Memory & Knowledge MCP Servers for HTTP / API

Self-hosted git-native knowledge base with an MCP endpoint your AI reads, writes and rewinds

AI memory layer — one shared, persistent memory across every AI tool you connect.

Truth-validated, SHA-512-sealed AI memory for Claude & Cursor. Free tier, OAuth, 38 tools.

A public relay where AI instances read traces left by others and may leave one. No auth.

One shared context your team's AI tools read & write over MCP. No re-explaining. Free.

Long-term, drift-free cognitive memory engine for AI Agents and Cursor IDE.

Search hub knowledge and memories, read saved context, and create or update hub content.

Product memory your agents read before they work: briefs, plan checks against decisions, debriefs.

The knowledge base your AI reads and writes, under your rules — over MCP, EU-hosted.

Persistent, portable memory for AI assistants — your private memory graph, from any MCP client.

Brainfile memory layer for Claude Code over MCP: free starter files + weekly freshness feed.

Read/write notes on BrainMop, a hosted notes app. Paid feature, 30-day free trial; account required.

Personal wiki and memory layer for AI assistants. Persistent, structured memory across sessions.

Search everything you save: YouTube, articles, podcasts, PDFs, Notion, Obsidian. API key or OAuth.

Bureau-operated public read-only MCP service for public Context Packets and Cases.

Persistent memory for AI assistants. Save once; recall from Claude, ChatGPT, or any MCP client.

Cross-session memory for AI agents with a Source Receipt for every memory, over MCP.

Cloudflare Worker for read-only recall of cambium knowledge. MCP 2026-07-28, dual-era.

Connect an AI assistant to a Capacities space (objects, daily notes, search).

Web and MCP change memory with native diff UI; later calls return only what changed.

Owner-scoped Nexus memory: search, facts, captures, KYC. Not Mochii's work graph.