| System | Status | Tier | Section | What it is | Unit | Contradiction handling | Forgetting policy | Import / export | Data handling | Pricing | Latest release | Verified |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
Active | T1 | Platform-provider memory | File-backed + tool-driven + Auto Dream ↗ 2 | factsummary | always overwrite (last-write-wins) ↗ 2 | consolidation/summarization ↗ 2 | Manual export via Settings (JSON archive) ↗ 2 | Opt-out available (consumer Free/Pro/Max: opt-out toggle; Enterprise/API/Bedrock/Vertex: never trains on customer data; FedRAMP in progress) ↗ 2 | Free + paid ↗ 2 | · | 2026-10-23 | |
Active | T1 | Personal AI / PKM / lifelogging memory | Folder + tag hierarchy + Writing Tools ↗ 2 | document | always overwrite (last-write-wins) ↗ 2 | user-controlled forget ↗ 2 | proprietary only (iCloud) ↗ 2 | Never trains on customer data (Private Cloud Compute — requests never stored; on-device processing) ↗ 2 | Closed ↗ 2 | · | 2026-10-22 | |
Active | T1 | Browser-agent memory | Programmatic session persistence (dev infra) ↗ 2 | episode | always overwrite (last-write-wins) ↗ 2 | TTL-based ↗ 2 | JSON via REST API (session artifacts: HAR, video, logs, screenshots) ↗ 2 | Zero Data Retention option (disable logging/session recording via API); choose data center for sovereignty ↗ 2 | Free $0; Developer $20/mo; Startup $99/mo; Scale custom ↗ 2 | · | 2026-10-22 | |
Active | T1 | Personal AI / PKM / lifelogging memory | Block-based docs + AI assistant ↗ 2 | document | always overwrite (last-write-wins) ↗ 2 | user-controlled forget ↗ 2 | Never sells data or uses it for advertising; data protected from third-party access ↗ 2 | Free; Plus $8/mo ($6.40/mo annual); Family $15/mo (2–6 accounts); Team $50/mo (up to 10 Plus accounts) ↗ 2 | · | 2026-10-22 | ||
Acquired | T1 | Browser-agent memory | Local-first browser-history + @history queries ↗ 2 | episodedocument | always append (no resolution) ↗ 2 | user-controlled forget ↗ 2 | Never trains on customer data (Atlassian cloud policy) ↗ 2 | Free (no AI); paid AI tiers 'Better Answers' $20/mo (page also shows $10) and 'Better Days' $100/mo ↗ 2 | · | 2026-10-23 | ||
Active | T1 | Browser-agent memory | Spatial agentic browser + Agentic Memory ↗ 2 | trajectory | Free (1,000-Spark bonus); Plus $19/mo; Pro $39.90/mo; Ultra $199.90/mo (annual ~20% off) ↗ 2 | · | 2026-10-22 | |||||
Active | T1 | Platform-provider memory | Personal Context + Personal Intelligence ↗ 2 | factprofile | LLM resolves and overwrites ↗ 2 | user-controlled forget ↗ 2 | Google Takeout export ↗ 2 | Opt-out available (consumer: trains by default; Workspace/API: never trains on customer data by default) ↗ 2 | Free; Google AI Pro $20/mo; AI Ultra $100/mo and $200/mo tiers (US, May 2026) ↗ 2 | · | 2026-10-22 | |
Active | T1 | Platform-provider memory | Preference-distillation + user-deletable ↗ 2 | fact | LLM resolves and overwrites ↗ 2 | user-controlled forget ↗ 2 | no export (consumer product) ↗ 2 | By default does not use conversations for training; private chat mode available; data deleted within 30 days on request ↗ 2 | 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 ↗ 2 | · | 2026-10-29 | |
Active | T1 | Platform-provider memory | Episodic + semantic + procedural (shared) ↗ 2 | episodefactskill | LLM resolves and overwrites ↗ 2 | Internal only — data stays within LinkedIn/Microsoft infrastructure; not externally exposed ↗ 2 | · | 2026-10-28 | ||||
Active | T1 | Platform-provider memory | Cross-platform via Accounts Center ↗ 2 | fact | LLM resolves and overwrites ↗ 2 | user-controlled forget ↗ 2 | no export (consumer product) ↗ 2 | Free: trains by default; AI+: no training; Enterprise: no training + region locking + custom retention ↗ 2 | Meta AI free; Meta One Core $7.99/mo and Premium $19.99/mo add more AI generation capacity (memory not tier-gated per announcement) ↗ 2 | · | 2026-10-23 | |
Active | T1 | Platform-provider memory | Org / tenant-scoped (Exchange-backed) ↗ 2 | fact | always overwrite (last-write-wins) ↗ 2 | user-controlled forget via Copilot → Settings → Memory; admin bulk wipe via M365 admin center ↗ 2 | JSON via Power Platform export ↗ 2 | Never trains on customer data (Microsoft commits no training on user prompts; opt-out via Azure settings available for extra assurance) ↗ 2 | Free + paid ↗ 2 | · | 2026-10-22 | |
Renamed | T1 | Browser-agent memory | Tab-context + Journeys session-grouping ↗ 2 | episodesummary | LLM resolves and overwrites ↗ 2 | consolidation/summarization ↗ 2 | Never trains on customer data (Microsoft policy); opt-out via Azure settings; M365 tenant-scoped ↗ 2 | Free in Edge (Journeys free on desktop in English markets); Browse with Copilot requires Microsoft 365 Premium (US); M365 Personal/Family/Premium get extended usage ↗ 2 | · | 2026-10-29 | ||
Active | T1 | Personal AI / PKM / lifelogging memory | OS-level screen-recall timeline ↗ 2 | episodedocument | always append (no resolution) ↗ 2 | user-controlled forget ↗ 2 | proprietary only (local SQLite, encrypted) ↗ 2 | Opt-out available (on-device only; never transmitted to Microsoft); data stored locally on-device ↗ 2 | Closed ↗ 2 | · | 2026-10-29 | |
Active | T1 | Platform-provider memory | Platform-managed stateful conversation memory ↗ 2 | episode | always append (no resolution) ↗ 2 | none (permanent) ↗ 2 | JSON via REST (Mistral Agents API; conversations / messages / handoffs) ↗ 2 | GDPR-compliant; on-prem/self-hosted options available for data sovereignty; EU-based infrastructure ↗ 2 | API pay-per-token (e.g. Mistral Large $0.5 in / $1.5 out per 1M tokens; batch -50%); enterprise custom ↗ 2 | · | 2026-10-29 | |
Renamed | T1 | Platform-provider memory | Graph-contextual + explicit + implicit ↗ 2 | fact | LLM resolves and overwrites ↗ 2 | consolidation/summarization ↗ 2 | API: 30-day retention for abuse monitoring then deleted; ZDR available on API; Le Chat: opt-out available ↗ 2 | Free; Pro $14.99/mo; Education $5.99/mo; Team $24.99/user/mo; Enterprise custom ↗ 2 | · | 2026-10-29 | ||
Active | T1 | Personal AI / PKM / lifelogging memory | Workspace-scoped context + custom instructions ↗ 2 | document | · | user-controlled forget ↗ 2 | Markdown / CSV / HTML / JSON via export ↗ 2 | Never trains on customer data (Enterprise: zero-retention APIs, contractual prohibition; non-Enterprise LLM providers retain ≤30 days; opt-in LEAP program available) ↗ 2 | Free + paid ↗ 2 | · | 2026-10-22 | |
Active | T1 | Platform-provider memory | User-scoped persistent facts ↗ 2 | fact | LLM resolves and overwrites ↗ 2 | user-controlled forget ↗ 2 | JSON conversation export via Settings → Data Controls ↗ 2 | Opt-out available (consumer: trains by default; opt-out available; Enterprise/Team/Edu/API: never trains on customer data by default) ↗ 2 | Free + paid ↗ 2 | · | 2026-10-22 | |
Active | T1 | Browser-agent memory | Conversation across pages + browser-history memory ↗ 2 | episodedocument | always append (no resolution) ↗ 2 | none (permanent) ↗ 2 | Opt-out available (Enterprise: never trains; free/non-enterprise: trains by default; opt-out available) ↗ 2 | Free (since Oct 2025); optional Comet Plus $5/mo; Perplexity Pro $20/mo / Max $200/mo ↗ 2 | · | 2026-10-23 | ||
Active | T1 | Platform-provider memory | Auto-distillation across model swaps ↗ 2 | fact | LLM resolves and overwrites ↗ 2 | user-controlled forget ↗ 2 | no export (consumer product) ↗ 2 | Enterprise: never trains on customer data; deleted memories retained up to 30 days for safety ↗ 2 | Free + paid ↗ 2 | · | 2026-10-23 | |
Active | T1 | Personal AI / PKM / lifelogging memory | Outline + bidirectional + spaced repetition ↗ 2 | factepisode | always overwrite (last-write-wins) ↗ 2 | user-controlled forget ↗ 2 | Free; Pro $8/mo ($96/yr); Pro with AI $18/mo ($216/yr); lifetime option ↗ 2 | · | 2026-10-22 | |||
Active | T1 | Personal AI / PKM / lifelogging memory | Four-module self-evolving personal memory ↗ 2 | documentepisodefact | LLM resolves and overwrites ↗ 2 | Free ↗ 2 | · | 2026-10-22 | ||||
Active | T2 | Personal AI / PKM / lifelogging memory | Tags + bidirectional + Task Score ↗ 2 | documentfact | always overwrite (last-write-wins) ↗ 2 | user-controlled forget ↗ 2 | Free; Basic $6.99/mo ($71.88/yr); Pro $11.99/mo ($119.88/yr); Founder $29.99/mo ($299.88/yr) ↗ 2 | · | 2026-10-22 | |||
Active | T2 | Platform-provider memory | Managed memory in Bedrock AgentCore ↗ 2 | fact | JSON via REST; S3 backed ↗ 2 | Never trains on customer data ↗ 2 | Pay-per-use: short-term $1.00/GB ingested (was $0.25/1k events until 2026-10-05) + $0.10/GB-mo storage; long-term $0.75/1k records-mo (built-in) and $0.50/1k retrievals ↗ 2 | · | 2026-10-22 | |||
Active | T2 | Browser-agent memory | User-curated local-only memory ↗ 2 | fact | user-controlled forget ↗ 2 | Free + paid ↗ 2 | · | 2026-10-22 | ||||
Active | T2 | Personal AI / PKM / lifelogging memory | Object-graph PKM (typed objects) ↗ 2 | documentfact | always overwrite (last-write-wins) ↗ 2 | user-controlled forget ↗ 2 | Basic free; Pro $9.99/mo (16% off yearly); Believer from $12.49/mo; AI Plus add-on $8.33/mo (annual) ↗ 2 | · | 2026-10-22 | |||
Active | T2 | Platform-provider memory | Managed persistent memory service ↗ 2 | episode | JSON via Workers KV / D1 / Durable Objects ↗ 2 | Never trains on customer data (Cloudflare commits no training on customer data) ↗ 2 | Free during private beta (not billed; Cloudflare promises 30 days' notice before charging) ↗ 2 | · | 2026-10-29 | |||
Active | T2 | Personal AI / PKM / lifelogging memory | Visual whiteboard + cards + AI chat with citations ↗ 2 | document | always overwrite (last-write-wins) ↗ 2 | user-controlled forget ↗ 2 | Never trains AI models on user content; third-party AI providers bound by data protection agreements ↗ 2 | Pro $8.99/mo; Premium $17.99/mo; Premium+ $53.99/mo (yearly billing saves 25%) ↗ 2 | · | 2026-10-22 | ||
Archived | T2 | Personal AI / PKM / lifelogging memory | Browser-based research memory ↗ 2 | document | always append (no resolution) ↗ 2 | user-controlled forget ↗ 2 | User data encrypted; company states only user has access; no selling of data ↗ 2 | $19/mo (monthly) or $179/yr (annual) — browser extension AI research assistant ↗ 2 | · | 2026-10-29 | ||
Active | T2 | Personal AI / PKM / lifelogging memory | Local Markdown outliner + AI plugins ↗ 2 | documentfact | always append (no resolution) ↗ 2 | user-controlled forget ↗ 2 | Markdown / plain text (the file itself is the export) ↗ 2 | Local-first; notes stored as Markdown/Org-mode files on disk; no server transmission by default ↗ 2 | Free (open-source; all local features free); Logseq Sync beta available to Open Collective backers/sponsors on a $5 or $15/month recurring donation, normal subscription promised at public launch; DB-version RTC sync in alpha ↗ 2 | 2.0.2 (2026-10-07) — desktop app, labelled beta testing ↗ ● | 2026-10-29 | |
Active | T2 | Personal AI / PKM / lifelogging memory | AI-first note-taking ↗ 2 | document | always overwrite (last-write-wins) ↗ 2 | user-controlled forget ↗ 2 | Never sells personal information; data hosted on Google Cloud; annual pen tests ↗ 2 | Free; Plus $9/mo; Pro $29/mo; Pro 2×/5×/10×/20× at $49/$99/$149/$199/mo ↗ 2 | · | 2026-10-22 | ||
Active | T2 | Personal AI / PKM / lifelogging memory | Tag-free auto-clustering visual mind ↗ 2 | document | LLM resolves and overwrites ↗ 2 | user-controlled forget ↗ 2 | Bookmarker $4.99/mo; Student of Life $7.99/mo or $79/yr; Mastermind $12.99/mo or $129/yr; Newton $299/yr (not yet available) ↗ 2 | · | 2026-10-22 | |||
Active | T2 | Personal AI / PKM / lifelogging memory | Local-first semantic search over notes ↗ ● | documentchunk | always overwrite (last-write-wins) ↗ ● | user-controlled forget ↗ ● | Markdown / plain text (the file itself is the export) ↗ ● | Free core plugin; Pro (all-access) subscription — 14-day free trial then paid ↗ 2 | v4.7.2 (2026-08-06) ↗ ● | 2026-10-22 |