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PopNx MCPMCP servers for people who use AI · explained in plain words

Clude

by sebbsssssversion 3.0.4i★ –iRuns on your computer
Registry nameio.github.sebbsssss/clude

Install

Overview

Description from the maker (original English)

Portable agent memory anchored on Solana. Local SQLite + vector recall, open export.

PopNx MCP’s three pillars

These three are never merged into one score: opinions, measurements and popularity are different things.

What you can do with it

We have not written a plain-language summary for this one yet. Below are the facts we read from the registry.

  • Connection: Runs on your computer
  • Transport: stdio
  • Category: Search & AI memory
  • You need to fill in: CORTEX_API_KEY

Install

Pick the AI app you use, then copy the settings.

Before you install

  • Basic checks: 1 of 1 passed
  • Runs on your computer with your user’s permissions (files, network, apps).
  • You fill in yourself: CORTEX_API_KEY, CORTEX_HOST_URL, CLUDE_WALLET, CLUDE_AGENT_NAME

Values marked secret are keys to your account. Never share them or paste them into a chat.

You need

  • npmNode.js installed (for the npx command)

Which app do you use?

Pick your app above. We remember it, so next time the button says “Install in …”.

Open Claude Desktop → Settings → Developer → Edit Config, and paste this into claude_desktop_config.json

{
  "mcpServers": {
    "clude": {
      "command": "npx",
      "args": [
        "-y",
        "@clude/sdk"
      ],
      "env": {
        "CORTEX_API_KEY": "your-value",
        "CORTEX_HOST_URL": "your-value",
        "CLUDE_WALLET": "your-value",
        "CLUDE_AGENT_NAME": "your-value"
      }
    }
  }
}

Run this in your terminal

claude mcp add clude --env CORTEX_API_KEY=your-value --env CORTEX_HOST_URL=your-value --env CLUDE_WALLET=your-value --env CLUDE_AGENT_NAME=your-value -- npx -y @clude/sdk

Fill in the empty values before running it.

Open in Cursor

Or copy the settings yourself

Paste into .cursor/mcp.json in your project, or ~/.cursor/mcp.json

{
  "mcpServers": {
    "clude": {
      "command": "npx",
      "args": [
        "-y",
        "@clude/sdk"
      ],
      "env": {
        "CORTEX_API_KEY": "your-value",
        "CORTEX_HOST_URL": "your-value",
        "CLUDE_WALLET": "your-value",
        "CLUDE_AGENT_NAME": "your-value"
      }
    }
  }
}

Your browser asks to open the app, then the app shows the settings and asks you to confirm. Key values are left empty for you to fill in.

Open in VS Code

Or copy the settings yourself

Paste into .vscode/mcp.json in your project

{
  "servers": {
    "clude": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@clude/sdk"
      ],
      "env": {
        "CORTEX_API_KEY": "your-value",
        "CORTEX_HOST_URL": "your-value",
        "CLUDE_WALLET": "your-value",
        "CLUDE_AGENT_NAME": "your-value"
      }
    }
  }
}

Your browser asks to open the app, then the app shows the settings and asks you to confirm. Key values are left empty for you to fill in.

This one runs on your computer, and ChatGPT can only connect to servers on the internet. Pick another app.

Your choice stays on this device in a cookie; no account needed.

Values you fill in

  • CORTEX_API_KEY secret required env
    Clude API key from https://clude.io/register
  • CORTEX_HOST_URL env
    Clude host URL (defaults to https://clude.io)
  • CLUDE_WALLET env
    Solana wallet public key used to sign and anchor memories (optional but recommended)
  • CLUDE_AGENT_NAME env
    Human-readable name for this agent instance

These settings are generated from the maker’s registry entry. If the README says otherwise, follow the README.

What it can do

Runs on your computer; the tool list appears in your AI app after you install it.

Basic checksi

We check information anyone can see; we have not read the code. Checks that do not apply are left out of the count. · Checked Nov 6, 2026

  • ✓ Pass

    Maker matches the repo

    The registry name was verified with the GitHub account sebbsssss, which owns the repo

  • … Not checked yet

    Still maintained

    We have not read this repo from GitHub yet

  • … Not checked yet

    Has a licence

    We have not read this repo from GitHub yet

  • – Not applicable

    Endpoint responds

    This one runs on your computer; there is no internet endpoint

  • – Not applicable

    Sign-in with OAuth

    Runs on your computer and uses local settings instead

  • … Not checked yet

    No hidden instructions in tool descriptions

    Runs on your computer; we can only read tool lists from internet endpoints

Compared with others in Search & AI memoryi

  • More stars than 0% of the other 7240 servers in this category
  • Published to the registry more recently than 10% of the other 7240 servers in this category
  • Basic checks equal to or better than 100% of the other 7240 servers in this category

Compared with every active server in this category in the registry. Stars count only when the publisher owns the repo.

Common questions

Is Clude safe?

It passed 1 of 1 applicable basic checks. We have not read the code. Before adding a key or token, see what access the server asks for and use a key with only the permissions you need.

What keys or codes does it need?

You need to fill in: CORTEX_API_KEY

Does it run on my computer or in the cloud?

It runs on your computer. Your AI app starts it when needed, and data does not pass through the maker’s servers (unless it calls an online service itself).

Is it still maintained?

The GitHub repo last changed –, and the latest version (3.0.4) reached the registry 6 months ago.

Which apps can use it?

Apps that support MCP, such as Claude Desktop, Claude Code, Cursor and VS Code. You also need Node.js on your computer.

What can I use instead?

In the same category: Context7, Codebase Memory, Exa

Alternatives

Servers in the same category from other makers, sorted by stars.

Reading a card:★ GitHub starsiThree pillars: reviews · checks · usageiUpdated = latest version published to the registryi

Context7

by upstash

Feeds AI the latest docs for libraries and frameworks before it answers, so code it writes does not use outdated, removed functions.

Computer or cloud★ 64,224MITUpdated 3 days ago
Install

Codebase Memory

by DeusData

Codebase knowledge graph for AI agents — 162 languages, sub-ms queries, 99% fewer tokens.

Runs on your computer★ 48,148MITUpdated 20 days ago
Install

Exa

by exa-labs

Connect AI agents to Exa for web search, content fetching, and multi-step research.

Runs in the cloud★ 5,213MITUpdated 44 days ago
Install

README from the maker

Open the README

Copied from the maker’s repo as written. PopNx MCP has not reviewed or endorsed it. HTML, images and scripts are removed. Links lead off this site.

Clude

Cognitive memory for AI agents. Not just storage — synthesis.


About Clude

What it is

A cognitive memory system. Most memory SDKs store and retrieve. Clude also processes memories over time — decay, consolidation, contradiction resolution, reflection.

  • Benchmarked: 1.96% hallucination on HaluMem — next best system: 15.2%. Industry average: ~21%.
  • Local-first: SQLite + local embeddings. Zero API keys, zero network, full semantic search offline.
  • Hosted: One API key, no infrastructure. npx @clude/sdk register
  • Portable memory: export/import in JSON, Markdown, ChatGPT, Claude, and Gemini formats. Your memories move between agents, frameworks, and models.

Cognitive architecture:

  • Typed memory with differential decay — episodic (7%/day), semantic (2%/day), procedural (3%/day), self-model (1%/day). Accessed memories get reinforced.
  • Autonomous dream cycles — consolidation, compaction, reflection, contradiction resolution, emergence.
  • Bond-typed memory graph — weighted typed edges with Hebbian reinforcement on co-retrieval.
  • Clinamen — lateral retrieval of high-importance, low-relevance memories.
What it isn't yet

No framework integrations (LangGraph, CrewAI) — wrappers around brain.store() and brain.recall() are days each. No structured business data ingestion. No temporal fact validity querying. No managed enterprise platform. No large contributor community. Early-stage adoption.

What it could be

Clude is a memory engine, not a framework. Framework integrations, structured data ingestion, temporal querying, enterprise platforms, evaluation frameworks, multi-model support, autonomous operation, multi-user scoping — these can all be built on top. A non-developer built a 5,750-line autonomous agent on Clude in two weeks using an AI coding assistant — 109 tools, self-editing agent-directed memory, multi-model inference, web search, multi-user presence tracking, and a browser UI. The cognitive architecture was handled by Clude.


Public Wallet: CA1HYUXZXKc7CasRGpQotMM9RiYJbVuPJq3n8Ar9oQZb

npm install -g @clude/sdk

clude setup

Built on Stanford Generative Agents, MemGPT/Letta, CoALA, and Beads.

Works with: Claude Code, Claude Desktop, Cursor, and any MCP-compatible agent runtime.


Quick Start — Hosted (Zero Setup)

npx @clude/sdk setup   # Creates agent, installs MCP, done

Or use the SDK:

import { Cortex } from '@clude/sdk';

const brain = new Cortex({ hosted: { apiKey: process.env.CORTEX_API_KEY! }, });

await brain.init();

await brain.store({ type: 'episodic', content: 'User asked about pricing and seemed frustrated.', summary: 'Frustrated user asking about pricing', tags: ['pricing', 'user-concern'], importance: 0.7, source: 'my-agent', });

const memories = await brain.recall({ query: 'what do users think about pricing', limit: 5, });

No database, no infrastructure. Memories stored on CLUDE infrastructure, isolated by API key.

Quick Start — Self-Hosted

For full control, use your own Supabase:

import { Cortex } from '@clude/sdk';

const brain = new Cortex({ supabase: { url: process.env.SUPABASE_URL!, serviceKey: process.env.SUPABASE_KEY!, }, anthropic: { apiKey: process.env.ANTHROPIC_API_KEY! }, });

await brain.init();

await brain.store({ type: 'episodic', content: 'User asked about pricing and seemed frustrated.', summary: 'Frustrated user asking about pricing', tags: ['pricing', 'user-concern'], source: 'my-agent', relatedUser: 'user-123', });

const memories = await brain.recall({ query: 'what do users think about pricing', limit: 5, });

const context = brain.formatContext(memories); // Pass context into your system prompt


Dashboard

Explore your agent's memory at clude.io/dashboard-new.

  • Memory Timeline — chronological view with search and filtering
  • Brain View — 3D visualization of consciousness and self-model
  • Entity Map — knowledge graph of people, projects, concepts (self-hosted)
  • Decay Heatmap — memory health by type and age
  • Memory Packs — export/import in JSON, Markdown, ChatGPT, Claude, Gemini formats

Sign in with a Solana wallet or Cortex API key.


CLI

npx @clude/sdk setup          # Guided setup: register + config + MCP install

npx @clude/sdk register # Get an API key for hosted mode npx @clude/sdk init # Advanced setup (self-hosted options) npx @clude/sdk status # Check if Clude is active + memory stats npx @clude/sdk mcp-install # Install MCP server for your IDE npx @clude/sdk mcp-serve # Run as MCP server (used by agent runtimes) npx @clude/sdk connect # Connect Claude Desktop / claude.ai as a remote MCP connector npx @clude/sdk export # Export memories (json/md/chatgpt/gemini) npx @clude/sdk import # Import from ChatGPT, markdown, or JSON npx @clude/sdk sync # Auto-update system prompt file npx @clude/sdk doctor # Run diagnostics npx @clude/sdk start # Start the full Clude bot npx @clude/sdk --version # Show version

setup works headless: with no TTY it never prompts and completes in local-only mode. Set CLUDE_SETUP_EMAIL=you@example.com to register non-interactively (CI, Dockerfiles, scripts).


MCP Integration

Add Clude to any MCP-compatible agent. Run npx @clude/sdk setup for automatic installation, or add manually:

{

"mcpServers": { "clude-memory": { "command": "npx", "args": ["@clude/sdk", "mcp-serve"], "env": { "CORTEX_API_KEY": "clk_..." } } } }

Config file locations:

  • Claude Code: .mcp.json (project root)
  • Claude Desktop: ~/Library/Application Support/Claude/claude_desktop_config.json
  • Cursor: ~/.cursor/mcp.json
MCP Tools

Your agent gets 8 tools:

ToolDescription
recall_memoriesSearch memories with hybrid scoring (vector + keyword + tags + importance)
store_memoryStore a new memory with type, content, summary, tags, importance
batch_store_memoriesStore up to 50 memories in a single call
list_memoriesBrowse without a query — paginated, sorted by recency, importance, or last access
update_memoryUpdate fields of an existing memory by ID
delete_memoryPermanently delete a memory by ID
get_memory_statsMemory statistics — counts by type, avg importance/decay, top tags
find_clinamenAnomaly retrieval — find high-importance memories with low relevance to current context
MCP Modes

The MCP server runs in four modes, auto-detected from environment:

ModeConfigStorage
HostedCORTEX_API_KEYclude.io (zero setup)
Self-hostedSUPABASE_URL + SUPABASE_SERVICE_KEYYour Supabase
Local SQLite (default)none — what setup creates~/.clude/brain.db (local embeddings, fully offline)
Local JSON--local flag or CLUDE_LOCAL=true~/.clude/memories.json (portable single file)

The two local stores are separate — memories in one aren't visible from the other. Use the SQLite default unless you need the portable JSON file.


Setup (Self-Hosted)

1. Create a Supabase project

Go to supabase.com and create a free project.

2. Run the schema

Open the SQL Editor in your Supabase dashboard and paste the contents of supabase-schema.sql:

cat node_modules/@clude/sdk/supabase-schema.sql

Or let brain.init() attempt auto-creation.

3. Enable extensions
CREATE EXTENSION IF NOT EXISTS vector;

CREATE EXTENSION IF NOT EXISTS pg_trgm;

4. Get your keys
  • Supabase URL + service key: Project Settings > API
  • Anthropic API key: console.anthropic.com (optional — required for dream cycles)
  • Voyage AI or OpenAI key: For vector search (optional — falls back to keyword scoring)

API Reference

TypeScript declarations ship with the package (v3.3.0+) — Cortex and every option/result type below import with full IntelliSense under strict mode.

Constructor

Hosted mode:

const brain = new Cortex({

hosted: { apiKey: string, // From npx @clude/sdk register baseUrl?: string, // Default: 'https://clude.io' }, });

Self-hosted mode:

const brain = new Cortex({

supabase: { url: string, serviceKey: string },

// Optional — required for dream cycles and LLM importance scoring anthropic: { apiKey: string, model?: string },

// Optional — enables vector similarity search embedding: { provider: 'voyage' | 'openai', apiKey: string, model?: string, dimensions?: number, },

// Optional — commits memory hashes to Solana solana: { rpcUrl?: string, botWalletPrivateKey?: string },

// Optional — owner wallet for memory isolation ownerWallet?: string, });

brain.init()

Initialize the database schema. Call once before any other operation.

brain.store(opts)

Store a new memory. Returns the memory ID or null.

const id = await brain.store({

type: 'episodic', content: 'Full content of the memory...', summary: 'Brief summary', source: 'my-agent', tags: ['user', 'question'], importance: 0.7, // 0-1, or omit for LLM-based scoring relatedUser: 'user-123', emotionalValence: 0.3, // -1 (negative) to 1 (positive) });

Memory types:

TypeDecay/dayUse for
episodic7%Raw interactions, conversations, events
semantic2%Learned knowledge, patterns, insights
procedural3%Behavioral rules, what works/doesn't
self_model1%Identity, self-understanding
introspective2%Journal entries, dream cycle outputs
brain.recall(opts)

Recall memories using hybrid scoring (vector + keyword + tag + importance + entity graph + association bonds).

const memories = await brain.recall({

query: 'what happened with user-123', tags: ['pricing'], relatedUser: 'user-123', memoryTypes: ['episodic', 'semantic'], limit: 10, minImportance: 0.3, });

6-phase retrieval pipeline:

  1. Vector search (memory + fragment level via pgvector)
  2. Metadata filtering (user, wallet, tags, types)
  3. Merge vector + metadata candidates
  4. Composite scoring (recency + relevance + importance + vector similarity) * decay
  5. Entity-aware expansion — direct entity recall + co-occurring entity memories
  6. Bond-typed graph traversal — follow strong bonds (causes > supports > resolves > elaborates)
brain.recallSummaries(opts) / brain.hydrate(ids)

Token-efficient two-stage retrieval:

const summaries = await brain.recallSummaries({ query: 'recent events' });

const topIds = summaries.slice(0, 3).map(s => s.id); const full = await brain.hydrate(topIds);

brain.dream(opts?)

Run one dream cycle. Requires anthropic config.

await brain.dream({

onEmergence: async (thought) => { console.log('Agent thought:', thought); }, });

Five phases:

  1. Consolidation — focal-point questions from recent memories, synthesizes evidence-linked insights
  2. Compaction — summarizes old, faded episodic memories into semantic summaries (Beads-inspired)
  3. Reflection — reviews self-model, updates with evidence citations
  4. Contradiction Resolution — finds unr

Only the beginning is shown; read the rest in the repo

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