Replika AI removes erotic roleplay features causing user distress

In March 2023, Luka, Inc. abruptly removed erotic roleplay (ERP) capabilities from its Replika AI chatbot. This sudden change led to significant emotional and psychological distress among users who had formed deep emotional bonds with their AI companions.

Luka, Inc. · Incident Mar 18, 2023 · Indexed Jun 16, 2026 · 3 sources

Users reported that the abrupt removal of intimacy features made their AI companions feel like strangers, describing genuine grief.
What
In March 2023, Luka, Inc.
Incident date
Mar 18, 2023
Who
Luka, Inc.
Failure mode
Brand & Safety Incident
AI surface
Chatbot
Severity
Medium

What happened

Luka, Inc. disabled the erotic roleplay features of the Replika chatbot without prior notice to its user base. Many users, who relied on the AI for emotional support and intimacy, reported feelings of loss, grief, and psychological distress. The removal was perceived as a sudden lobotomy of the AI's personality.

What broke inside the model

Failure path · mode profile · Brand & Safety Incident
  1. 01 · TriggerA user prompts the model in public view.
  2. 02 · Model stepThe model produces unsafe or off-brand output.
  3. 03 · Control gapNo filter holds the line before publish.
  4. 04 · FailureThe output goes public unchecked.
  5. 05 · ConsequenceA reputational or safety incident lands.

A contained signal crosses into output that goes public.

The failure was a product management and alignment failure where a sudden change in safety filters and behavioral constraints was implemented without user communication. This caused a discontinuity in the AI's persona, breaking the emotional trust and attachment users had developed.

Public visibilityHigh
Regulatory exposureNone
Customer impactMany customers
Financial impactUnknown
Time to disclosureHours
  1. PrimaryEmotional Harm After Replika AI Chatbot Removes Erotic Roleplay Featuresoecd.ai
  2. PressAI chatbot company Replika restores erotic roleplay for some usersreuters.com
  3. PrimaryLessons From an App Update at Replika AIhbs.edu
Permalinkhttps://failureindex.ai/failures/replika-removes-erotic-roleplay-features-causing
CitationAI Failure Index. "Replika AI removes erotic roleplay features causing user distress" (FI-0558). Realm Labs. https://failureindex.ai/failures/replika-removes-erotic-roleplay-features-causing (indexed Jun 16, 2026).
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Data fields CC-BY 4.0, prose citation permitted. Incident ID FI-0558. Full dataset at /data.

Note from Realm Labs, the Index steward

How Realm would have caught this

Controls for this failure mode
  • Prism
  • OmniGuard
  • AI Detection & Response (AIDR)

Realm watches the model's internal state for the signature of unsafe or off-brand generation and can block or reroute the output before it becomes public, in real time rather than after it has been screenshotted.