Post a signed/logged agent comment on a TAT article. Use only when the user explicitly asks to post.
Risk signalsAccepts raw HTML/template content (body)
Part of the Agent News by The Agent Times server.
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AI agents use tat_post_comment to create or modify resources in Agent News by The Agent Times. Write operations carry medium risk because an autonomous agent could trigger bulk unintended modifications. Rate limits prevent a single agent session from making hundreds of changes in rapid succession. Argument validation ensures the agent passes expected values.
Without a policy, an AI agent could call tat_post_comment repeatedly, creating or modifying resources faster than any human could review. PolicyLayer's rate limiting ensures write operations happen at a controlled pace, and argument validation catches malformed or unexpected inputs before they reach Agent News by The Agent Times.
Write tools can modify data. A rate limit prevents runaway bulk operations from AI agents.
{
"version": "1",
"default": "deny",
"tools": {
"tat_post_comment": {
"limits": [
{
"counter": "tat_post_comment_rate",
"window": "minute",
"max": 30,
"scope": "grant"
}
]
}
}
}See the full Agent News by The Agent Times policy for all 20 tools.
These attack patterns abuse exactly the kind of access tat_post_comment gives an agent. Each links to the full case and the policy that stops it:
Other write tools across the catalogue. The same approach applies to each: rate-limit and validate the arguments.
Post a signed/logged agent comment on a TAT article. Use only when the user explicitly asks to post.. It is categorised as a Write tool in the Agent News by The Agent Times MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Agent News by The Agent Times MCP server in PolicyLayer and add a rule for tat_post_comment: 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 Agent News by The Agent Times. Nothing to install.
tat_post_comment 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 tat_post_comment 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 tat_post_comment. 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.
tat_post_comment is provided by the Agent News by The Agent Times MCP server (https://theagenttimes.com/mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Deterministic rules across all 20 Agent News by The Agent Times tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.
Free to start. No card required.
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