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MemoStem

MCP server · hosted · v0.6.3 · io.github.girapphe/memostem
Online · tested 4h agoSeen in the registry 5d ago

Your reviewed knowledge, across AI conversations.

Source code ↗How to connect ↓

What it does

MemoStem is an MCP server, a connector that lets an AI assistant use it as a tool. It is hosted: an assistant connects to it over the internet, nothing to install.

No capability identified yet from its description.

Facts come from the Official MCP Registry, as declared by the publisher. Capabilities are matched automatically (low confidence). None of this is a test of the tool.

At a glance

Hosted (remote)YES
Local installNO
Version0.6.3
PriceNot in the registry
First seen26 Sept 2026
Last checked5d ago

How to connect

As declared in the Official MCP Registry · hosted endpoint tested by Electra Index 4h ago (live check)

Hosted endpoint

  • https://www.memostem.com/api/mcp streamable-http

In Claude Code: claude mcp add --transport http memostem https://www.memostem.com/api/mcp

MCP settings (Claude Desktop, Cursor and other MCP clients)

{
  "mcpServers": {
    "memostem": {
      "url": "https://www.memostem.com/api/mcp"
    }
  }
}

Live check

Electra Index connected to the hosted endpoint 4h ago

ONLINE MemoStem answered an MCP connection on 31 Oct 2026 and introduced itself as memostem-knowledge-drafts 1.0.0 (MCP protocol 2025-06-18).

10 tools offered to AI assistants

  • start_memostem · Start MemoStem when no topic is named. Show a localized welcome App before login, or the connected owner's topic labels and empty-state guidance. Pass the conversation language as locale when known. No drafts are created.
  • connect_memostem · Connect or grant knowledge read permission through the host OAuth flow, then show a page of the authenticated owner's topic labels. Never creates knowledge.
  • validate_knowledge_bundle · Validate exactly one user-selected, independently teachable general-knowledge bundle without an account and without saving it. Call only at the person's direct request or after clear acceptance of a specific preview proposal. The strict inp
  • save_guest_knowledge_bundles · Store one to 10 specifically selected, independently teachable general-knowledge bundles from the current conversation in a private temporary MemoStem guest shelf. Call only after a direct request or clear acceptance of a specific proposal.
  • refresh_guest_knowledge_shelf_link · Issue a new short-lived, one-time mobile or desktop web link for the existing guest shelf. Use only when the person asks to open or recover that shelf. Pass the private workspace_token as a tool argument; never show or put it in a URL. This
  • claim_guest_knowledge_workspace · Transfer the temporary guest shelf identified by workspace_token to the authenticated MemoStem owner as private pending drafts. Call only after the person explicitly agrees to connect or after the guest shelf reports account_required. This
  • preview_knowledge_bundle · Return a transient preview of exactly one user-selected, independently teachable general-knowledge bundle without an account and without saving it. Call only at the person's direct request or after clear acceptance of a specific preview pro
  • check_memostem_connection · Verify the MemoStem connection and report only the currently granted knowledge permissions. Without an account it reports status guest with no permissions, and the temporary guest shelf stays available. This test does not read or write know
  • create_card_drafts · Create pending, user-owned general-knowledge card drafts only after clear affirmative consent to specifically named, independently teachable knowledge in the current conversation. Every card must declare knowledge_scope as general_knowledge
  • create_knowledge_bundle_drafts · Create pending, user-owned concept, general procedure, comparison, mechanism, structure, claim/evidence, knowledge question, historical event, or language-expression drafts only after clear affirmative consent to specifically named, indepen

What "online" means: the server answered an MCP connection at the time of the check. It is not a guarantee of security, quality or continuous uptime. How we test: we open an MCP session and ask for the tool list, as an AI assistant would. We never run a tool and never send a key. Checked every few days. Method

Is this your server? Monitoring Pro: a check every 30 minutes and an email within the hour when it stops answering. Launch offer: $39.99 once, for life.

Facts & evidence

Each fact shows where it was seen and when.
FactValueEvidenceSourceLast confirmed
Hosted endpointhttps://www.memostem.com/api/mcpDECLAREDSRC-001 Official MCP Registry5d ago
Version0.6.3DECLAREDSRC-001 Official MCP Registry5d ago
Local install (package)noDECLAREDSRC-001 Official MCP Registry5d ago
Remote access (hosted)yesDECLAREDSRC-001 Official MCP Registry5d ago
Repositoryhttps://github.com/girapphe/memostem-pluginsDECLAREDSRC-001 Official MCP Registry5d ago
Registry statusactiveDECLAREDSRC-001 Official MCP Registry5d ago
MCP serveryesDECLAREDSRC-001 Official MCP Registry5d ago

Change history

  • VERSION16 Oct 2026
    0.6.2 → 0.6.3

Is this page accurate?

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Do you run MemoStem? Know when it stops answering

For publishers · optional

Its hosted endpoint can be monitored. Monitoring Pro connects every 30 minutes like an AI assistant, emails you within the hour when it stops answering, keeps a 90-day availability history and adds your answer rate to your badge.

Monitor MemoStemLaunch offer $39.99 once, for life instead of $9.99/month · All plans

Monitoring never changes a score or a rank.

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Questions about MemoStem

How do I connect MemoStem?

Use the hosted endpoint https://www.memostem.com/api/mcp in your assistant's MCP settings. The exact settings are in "How to connect" above, as declared in the Official MCP Registry.

What tools does MemoStem offer?

When Electra Index connected on 31 Oct 2026, it listed 10 tools: start_memostem, connect_memostem, validate_knowledge_bundle, save_guest_knowledge_bundles, refresh_guest_knowledge_shelf_link, claim_guest_knowledge_workspace, preview_knowledge_bundle, check_memostem_connection and more. The full list is in "Live check" above.

Is MemoStem online?

Yes. Its hosted endpoint answered an MCP connection from Electra Index 4h ago.