Grok Memory (xAI)
https://www.maginative.com/article/xai-upgrades-grok-with-personalized-memory-and-custom-workspaces/
Extracts and persists facts from past conversations; applies them to future responses. Per-memory deletion UI; user can also clear all.
At a glance
- Type
- Preference-distillation + user-deletable
- Tier
- T1
- Section
- Platform-provider memory
- Created
- 2025-02-17 (Grok 3 launch with memory)
- Latest release
- not applicable — not OSS
- License
- not applicable — not OSS
- GitHub
- not applicable — no GitHub repo
- Pricing
- Free + paid
- Funding
- xAI $22.1B+ total raised; valuation ~$50B (2025 round)
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
Compare Grok Memory (xAI) with…
Similar systems
Other platform-provider memory in the catalog, ranked by inbound references.
- AWS Bedrock AgentCore Memory T2
AWS managed memory service for agents running on Bedrock AgentCore. Native integrations with LangChain/LangGraph and Strands. Drives long-running MCP servers + agent workloads.
- Anthropic Claude Memory T1
Memory tool API + consumer "Memory" feature + Auto Dream consolidation. Document-as-memory rather than extracted-fact-as-memory.
- Anthropic Managed Agents — Memory T3
Mounts memory as files on a managed filesystem; Claude reads and writes via the same bash/code-execution tools used for agentic tasks. Unit of storage is a file — inspectable, editable, exportable by developers. Full audit log per session. Memory beta launched April 23, 2026, two weeks after Managed Agents itself launched April 8.
- Cloudflare Agent Memory T2
Managed persistent memory service for AI agents on Cloudflare's edge. Beta-launched April 2026. Sits alongside Workers AI / Vectorize as the memory tier of the Cloudflare agent stack.
- Gemini Enterprise Agent Platform Memory Bank (rebrand of Vertex AI Memory Bank) T1
GA at Google Cloud Next 2026 (2026-04-22). Vertex AI rebranded as Gemini Enterprise Agent Platform; Memory Bank now "Agent Platform Memory Bank" with new continuous event-streaming + automated memory generation triggered by configurable criteria (event count or idle time). Backed by Agent Runtime that supports long-running agents that maintain state for days. Note: separate "Memory Profiles" feature reported in TheNextWeb but not surfaced in official Google Cloud release notes — treated here as unconfirmed.
- Google Gemini Memory T1
Personal Context setting + Personal Intelligence packing. Memory import from ChatGPT/Claude (Mar 2026).
Related systems
References (1)
- xAI Grok 4 depends on at runtime — adjacent-infrastructure cell: self-contained xAI / X