Remove an opportunity webhook subscription. FREE — rate-limited only. [pricing: {"cost":"0","currency":"FREE","type":"free","network":"eip155:8453"}]
Part of the Flipr X402 server.
Free to start. No card required.
AI agents may call flipr_opportunity_unsubscribe to permanently remove or destroy resources in Flipr X402. Without a policy, an autonomous agent could delete critical data in a loop with no way to undo the damage. PolicyLayer blocks destructive tools by default and requires explicit human approval before enabling them.
Without a policy, an AI agent could call flipr_opportunity_unsubscribe in a loop, permanently destroying resources in Flipr X402. There is no undo for destructive operations. PolicyLayer blocks this tool by default and only allows it when a human explicitly approves the action.
Destructive tools permanently remove data. Block by default. Only enable with explicit approval workflows.
{
"version": "1",
"default": "deny",
"hide": [
"flipr_opportunity_unsubscribe"
]
}See the full Flipr X402 policy for all 19 tools.
These attack patterns abuse exactly the kind of access flipr_opportunity_unsubscribe gives an agent. Each links to the full case and the policy that stops it:
Other destructive tools across the catalogue. The same approach applies to each: deny by default, or require human approval.
Remove an opportunity webhook subscription. FREE — rate-limited only. [pricing: {"cost":"0","currency":"FREE","type":"free","network":"eip155:8453"}]. It is categorised as a Destructive tool in the Flipr X402 MCP Server, which means it can permanently delete or destroy data. Block by default and require explicit approval.
Register the Flipr X402 MCP server in PolicyLayer and add a rule for flipr_opportunity_unsubscribe: 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 Flipr X402. Nothing to install.
flipr_opportunity_unsubscribe is a Destructive tool with critical risk. Critical-risk tools should be blocked by default and only enabled with explicit human approval.
Yes. Add a rate_limit block to the flipr_opportunity_unsubscribe 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 flipr_opportunity_unsubscribe. 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.
flipr_opportunity_unsubscribe is provided by the Flipr X402 MCP server (https://flipr-x402.fly.dev/mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Deterministic rules across all 19 Flipr X402 tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.
Free to start. No card required.
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