Catalog Systems Platform-provider memory Grok Memory (xAI)

Grok Memory (xAI)

https://x.com/grok/status/1912670182012801156

Extracts and persists facts from past conversations; applies them to future responses. Per-memory deletion UI; user can also clear all. Announced by xAI's official Grok account on 2025-04-17 ('Grok now remembers your conversations').

Active · Verified 2026-10-29 · fresh as of 2026-10-29 · 61 cited facts, 23 with a third-party source · 2 recorded changes · Suggest a correction

At a glance

Type
Preference-distillation + user-deletable third-party fix
Tier
T1
Section
Platform-provider memory
Created
2025-02-17 (Grok 3 launch with memory) third-party fix
Latest release
not applicable — not OSS fix
License
not applicable — not OSS fix
GitHub
not applicable — no GitHub repo fix
Pricing
Free; The X Subscription (Grok + Cursor + X): Plus $8/mo, Premium $30/mo, Super $100/mo, Ultra $200/mo (annual discounts; team seats on Premium/Super/Ultra); existing SuperGrok plans continue vendor fix
Funding
xAI raised $20B Series E (Jan 2026; Valor, StepStone, Fidelity, QIA, Nvidia, Cisco), ~$230B valuation; merged into SpaceX (announced 2026-02-02, combined ~$1T) third-party fix
Freshness
2026-10-29 fix
Layer
agent-infra repo fix
Licensing
commercial vendor fix
Deployment locus
cloud vendor fix
Platform vs product
product vendor fix

Memory taxonomy

storage
kv
retrieval
injection
persistence
long-term
update
extraction
unit
fact
governance
user-controllable
conflict
llm-arbitrate

When to use

Optimised for: preference distillation + user-deletable

Anti-fit: not for enterprise programmatic use

Pros & cons

Pros

Tied to X timeline data — a corpus no other vendor has access to.

Cons

Privacy framing is weakest of the major platforms; corpus quality varies sharply by user activity.

Claims & capabilities

Beta on grok.com + iOS/Android. Not available in EU or UK. Launched April 2025, expanded 2026.

Technical surface

API surface
not applicable — consumer feature
Backend storage
custom (xAI-managed)
Deployment
Managed-only
Embedding model
not applicable — consumer feature
Multi-tenancy
hard-isolation
MCP
searched not found
A2A
not supported
OpenTelemetry
no — consumer product

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  • Vertex AI Memory Bank (now Agent Platform Memory Bank) T2

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  • Anthropic Claude Memory T1

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  • Anthropic Managed Agents — Memory T3

    Public-beta memory stores for Claude Managed Agents: workspace-scoped collections of text documents mounted into the session sandbox as a directory the agent reads and writes with its file tools; every change is versioned for audit and point-in-time restore, and memories can also be managed via API/Console.

  • Cloudflare Agent Memory T2

    Managed persistent memory service for AI agents on Cloudflare's edge. Private beta announced 2026-04-17. Sits alongside Workers AI / Vectorize as the memory tier of the Cloudflare agent stack.

  • Google Gemini Memory T1

    Gemini app learns from past chats via the Personal context setting (on by default, can be disabled; temporary chats excluded). Users can import memories and full chat history from ChatGPT, Claude and other assistants (18+, personal accounts, not EEA/CH/UK).

Sources (60 cited facts, 23 third-party)

Each fact links to the page it came from; the badge says who published it (how to read sources).

What changed

Changes to this record's lifecycle, licence, release, pricing and hosting facts, from the catalog's git history. Subscribe (Atom)

  1. 2026-10-29
    • Homepage “https://www.maginative.com/article/xai-upgrades-grok-with-personalized-memory-and-custom-workspaces/” → “https://x.com/grok/status/1912670182012801156”
    • Pricing “Free; SuperGrok ~$30/mo (higher limits, multi-agent)” → “Free; The X Subscription (Grok + Cursor + X): Plus $8/mo, Premium $30/mo, Super $100/mo, Ultra $200/mo (annual discounts; team seats on Premium/Super/Ultra); existing SuperGrok plans continue” source
    #307
  2. 2026-10-22
    • Pricing “Free + paid” → “Free; SuperGrok ~$30/mo (higher limits, multi-agent)” source
    • Funding / ownership “xAI $22.1B+ total raised; valuation ~$50B (2025 round)” → “xAI raised $20B Series E (Jan 2026; Valor, StepStone, Fidelity, QIA, Nvidia, Cisco), ~$230B valuation; merged into SpaceX (announced 2026-02-02, combined ~$1T)” source
    #219

Related systems

References (1)

  • xAI Grok 4 depends on at runtime — adjacent-infrastructure cell: self-contained xAI / X