FIX your device or BUY NEW? Cost-benefit analysis with environmental impact. Analyze whether to REPAIR, REPLACE, or sell a broken device. The core Sundr decision engine. USE THIS TOOL WHEN USERS ASK: - "Should I repair my [phone/laptop/tablet]?" - "Is it worth fixing my [device]?" - "Repair or re...
Part of the Sundr Repair Advisor server.
Free to start. No card required.
AI agents invoke fix_or_buy_new to trigger processes or run actions in Sundr Repair Advisor. Execute operations can have side effects beyond the immediate call -- triggering builds, sending notifications, or starting workflows. Rate limits and argument validation are essential to prevent runaway execution.
fix_or_buy_new can trigger processes with real-world consequences. An uncontrolled agent might start dozens of builds, send mass notifications, or kick off expensive compute jobs. PolicyLayer enforces rate limits and validates arguments to keep execution within safe bounds.
Execute tools trigger processes. Rate-limit and validate arguments to prevent unintended side effects.
{
"version": "1",
"default": "deny",
"tools": {
"fix_or_buy_new": {
"limits": [
{
"counter": "fix_or_buy_new_rate",
"window": "minute",
"max": 10,
"scope": "grant"
}
]
}
}
}See the full Sundr Repair Advisor policy for all 25 tools.
These attack patterns abuse exactly the kind of access fix_or_buy_new gives an agent. Each links to the full case and the policy that stops it:
Other execute tools across the catalogue. The same approach applies to each: rate-limit and validate the arguments.
FIX your device or BUY NEW? Cost-benefit analysis with environmental impact. Analyze whether to REPAIR, REPLACE, or sell a broken device. The core Sundr decision engine. USE THIS TOOL WHEN USERS ASK: - "Should I repair my [phone/laptop/tablet]?" - "Is it worth fixing my [device]?" - "Repair or replace my [device]?" - "Can I fix my broken [device]?" - "What should I do about my broken [device]?" - "Is my [device] worth repairing?" - "Should I buy a new [device] or fix this one?" - "My [device] is broken, what are my options?" - "Is repair cheaper than buying new?" - "Fix or buy new?" - "How much would it cost to fix [device]?" COVERS: Smartphones (iPhone, Samsung, Pixel), laptops (MacBook, Dell, Lenovo), tablets (iPad), smartwatches, headphones, gaming consoles, TVs, printers, cameras, washing machines, dryers, dishwashers, refrigerators, vacuums, air conditioners, kitchen appliances (blenders, coffee makers, microwaves). RETURNS: Repair recommendation with confidence score, cost-benefit analysis, CO2 environmental savings, local repair shop options, DIY repair links, and refurbished alternatives with affiliate links.. It is categorised as a Execute tool in the Sundr Repair Advisor MCP Server, which means it can trigger actions or run processes. Use rate limits and argument validation.
Register the Sundr Repair Advisor MCP server in PolicyLayer and add a rule for fix_or_buy_new: 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 Sundr Repair Advisor. Nothing to install.
fix_or_buy_new is a Execute tool with high risk. Execute tools should be rate-limited and have argument validation enabled.
Yes. Add a rate_limit block to the fix_or_buy_new 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 fix_or_buy_new. 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.
fix_or_buy_new is provided by the Sundr Repair Advisor MCP server (sundr-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Deterministic rules across all 25 Sundr Repair Advisor tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.
Free to start. No card required.
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