; Law360 reports the same use as the complaint's allegation."},{"id":"c4","status":"reported","evidence":[{"locator":"'upheld her dismissal on August 27, 2026'","relation":"supports","source_id":"s1"}],"assertion":"The arbitrator rejected the AI evidence and upheld the dismissal on 27 August 2026.","causal_attribution":"The arbitration decision, as reported by the outlet."},{"id":"c5","status":"reported","evidence":[{"locator":"'filed a complaint on September 28 asking Suffolk Superior Court to overturn an arbitrator’s decision upholding her dismissal'; 'research was an improper investigation outside the hearing record'; 'the parties were not told he would conduct the research and were not given an opportunity to challenge his findings'","relation":"supports","source_id":"s1"},{"locator":"'is suing to redo arbitration over her firing'","relation":"supports","source_id":"s2"}],"assertion":"On 28 September 2026 the teacher asked Suffolk Superior Court to vacate the decision, alleging the AI-assisted research was an improper investigation outside the hearing record that the parties were not told about or allowed to challenge.","causal_attribution":"An allegation in the complaint; no court has ruled."},{"id":"c6","status":"reported","evidence":[{"locator":"'a school spokesperson said the district does not comment on active legal matters'; 'did not respond to Bridge questions by press time'","relation":"supports","source_id":"s1"}],"assertion":"The district said it does not comment on active legal matters, and the teacher and her lawyer did not respond to the outlet.","causal_attribution":"The outlet's own account of its inquiries."}],"effects":[{"label":"a teacher's dismissal was upheld in an arbitration that she alleges was tainted by the arbitrator's AI-assisted research","claim_id":"c5","direction":"negative"}],"sources":[{"id":"s1","url":"https://concordbridge.org/index.php/2026/10/13/ai-vs-ai-thoreau-teachers-firing-raises-complex-questions/","kind":"news_report","access":"read","language":"en","translation_note":"Read in English on 2026-10-14 (HTTP 200). The outlet reports the arbitration decision and the court complaint; neither document was read directly.","independence_group":"concord-bridge-thoreau-arbitration"},{"id":"s2","url":"https://www.law360.com/articles/2531261/fired-teacher-says-ai-tainted-review-and-arbitration","kind":"news_report","access":"read","language":"en","translation_note":"Read in English on 2026-10-14 (HTTP 200); only the free opening paragraph is available, the rest is behind a subscription. It reports the complaint.","independence_group":"law360-teacher-arbitration-suit"}],"version":1,"ai_roles":["institutional_use"],"contexts":["work","education","justice"],"unknowns":["The text of the arbitration decision and its appendix, including what the AI tools returned.","Whether the principal used AI to draft the evaluations (denied apart from grammar checks).","How the district answers the complaint and whether the court will vacate the decision."],"geography":{"basis":"The teacher worked at a public elementary school in Concord, Massachusetts, where the dismissal and arbitration concerned her employment, and the challenge was filed in Suffolk Superior Court (The Concord Bridge; Law360 calls her a Massachusetts kindergarten teacher).","court_countries":["US"],"event_countries":["US"],"affected_person_countries":["US"]},"publication":{"basis":"Published because The Concord Bridge reports from the arbitration decision that the arbitrator used GPT-5.4 and Claude Opus 5 to research the reliability of a fired teacher's AI-detector evidence before giving it no weight and upholding her dismissal, and The Concord Bridge and Law360 report that she has asked a court to vacate the decision, alleging that his AI use tainted it. The claims are attributed to the decision and the complaint as reported.","reviewed_on":"2026-10-14"},"ai_involvement":{"basis":"According to the arbitration decision as reported by The Concord Bridge, the arbitrator used GPT-5.4 and Claude Opus 5 to research GPTZero, checked some of the sources they supplied, and after that research concluded that the teacher's GPTZero evidence deserved no weight before upholding her dismissal. The AI output (research on the detector's reliability) informed a human decision about the teacher, and her complaint alleges that relying on it outside the record tainted that decision. The use is the arbitrator's own statement; the complaint does not, as reported, say the tools produced false information.","status":"reported"},"person_relations":["informed_decision_about"]},"name":"Massachusetts: fired teacher asks court to vacate an arbitration, saying the arbitrator improperly used AI tools to judge her AI-detector evidence","summary":"A kindergarten teacher at a public elementary school in Concord, Massachusetts, was dismissed in August 2025 after an unsatisfactory evaluation. In arbitration she argued that some of the principal's evaluations may have been produced with AI, relying on GPTZero estimates; the principal denied using AI beyond grammar checks. According to the arbitration decision as reported by The Concord Bridge, the arbitrator stated in an appendix that he used two AI tools, GPT-5.4 and Claude Opus 5, to research whether GPTZero was reliable, checked some of the sources they supplied, concluded that GPTZero's results deserved no weight, and upheld the dismissal on 27 August 2026. On 28 September 2026 the teacher asked Suffolk Superior Court to vacate the decision, alleging that the AI-assisted research was an improper investigation outside the hearing record that the parties were not told about or allowed to challenge. These are allegations in a complaint; the district declined to comment and no court has ruled.","incidentDate":"2026-08-27","incidentKind":"single_event","incidentDatePrecision":"day","exposurePattern":"single_interaction","reportedDate":"2026-09-29","aiSystem":"GPT-5.4 and Claude Opus 5, which the arbitrator said in an appendix to his decision he used to research the reliability of the GPTZero AI-text detector (as reported by The Concord Bridge); GPTZero itself was used by the teacher on the evaluations","aiProduct":"GPT-5.4 and Claude Opus 5 (reported)","severity":"medium","verificationStatus":"credible","harmCategories":[],"harmOutcomes":["legal_harm","professional_harm"],"harmOutcomeSummary":"The teacher alleges that the arbitration upholding her dismissal was tainted because the arbitrator used AI tools, outside the hearing record, to decide that her AI-detector evidence deserved no weight. She has asked a court to vacate it.","frameworkFacets":[],"causationStatus":"alleged","participantUsersAffectedMin":0,"otherPeopleHarmedMin":1,"affectedCountStatus":"exact","affectedCountEvidence":"One person: the dismissed teacher whose arbitration the AI-assisted research informed. The principal is not counted.","victimAgeRange":"adult","jurisdiction":"US-MA","platformType":"assistant","outcomeType":"lawsuit_filed","outcomeStatus":"pending","primarySourceUrl":"https://concordbridge.org/index.php/2026/10/13/ai-vs-ai-thoreau-teachers-firing-raises-complex-questions/","primarySourceLabel":"The Concord Bridge, 13 October 2026: AI vs. AI: Thoreau teacher’s firing raises complex questions","firstPublishedAt":"2026-10-14T03:04:34.364479+00:00","updatedAt":"2026-10-14T03:04:34.364479+00:00","scopeVersion":"facts-v3","tags":["massachusetts","teacher-dismissal","arbitration","ai-detector","gptzero","adjudicator-ai-use"]},{"id":"2026-us-meta-26-employees-sue-alleging-ai-assisted-may-layoff-selection-penalized-protected-leave","caseFacts":{"claims":[{"id":"c1","status":"documented","evidence":[{"locator":"OAKLAND DIVISION","relation":"supports","source_id":"s1"},{"locator":"Filed 07/13/26","relation":"supports","source_id":"s1"},{"locator":"Plaintiffs initiated this lawsuit on July 13, 2026, bringing claims against Meta","relation":"supports","source_id":"s2"},{"locator":"A group of 26 Meta employees has sued the company, claiming it used artificial intelligence systems to select people for layoffs, disproportionately targeting those on medical, parental or family leave.","relation":"supports","source_id":"s6"}],"assertion":"On 13 July 2026 twenty-six anonymous plaintiffs (Does 1 through 26) filed a complaint against Meta Platforms, Inc. in the US District Court for the Northern District of California, Oakland division, alleging employment discrimination in the May 2026 reduction in force.","causal_attribution":"The filing of the complaint is documented by the court record. The complaint establishes only the plaintiffs’ allegations."},{"id":"c2","status":"reported","evidence":[{"locator":"activity-monitoring data, AI-token-usage dashboards, and algorithmically assisted","relation":"supports","source_id":"s1"},{"locator":"artificial-intelligence-assisted systems to score, rank, and select employees for inclusion","relation":"supports","source_id":"s1"},{"locator":"algorithmic productivity scoring drawn from keystroke, screen-content, mouse,","relation":"supports","source_id":"s1"},{"locator":"The parties dispute whether Meta utilized AI in deciding to terminate plaintiffs’","relation":"supports","source_id":"s2"},{"locator":"They claim that Meta used a number of internal AI-assisted systems to score and rank employees on a termination list.","relation":"supports","source_id":"s7"}],"assertion":"The complaint alleges, on information and belief, that Meta used a set of internal AI-assisted systems to score, rank and select employees for the termination list: the Metamate internal large-language-model assistant, employee-trained \"second brain\" agents, keystroke and other activity-monitoring data, AI-token-usage dashboards, and algorithmically assisted performance ranking and calibration.","causal_attribution":"These are the plaintiffs’ allegations, pleaded on information and belief and supported by plaintiff declarations that were not inspected (they are quoted in the complaint and the order). Meta disputes them (claim c4). The news reports and the court order restate the complaint and are one reporting chain with it."},{"id":"c3","status":"reported","evidence":[{"locator":"be accumulated by an employee who is on protected medical or family leave, or whose","relation":"supports","source_id":"s1"},{"locator":"protected-leave-takers or accommodation-seekers for individualized human review. Meta","relation":"supports","source_id":"s1"},{"locator":"On information and belief, Meta did not neutralize any of the foregoing inputs for","relation":"supports","source_id":"s1"},{"locator":"result was that employees who took protected leaves were disproportionately selected for","relation":"supports","source_id":"s1"},{"locator":"Plaintiffs are twenty-six current and former Meta employees, each of whom Meta","relation":"supports","source_id":"s1"},{"locator":"selected for separation in the RIF, and each of whom","relation":"supports","source_id":"s1"},{"locator":"About half the plaintiffs had taken leave for caregiving or pregnancy-related reasons.","relation":"supports","source_id":"s6"}],"assertion":"The complaint alleges that the inputs to these systems cannot be accumulated by an employee on protected medical, family or parental leave, that Meta did not neutralise them for protected leave, and that employees who took protected leave were therefore disproportionately selected for layoff. It states that each plaintiff was selected for separation in the reduction in force and had, within the 24 months before it, taken, requested or been approved for protected leave, or requested or received a disability accommodation.","causal_attribution":"Allegation of the plaintiffs. The court found on 17 July 2026 only serious questions going to the merits and no likelihood of success on that record (claim c5). Whether any AI system affected any plaintiff’s selection is unresolved."},{"id":"c4","status":"reported","evidence":[{"locator":"Workforce management and organizational decisions were and are made by people, not AI.","relation":"supports","source_id":"s6"},{"locator":"selection decisions in the RIF were “made by human","relation":"supports","source_id":"s2"},{"locator":"promotion history over a defined period. There was no AI-","relation":"supports","source_id":"s2"},{"locator":"was selected based on leave status, disability, or any other protected characteristic,","relation":"supports","source_id":"s2"},{"locator":"“selection decision [was] made by ‘AI.’” Id. ¶ 11.","relation":"supports","source_id":"s2"},{"locator":"Selection decisions were made by human business leaders","relation":"supports","source_id":"s9"},{"locator":"defined period. There was no AI-assisted “scoring” or “ranking” related to employee","relation":"supports","source_id":"s9"},{"locator":"guidance does not permit AI adoption and usage metrics to be used as negative factors in","relation":"supports","source_id":"s3"},{"locator":"performance reviews in 2025 or as selection criteria in the RIF.","relation":"supports","source_id":"s3"}],"assertion":"Meta denies the allegations. A Meta spokesperson said workforce management and organisational decisions were made by people, not AI. In declarations filed by a Meta human-resources director, Meta states that selection decisions were made by human business leaders using documented neutral criteria, that no AI-assisted scoring or ranking of employee performance was used, that no plaintiff was selected on the basis of leave status or disability, and that no selection decision was made by AI.","causal_attribution":"Meta’s statements and declarations about its own process. They are a party account and had been tested only through briefing and court hearings (claims c5 and c7), not in discovery."},{"id":"c5","status":"documented","evidence":[{"locator":"described below, the TRO is DENIED.","relation":"supports","source_id":"s2"},{"locator":"The parties dispute whether Meta utilized AI in deciding to terminate plaintiffs’","relation":"supports","source_id":"s2"},{"locator":"plaintiffs have not shown a likelihood of success on the merits, but rather a “serious question[]”","relation":"supports","source_id":"s2"},{"locator":"Loss of health care, employment, protected leave, and unvested restricted stock units (“RSUs”) are","relation":"supports","source_id":"s2"},{"locator":"Loss of immigration status is different. Four of the plaintiffs have employment-based,","relation":"supports","source_id":"s2"},{"locator":"they were not in the rooms where it happened.","relation":"supports","source_id":"s2"}],"assertion":"On 17 July 2026 the court denied the plaintiffs’ motion for a temporary restraining order. The order records that the parties dispute whether Meta used AI in deciding to terminate the plaintiffs, finds serious questions going to the merits but no shown likelihood of success on that record, finds that loss of health care, employment, protected leave and unvested equity can be remedied in arbitration, and treats the possible loss of immigration status for four plaintiffs with Meta-sponsored visas as a potentially irreparable harm that needed more information.","causal_attribution":"A court order establishes what the court ruled and recorded. It does not establish that AI was or was not used in the selection."},{"id":"c6","status":"reported","evidence":[{"locator":"On May 20, 2026, Meta began notifying the selected employees by email, beginning with","relation":"supports","source_id":"s1"},{"locator":"finalized on or about July 22, 2026 (and on or about August 20, 2026 for New York","relation":"supports","source_id":"s1"},{"locator":"laid off on May 20, 2026.” Complaint (“Compl.”) [Dkt. No. 1] ¶ 45 (the “mass reduction in force”","relation":"supports","source_id":"s2"},{"locator":"Though they have been notified of their layoffs, all 26 remain employed by Meta, with separations set to begin July 22.","relation":"supports","source_id":"s6"},{"locator":"Meta in May notified nearly 8,000 employees, or about 10% of its global workforce, that they were losing their jobs","relation":"supports","source_id":"s7"},{"locator":"Laid-off workers remain on the payroll but lost access to Meta systems on May 20","relation":"supports","source_id":"s7"}],"assertion":"Meta began notifying employees selected in the reduction in force on 20 May 2026 (about 8,000 employees, roughly 10 percent of its workforce). The complaint says the plaintiffs were notified of their selection from that date, and that separations were scheduled for about 22 July 2026 (later for some plaintiffs). Meta said in court filings that laid-off workers stayed on the payroll but lost access to Meta systems on 20 May.","causal_attribution":"The notification date and the scheduled separation dates come from the complaint and Meta court filings as relayed by Reuters. The sources inspected do not report whether each separation took place on its scheduled date, although Courthouse News called the plaintiffs former employees on 24 August 2026."},{"id":"c7","status":"reported","evidence":[{"locator":"Hearing on Motion for Preliminary Injunction conducted via videoconference. The Court","relation":"supports","source_id":"s5"},{"locator":"summarizes tentative. Argument of counsel heard. Motion taken under submission; written order","relation":"supports","source_id":"s5"},{"locator":"I have a record I have to deal with and the record at the moment does not persuade me of the merits","relation":"supports","source_id":"s8"},{"locator":"categorical denial of any impact of AI in the termination process","relation":"supports","source_id":"s8"},{"locator":"whether what plaintiffs think happened, happened","relation":"supports","source_id":"s8"}],"assertion":"The court held a hearing on the plaintiffs’ preliminary injunction motion on 24 August 2026, heard argument and took the motion under submission with a written order to follow. Courthouse News reports that the judge said the record at that time did not persuade the judge of the merits, that the plaintiffs’ evidence raised some potential questions about Meta’s categorical denial of any impact of AI in the termination process, and that the case turns on whether what plaintiffs think happened, happened.","causal_attribution":"The minute entry documents that the hearing occurred and the motion was taken under submission. The judge’s remarks are reported by one news outlet and the transcript was not inspected. No written ruling on the preliminary injunction was found as of 29 September 2026."},{"id":"c8","status":"documented","evidence":[{"locator":"and only Plaintiff Doe 20, hereby voluntarily dismisses","relation":"supports","source_id":"s10"},{"locator":"remain parties and continue to prosecute this action","relation":"supports","source_id":"s10"},{"locator":"Doe 20 was voluntarily dismissed from this action on August 3, 2026 pursuant to Federal","relation":"supports","source_id":"s4"},{"locator":"is made on behalf of Doe 20, and no relief is sought on Doe 20’s behalf.","relation":"supports","source_id":"s4"}],"assertion":"One plaintiff (Doe 20) voluntarily dismissed all of that plaintiff’s claims without prejudice on 3 August 2026 (Dkt. 33), and the notice states that Does 1 through 19 and 21 through 26 remain parties. No reason is given in the notice.","causal_attribution":"A filing by the plaintiffs’ counsel records the dismissal. It does not say whether that plaintiff was selected in the reduction in force or why the dismissal was made."},{"id":"c9","status":"reported","evidence":[{"locator":"They recognize that their claims must be arbitrated, and they have initiated arbitration proceedings","relation":"supports","source_id":"s2"},{"locator":"with the American Arbitration Association (AAA). Here, they seek a temporary restraining order:","relation":"supports","source_id":"s2"},{"locator":"while they pursue their claims in private arbitration","relation":"supports","source_id":"s7"},{"locator":"from this Court only the status-quo-preserving provisional relief that Meta’s own","relation":"supports","source_id":"s1"},{"locator":"G. Reserve to the arbitral forum all relief on the merits, including but not limited to","relation":"supports","source_id":"s1"}],"assertion":"The 17 July 2026 order records that the plaintiffs recognize their claims must be arbitrated and that they have initiated arbitration proceedings with the American Arbitration Association. The complaint says the plaintiffs seek from the court only status-quo-preserving provisional relief pending an independent audit of the selection process and arbitration of the merits, and it reserves merits relief such as reinstatement, back pay and damages to the arbitral forum.","causal_attribution":"The order records the plaintiffs’ own statement about their arbitration filings. The arbitration itself is confidential and its progress is unknown."}],"effects":[{"label":"Employees on or after protected leave allegedly disproportionately selected for layoff by an AI-assisted process that did not account for leave (disputed by Meta)","claim_id":"c3","direction":"negative"},{"label":"Plaintiffs notified of selection for termination on 20 May 2026, with separations scheduled from 22 July 2026 and possible loss of health coverage, unvested equity and (for four plaintiffs) work-visa status","claim_id":"c6","direction":"negative"}],"sources":[{"id":"s1","url":"https://storage.courtlistener.com/recap/gov.uscourts.cand.474171/gov.uscourts.cand.474171.1.0.pdf","kind":"court_filing","access":"read","language":"en","translation_note":"","independence_group":"meta-complaint"},{"id":"s2","url":"https://storage.courtlistener.com/recap/gov.uscourts.cand.474171/gov.uscourts.cand.474171.25.0.pdf","kind":"court_order","access":"read","language":"en","translation_note":"","independence_group":"ndcal-court-record"},{"id":"s3","url":"https://storage.courtlistener.com/recap/gov.uscourts.cand.474171/gov.uscourts.cand.474171.42.1_1.pdf","kind":"court_filing","access":"read","language":"en","translation_note":"","independence_group":"meta-court-declarations"},{"id":"s4","url":"https://storage.courtlistener.com/recap/gov.uscourts.cand.474171/gov.uscourts.cand.474171.46.0.pdf","kind":"court_filing","access":"read","language":"en","translation_note":"","independence_group":"ndcal-court-record"},{"id":"s5","url":"https://storage.courtlistener.com/recap/gov.uscourts.cand.474171/gov.uscourts.cand.474171.49.0.pdf","kind":"court_record","access":"read","language":"en","translation_note":"","independence_group":"ndcal-court-record"},{"id":"s6","url":"https://www.cbsnews.com/news/26-meta-workers-sue-ai-aided-layoffs-medical-family-leave/","kind":"wire_report","access":"read","language":"en","translation_note":"","independence_group":"meta-complaint"},{"id":"s7","url":"https://www.spokesman.com/stories/2026/jul/17/us-judge-wont-block-meta-from-laying-off-workers-w/","kind":"wire_report","access":"read","language":"en","translation_note":"","independence_group":"reuters-tro-coverage"},{"id":"s8","url":"https://www.courthousenews.com/meta-workers-claiming-ai-fired-them-unlikely-to-see-relief/","kind":"news_report","access":"read","language":"en","translation_note":"","independence_group":"courthouse-news-hearing"},{"id":"s9","url":"https://storage.courtlistener.com/recap/gov.uscourts.cand.474171/gov.uscourts.cand.474171.31.0.pdf","kind":"court_filing","access":"read","language":"en","translation_note":"","independence_group":"meta-court-declarations"},{"id":"s10","url":"https://storage.courtlistener.com/recap/gov.uscourts.cand.474171/gov.uscourts.cand.474171.33.0.pdf","kind":"court_filing","access":"read","language":"en","translation_note":"","independence_group":"ndcal-court-record"}],"version":1,"ai_roles":["institutional_use"],"contexts":["work","health"],"unknowns":["Whether any AI system scored, ranked or selected any plaintiff is unresolved. The complaint pleads it on information and belief. Meta denies it in declarations. No discovery had occurred in the sources inspected, and the judge said on 17 July 2026 that plaintiffs were not in the rooms where the selections happened.","The sources inspected do not show how many people beyond the plaintiffs were selected because of leave, or how many of the roughly 8,000 laid-off employees were scored by any AI-assisted system. Only the plaintiffs are counted as reported harmed.","The order on the preliminary injunction motion (argued 24 August 2026, taken under submission) had not been found by 29 September 2026. The hearing remarks were read only through one news report and the transcript was not inspected.","Whether each plaintiff’s separation took place on its scheduled date (22 July 2026 for most, later for some) is not stated in the sources inspected. Reuters and CBS/AP describe the plaintiffs as still employed in July, and Courthouse News called them former employees on 24 August 2026.","One plaintiff (Doe 20) was voluntarily dismissed on 3 August 2026 and no reason is stated. The affected count therefore uses 25.","The complaint and declarations contain individual medical, pregnancy and immigration details. They are anonymised in the public copies and are deliberately not described here.","Reuters and WSJ pages for the initial filing could not be read (HTTP 401). Reuters coverage of the 17 July ruling was read through a Spokesman-Review copy. The Law.com article was behind a subscription wall and was not cited.","The complaint alleges that data captured by a separate Meta employee-monitoring program (the Model Capability Initiative) supplied inputs to the selection process, and Meta denies that AI was used in the selection. That program’s own privacy and security consequences are a different event, recorded as 2026-meta-mci-us-employee-keystroke-and-screen-capture-for-ai-training-then-internal-data-exposure, and are not part of this record."],"geography":{"basis":"The complaint states that the plaintiffs worked in California, Illinois, Washington, New York, the District of Columbia, Pennsylvania and Florida and the suit is in the US District Court for the Northern District of California. Meta also notified employees in other countries in the same reduction in force, but no plaintiff outside the US is described.","court_countries":["US"],"event_countries":["US"],"affected_person_countries":["US"]},"publication":{"basis":"The complaint, the court order denying the temporary restraining order, two Meta declarations, the plaintiffs’ notice of dismissal of one plaintiff and the hearing minute entry were read from the court record (CourtListener copies), with CBS/AP, Reuters and Courthouse News reports. Every AI-related statement is attributed. The plaintiffs are anonymous in the record and are not described individually. Meta denies that AI made or informed any selection decision and the court has not resolved the dispute.","reviewed_on":"2026-09-29"},"ai_involvement":{"basis":"The complaint alleges, on information and belief, that Meta used internal AI-assisted systems (Metamate, second-brain agents, activity-monitoring scoring, AI-token-usage dashboards, algorithmic ranking and calibration) to score, rank and select employees for the 20 May 2026 termination list. Meta’s declarations say selection decisions were made by human business leaders and that there was no AI-assisted scoring or ranking related to employee performance, and the court described the declarations as saying Meta did not use AI in any way with respect to the RIF. The court recorded that the parties dispute whether Meta used AI in deciding to terminate the plaintiffs and found on 17 July 2026 that the plaintiffs had not shown a likelihood of success on the current record. On 24 August 2026 the judge said the plaintiffs’ evidence raised some potential questions about Meta’s categorical denial. No discovery had tested Meta’s account in the sources inspected.","status":"disputed"},"person_relations":["made_decision_about","made_claim_about"]},"name":"US: 26 Meta employees sue alleging an AI-assisted May 2026 layoff selection penalized workers on protected leave, Meta says people made the decisions","summary":"On 20 May 2026 Meta began notifying about 8,000 employees (roughly 10 percent of its workforce) that they had been selected for layoff. On 13 July 2026 twenty-six anonymous employees who had taken or requested medical, pregnancy, parental or family leave, or a disability accommodation, sued Meta in the US District Court for the Northern District of California. The complaint alleges, on information and belief, that Meta used internal AI-assisted systems (including the Metamate assistant, keystroke and activity monitoring, AI-token-usage dashboards and algorithmic performance ranking) to score, rank and select employees, and that these inputs could not accumulate during protected leave, so plaintiffs on leave were disproportionately selected. Meta says workforce decisions were made by people, not AI, and that no selection decision was made by AI. On 17 July 2026 the court denied a temporary restraining order, recording that the parties dispute whether Meta used AI in the terminations and finding serious questions on the merits but no shown likelihood of success. One plaintiff was voluntarily dismissed on 3 August 2026. The preliminary injunction motion was argued on 24 August 2026 and taken under submission. The plaintiffs are pursuing their merits claims in arbitration and the allegations are unproven.","incidentDate":"2026-05-20","incidentKind":"single_event","incidentDatePrecision":"day","exposurePattern":"unknown","reportedDate":"2026-07-14","aiSystem":"Meta internal AI-assisted systems alleged in the complaint: the Metamate internal LLM assistant, employee-trained \"second brain\" agents, keystroke and activity-monitoring productivity scoring, AI-token-usage dashboards and AI-assisted performance calibration (Meta denies AI was used in selecting employees for the layoff)","aiProduct":"Meta internal AI systems (reported)","aiCompany":"Meta Platforms, Inc.","severity":"medium","verificationStatus":"disputed","harmCategories":[],"harmOutcomes":["professional_harm"],"harmOutcomeSummary":"The complaint alleges that 26 employees were selected for termination in Meta’s May 2026 reduction in force through an AI-assisted process that penalised protected leave, with separations scheduled from 22 July 2026 and asserted losses of employer-subsidised health coverage, unvested equity and, for four plaintiffs, work-visa status. Meta denies that AI was used in the selections. The court found the alleged harms other than immigration status remediable in arbitration and has not decided the merits.","frameworkFacets":[],"causationStatus":"disputed","participantUsersAffectedMin":0,"otherPeopleHarmedMin":25,"affectedCountStatus":"documented_minimum","affectedCountEvidence":"The complaint states that each of 26 plaintiffs was selected for separation in the May 2026 reduction in force. One plaintiff was voluntarily dismissed on 3 August 2026 without a stated reason, so 25 active plaintiffs are counted as a documented minimum. The roughly 8,000 other employees notified in the reduction in force are not counted because no source ties their selection to the alleged AI process.","victimAgeRange":"adult","platformType":"other","primarySourceUrl":"https://storage.courtlistener.com/recap/gov.uscourts.cand.474171/gov.uscourts.cand.474171.1.0.pdf","primarySourceLabel":"Complaint, Does 1 through 26 v. Meta Platforms, Inc. (N.D. Cal., filed 13 Jul 2026)","firstPublishedAt":"2026-09-29T21:16:06.345461+00:00","updatedAt":"2026-09-30T01:17:57.733761+00:00","scopeVersion":"facts-v3","tags":["historical-2026"]}]}