Grok
Effective date changed from September 29, 2026 to October 7, 2026. Added StackAdapt Ads cookies (user-id, user-id-v2, sa-camp-<ID>, and sa_aid_pv) to the cookie list.
Tracking changes to Terms of Service across major platforms. Data sourced from Open Terms Archive, monitoring the Platform Governance Archive and Generative AI Governance Archive collections.
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Effective date changed from September 29, 2026 to October 7, 2026. Added StackAdapt Ads cookies (user-id, user-id-v2, sa-camp-<ID>, and sa_aid_pv) to the cookie list.
Effective date changed to November 12, 2026. Expanded and reorganized Universal Usage Standards and High-Risk Use Case Requirements, adding specific rules for high-risk physical actions, verification programs, and favorable decision exceptions.
Added legal basis processing tables, state privacy rights disclosures for California and other US states, and a dedicated section for Brazilian users under LGPD.
Removed sections detailing legal bases for data processing, California and US state user disclosures, Brazilian user rights under LGPD, policy change notifications, and contact details.
Added several OpenAI, Cloudflare, and Impact cookies to the policy table, changed the lifespan of oai-did from 1 year to 2 years, and updated __cflb expiration from 30 minutes to 60 minutes.
Added legal bases tables for legal obligations and consent, alongside new sections for California and US state users, Brazilian users, policy changes, and regional contact information.
Removed sections detailing Legal Obligation and Consent bases, Additional Information for California and Other US State Users, Additional Information for Brazilian Users, Changes to This Policy, and Contact Us information.
Updated section header and added text explaining that Gemini can remember specific facts, interests, and preferences across conversations depending on eligibility and settings.
Replaced references to redditors with users across multiple guidelines sections, including spam, impersonation, prohibited goods and services, and developer rules.
Added sections on International Data Transfers, Data Privacy Frameworks disclosures, additional terms for EEA, Swiss, UK, California/US, and Brazilian users, policy changes, and contact information.
Removed sections covering International Data Transfers, Data Privacy Frameworks, regional disclosures for EEA/UK/Brazil/US states, policy changes, and contact details.
Added policy sections detailing how user information is used, shared, and protected, user rights and choices, international data transfers, regional disclosures for EEA/UK/Switzerland, California, and Brazil, and contact details.
Removed sections detailing How We Use Your Information, How We Share Your Information, How We Protect Your Information, Your Rights and Choices, international data transfers, regional disclosures, and contact information.
Expanded guideline scope to explicitly cover generative AI, usernames, display names, and manipulative behaviors. Added specific enforcement actions including removing content, issuing warnings, limiting visibility, account termination, and prohibiting rejoining without permission.
Added consent categories for research and marketing, state-specific disclosures for California and other US states, and a dedicated section for Brazilian users under LGPD.
Effective date changed from April 2, 2026 to October 1, 2026.
Removed sections detailing US state user disclosures, Brazilian user provisions, changes to the policy, and regional contact information.
Effective date changed from 2 April 2026 to 1 October 2026.
Removed the option and link to file policy violation reports for users who do not have a Reddit account across multiple sections.