stream_start

Start streaming (requires stream_configure first).

SERVERMcp Anything SOURCEZaymadkid/mcp-anything

High RISK CLASS

Category Execute

Parameters 00 required

Recommended Rate-limitedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/mcp-anything/stream-start.md

WHAT IT DOES

What stream_start does on Mcp Anything

AI agents invoke stream_start to trigger actions in Mcp Anything. What it does depends on the arguments the agent supplies, and its effects often reach beyond the immediate call: builds kicked off, notifications sent, workflows started.

RISK

Why stream_start is rated High

This tool initiates a streaming process, which is an operational action that triggers external side effects (data transmission, resource consumption, network activity). It does not merely read data, nor does it appear to destructively delete or move financial assets. The 'start' action is characteristic of Execute category tools.

From the tool's definition Tool name 'stream_start' combined with description 'Start streaming (requires stream_configure first)' indicates activation of an external operation (streaming).

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs stream_start safely

PolicyLayer is an MCP gateway: it sits between your AI agents and Mcp Anything, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For stream_start, this is the rule to start with:

stream_start Rate-limited

stream_start stays usable, but rate-capped: a runaway agent can't fire it dozens of times a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "stream_start": {
      "limits": [
        {
          "counter": "stream_start_rate",
          "window": "minute",
          "max": 10,
          "scope": "grant"
        }
      ]
    }
  }
}

RATE-LIMIT THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Mcp Anything, apply this rule, and every stream_start call is checked against it from then on.

FAQ

Questions about stream_start

What does the stream_start tool do? +

Start streaming (requires stream_configure first). It is categorised as a Execute tool in the Mcp Anything MCP Server, which means it can trigger actions or run processes. Use rate limits and argument validation.

How do I enforce a policy on stream_start? +

Register the Mcp Anything MCP server in PolicyLayer and add a rule for stream_start: 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 Mcp Anything. Nothing to install.

What risk level is stream_start? +

stream_start is a Execute tool with high risk. Execute tools should be rate-limited and have argument validation enabled.

Can I rate-limit stream_start? +

Yes. Add a rate_limit block to the stream_start 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.

How do I block stream_start completely? +

Set action: deny in the PolicyLayer policy for stream_start. 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.

What MCP server provides stream_start? +

stream_start is provided by the Mcp Anything MCP server (Zaymadkid/mcp-anything). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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