What Tag knows
Follow up, find earlier discussions, and ask Tag to remember a decision.
You can follow up in a Slack thread, ask Tag to find an earlier discussion, or give it a decision to remember. What it can use depends on the conversation, the files in its workspace, and the sources and tools configured for it.
Continue the conversation
Mention Tag in the same thread when you want to build on an answer:
Each Slack thread keeps one agent conversation, with Codex or Claude. A later mention in the same thread continues it, so earlier tool results and reasoning carry forward. Tag sends only the thread messages posted since its last reply.
flowchart LR
First["First mention<br/>in a thread"] --> Conversation["One agent conversation<br/>(Codex or Claude)"]
Later["Later mentions<br/>in the same thread"] --> Conversation
Conversation --> Files["Earlier thread files<br/>and images Tag made"]
Conversation -.->|4 idle hours or too large| Fresh["Fresh conversation"]Only the person who started a conversation continues it; another requester in the same thread starts their own. A conversation starts fresh after 4 idle hours or when it grows too large. A fresh conversation reads one page of up to 30 thread messages, so restate an important detail if it seems lost.
Tag can also reopen files shared earlier in the thread and images it made before. See Use earlier files in a thread.
Find a discussion in another channel
Tag can search another channel's history when it has been indexed and made available by the person running Tag. Inviting the bot to a channel does not automatically make all its history searchable.
The same applies to other indexed sources, such as project documents and issues. A source may be missing or its index may be out of date. If Tag cannot find something, that alone does not mean the discussion never happened.
Ask Tag to remember a decision
Tag does not provide a dedicated saved-note command or local memory store. For a decision you need later, ask Tag to write it to a specific workspace file. To make that file searchable through MFS, the operator must include it in an indexed, permitted source. Saving a file and indexing it are separate steps; ask Tag to confirm what it actually completed.
Tag does not automatically save a note after every conversation. Files it writes in the workspace remain available while they are kept there, and indexed conversations can be searched without turning each one into a note.
Use the tools already available to the agent
Tag runs your local Codex or Claude Code agent. The skills and MCP connections that the CLI loads can help it carry out a request, alongside installed commands. Availability depends on the account running Tag, the selected backend's configuration, and the tool's credentials and permissions.
For example, with the Google Workspace CLI (gws) installed and authenticated,
and the Gmail skill available to the agent, you could ask:
The skill explains how to use gws; the Google login determines which email
it can access. Installing a skill alone does not grant access to an account.
These tools use their own permissions, separately from the indexed-source
settings.
Built on MFS
Tag began as a modified version of the Open Tag example in MFS and uses MFS to search indexed sources. See the project attribution for its origins and the memory reference for retrieval details.
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