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Nitrostack-HAK

Fraud Alert MCP Server

flag_transaction_status

Update a transaction's status and trigger an alert by specifying the action taken (block, flag for review, or clear) along with agent reasoning for fraud detection.

Instructions

Allows the AI agent to take action by updating the status of a transaction and triggering an alert

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
actionTakenYesAction taken
transactionIdYesTransaction ID to flag
agentReasoningYesAI agent reasoning for the action
Behavior2/5

Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?

No annotations are provided, so the description must carry the full burden. It indicates updating status and triggering an alert, but does not disclose side effects, permissions, reversibility, or idempotency.

Agents need to know what a tool does to the world before calling it. Descriptions should go beyond structured annotations to explain consequences.

Conciseness5/5

Is the description appropriately sized, front-loaded, and free of redundancy?

The description is a single sentence that efficiently conveys the tool's purpose without unnecessary words. It is front-loaded and easy to scan.

Shorter descriptions cost fewer tokens and are easier for agents to parse. Every sentence should earn its place.

Completeness3/5

Given the tool's complexity, does the description cover enough for an agent to succeed on first attempt?

Lacks output schema and does not describe return values, error handling, or confirmation behavior. For a write operation with 3 required parameters, the description is minimally complete but could include more operational context.

Complex tools with many parameters or behaviors need more documentation. Simple tools need less. This dimension scales expectations accordingly.

Parameters3/5

Does the description clarify parameter syntax, constraints, interactions, or defaults beyond what the schema provides?

Schema coverage is 100%, so the schema already documents all three parameters. The description adds no additional meaning beyond the schema, such as format or usage hints for agentReasoning.

Input schemas describe structure but not intent. Descriptions should explain non-obvious parameter relationships and valid value ranges.

Purpose4/5

Does the description clearly state what the tool does and how it differs from similar tools?

The description clearly states the tool's action (updating status and triggering alert) and resource (transaction), but does not explicitly differentiate from siblings like analyze_transaction or update_fraud_rule, though the distinction is implicit.

Agents choose between tools based on descriptions. A clear purpose with a specific verb and resource helps agents select the right tool.

Usage Guidelines2/5

Does the description explain when to use this tool, when not to, or what alternatives exist?

No guidance on when to use this tool versus alternatives such as analyze_transaction or update_fraud_rule. The description implies it's for taking action after analysis, but lacks explicit context.

Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.

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