Changelog
Every update to PersistMemory. New features, improvements, and fixes.
v2.4March 2026
Auto Fact Extraction & Knowledge Graph
- featureAuto fact extraction — conversations are automatically analyzed to extract facts, preferences, relationships, events, and skills using Llama 3.1 8B
- featureKnowledge graph — entities and relationships are extracted and stored in a queryable graph with Durable Object real-time sync
- featureSemantic deduplication — memories are automatically deduplicated at 0.88 cosine similarity threshold
- featureAuto space tagging — memory spaces get auto-generated tags and summaries based on extracted entities
- featureMemory metadata enrichment — chat context now includes fact types and related entities for richer responses
- featureFeedback form — submit feedback directly from the website
- improvementChat handler reads metadata column for enriched memory context
- improvementSpaces now use tags, summary, and color columns
- featureVercel Speed Insights integration
v2.3February 2026
OAuth & Tutorials
- featureOAuth authentication for PersistMemory MCP integration
- featureTutorial: Memory API Quickstart — store and search in 5 minutes
- featureTutorial: Add memory to Python AI agents
- featureTutorial: MCP server setup for Claude Desktop
- improvementDocumentation page with labeled code blocks and improved sections
- improvementEnhanced sitemap with all pages and proper priorities
v2.2January 2026
SEO Pages & Comparisons
- feature12 keyword pages — AI agent memory, MCP memory server, persistent LLM memory, memory for Claude/Cursor/ChatGPT/Copilot/Windsurf/Cline/Gemini/AutoGen
- featureComparison pages — PersistMemory vs Mem0, vs Vector Databases, vs LangChain Memory
- featureUse case pages — AI agents, coding copilots, customer support, personal AI assistant
- feature5 blog posts covering AI memory architecture, MCP tutorials, and persistent memory guides
- improvementFull schema.org JSON-LD structured data on all content pages
- improvementBreadcrumbList schema for Google breadcrumb rich results
v2.1December 2025
File Processing & Chat
- featurePDF, DOCX, and image processing with automatic text extraction
- featureAudio transcription via Whisper — upload meeting recordings
- featureURL ingestion — scrape web content and store as memories
- featureBuilt-in chat interface with full memory context
- improvementChunking pipeline for large documents
- improvementSummary generation for long content
v2.0November 2025
MCP Protocol & Spaces
- featureNative MCP server — works with Claude Desktop, Cursor, Windsurf, Cline
- featureIsolated memory spaces with access control
- featureEnd-to-end encryption support for sensitive memories
- featureREST API for programmatic access from any language
- improvementMigrated to Cloudflare Workers for global edge performance
- improvementVectorize HNSW indexing for sub-millisecond search
v1.0October 2025
Initial Launch
- featureSemantic memory storage with BGE-large embeddings
- featureVector search with cosine similarity
- featureUser authentication and account management
- featureNeon Postgres for relational storage
Stay Updated
PersistMemory ships new features every week. Try it free and see what's new.