group_get_invite_link
Export an invite link for an existing group (Telegram). What this does: - Mints a fresh invite link (e.g. t.me/+...) for the group; previously issued links stay valid - Requires the connected account to be the group's owner or an admin with invite rights When to use: - A member can't be added dir...
This record as markdown: /tools/io-github-saloprj-dialogbrain/group-get-invite-link.md
What group_get_invite_link does on Dialogbrain
AI agents call group_get_invite_link to retrieve information from Dialogbrain without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
| Parameter | Type | Required | Description |
|---|---|---|---|
channel | string | Yes | Channel where the group exists (e.g., 'telegram') |
chat_id | integer | Yes | ID of the group/channel to export an invite link for |
Parameters from the server's own tool schema.
Why group_get_invite_link is rated Low
Even though group_get_invite_link only reads data, uncontrolled read access leaks sensitive information and racks up API costs: an agent caught in a retry loop can make thousands of calls a minute without anyone noticing.
Risk signalsAdmin/system-level operation
Attacks that exploit this kind of access
The rule that runs group_get_invite_link safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Dialogbrain, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For group_get_invite_link, this is the rule to start with:
group_get_invite_link is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Dialogbrain, apply this rule, and every group_get_invite_link call is checked against it from then on.
Questions about group_get_invite_link
Export an invite link for an existing group (Telegram). What this does: - Mints a fresh invite link (e.g. t.me/+...) for the group; previously issued links stay valid - Requires the connected account to be the group's owner or an admin with invite rights When to use: - A member can't be added directly because their privacy settings block invites (group.add_member fails with a privacy error) — send them this link instead - Onboarding people to a private group Returns: success, chat_id, invite_link. It is categorised as a Read tool in the Dialogbrain MCP Server, which means it retrieves data without modifying state.
group_get_invite_link accepts 2 parameters: channel, chat_id. Required: channel, chat_id. The full parameter table on this page comes from the server's own tool schema.
Register the Dialogbrain MCP server in PolicyLayer and add a rule for group_get_invite_link: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Dialogbrain. Nothing to install.
group_get_invite_link is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the group_get_invite_link rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.
Set action: deny in the PolicyLayer policy for group_get_invite_link. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.
group_get_invite_link is provided by the Dialogbrain MCP server (https://api.dialogbrain.com/mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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