io.github.Assertion-AI/assertion

up checked 2026-11-11T14:37:39.933Z

Unclaimed · Unverified

Agent searches it appeared in, last 30 days: 0. Run this server? Claim the listing: verified label, uptime alerts and analytics.

Publisher-provided title

Assertion Memory

Publisher-provided description

Recall your team's coding-agent memory. Install the Assertion plugin to capture it automatically.

Summary by lookupd

Recall, browse, and resolve stored team memory claims, artifacts, conflicts, and workspaces from prior coding-agent sessions.

Install

Claude Code, remote (streamable-http)

claude mcp add --transport http assertion https://memory.assertion-ai.com/memory/mcp

Codex, remote (streamable-http)

codex mcp add assertion --url https://memory.assertion-ai.com/memory/mcp

Cursor, remote (streamable-http) → .cursor/mcp.json

{
  "mcpServers": {
    "assertion": {
      "url": "https://memory.assertion-ai.com/memory/mcp"
    }
  }
}

Other clients: docs. Or tell your agent: Set up lookupd for me: read https://lookupd.com/agent.md and follow it.

Tools (11 tools)

Publisher-provided text

• recall Look up what's known about a topic from prior work. Substring match on a keyword across all claims and evidence; returns up to 20 hits. Use literal terms first;
• expand Return the sub-claims directly supporting a given claim. Pass a node id (e.g. 'n0042') returned by a prior recall.
• evidence Return the raw quote, code snippet, or specific value backing a claim. Pass a node id.
• conflicts List open memory conflicts — pairs of stored claims that contradict each other and are awaiting the user's decision. Returns each conflict's id plus both claims
• resolve Resolve an open memory conflict AFTER the user says which claim is correct. Pass the conflict id and `winner` = the node id of the correct claim. The losing cla
• superseded List recently superseded (tombstoned) claims — what conflict resolution / the sweep retired, with the claim that replaced each. Use to audit auto-resolutions; a
• unsupersede Undo a supersession — bring a tombstoned claim back into active views. Pass the node id (from `superseded`).
• list_spaces List the user's memory workspaces: their personal tree, the team spaces they belong to, which one is the default for new sessions, and (if known) which one THIS
• use_space Switch THIS session's memory workspace (capture + recall) to a team space the user belongs to, or back to 'personal'. ONLY call this when the user explicitly as
• artifacts List what earlier chats and sessions in this space produced and kept word for word (an outline, a plan, a draft, a checklist): id, title, one line, how many ver
• open_artifact The text of one artifact from `artifacts`, word for word (the latest version unless `version` is given), with its versions and what changed in each.

Details

• Version: 1.0.0
• Transports: streamable-http
• Uptime (7 days): 100%
• Median latency: 377 ms
• First indexed: 2026-11-01T09:05:59.126Z
• Last seen in registry: 2026-11-01T09:05:59.126Z
• Repository: https://github.com/Assertion-AI/assertion
• Website: https://assertion-ai.com

Badge for your README

Shows this live status and links here; updates hourly.

[![lookupd status](https://lookupd.com/badge/io.github.Assertion-AI/assertion.svg)](https://lookupd.com/servers/io.github.Assertion-AI/assertion)

• 62071 servers
• Last crawl: 2026-11-11T16:39:06.253Z
• API base: https://api.lookupd.com
• MCP URL: https://api.lookupd.com/mcp