neuron_create_broadcast
Create a new broadcast message in draft status. Provide recipients directly or use recipientSources to resolve from contact lists. The WhatsApp channel is auto-resolved if not specified.
This record as markdown: /tools/io-github-conquext-neuron/neuron-create-broadcast.md
What neuron_create_broadcast does on Neuron
AI agents use neuron_create_broadcast to create or update resources in Neuron, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Neuron environment.
| Parameter | Type | Required | Description |
|---|---|---|---|
name | string | Yes | Display name or label for the broadcast |
message | string | Yes | Message content to broadcast to recipients |
mediaUrl | string | — | URL of media to attach (required for image or document message types) |
channelId | string | — | Identifier (UUID) of the WhatsApp channel to send through (auto-resolved from default channel if omitted) |
recipients | array | — | Direct list of recipients (alternative to recipientSources) |
messageType | string | — | Type of message to send (e.g., 'text', 'image', 'document') |
recipientSources | object | — | Resolve recipients dynamically from contact lists with filtering and exclusion |
Parameters from the server's own tool schema.
Why neuron_create_broadcast is rated Medium
Creating a broadcast message is a write operation that modifies platform data by inserting a new message record. It is not destructive (not deleting/dropping), not financial, and not executing arbitrary code.
From the tool's definition "Create a new broadcast message in draft status" - this creates and stores a new broadcast message artifact. The tool modifies the platform state by adding a new message resource.
Risk signalsHigh parameter count (14 properties)
Attacks that exploit this kind of access
The rule that runs neuron_create_broadcast safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Neuron, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For neuron_create_broadcast, this is the rule to start with:
neuron_create_broadcast stays usable, but capped: an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Neuron, apply this rule, and every neuron_create_broadcast call is checked against it from then on.
Questions about neuron_create_broadcast
Create a new broadcast message in draft status. Provide recipients directly or use recipientSources to resolve from contact lists. The WhatsApp channel is auto-resolved if not specified. It is categorised as a Write tool in the Neuron MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
neuron_create_broadcast accepts 7 parameters: name, message, mediaUrl, channelId, recipients, messageType, recipientSources. Required: name, message. The full parameter table on this page comes from the server's own tool schema.
Register the Neuron MCP server in PolicyLayer and add a rule for neuron_create_broadcast: 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 Neuron. Nothing to install.
neuron_create_broadcast is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.
Yes. Add a rate_limit block to the neuron_create_broadcast 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 neuron_create_broadcast. 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.
neuron_create_broadcast is provided by the Neuron MCP server (neuron-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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