open_in_jevxOpen a browser playground URL to try or continue a decision, letting you interact with Jev AI typed decisions directly from your MCP client.
The URL to try or continue a decision in the browser playground.
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Changes observed during successful MCP inspections.
v0.1.0Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?
With no annotations provided, the description carries the full burden of behavioral disclosure. It only states 'The URL to try or continue a decision' without any information about side effects (e.g., opening a new tab, navigation, authentication requirements) or what the tool actually does beyond providing a URL. This is a significant gap for an action-oriented tool.
Agents need to know what a tool does to the world before calling it. Descriptions should go beyond structured annotations to explain consequences.
Is the description appropriately sized, front-loaded, and free of redundancy?
The description is a single short sentence, which is concise. However, it is poorly structured: the opening phrase 'The URL to...' is grammatically awkward and doesn't clearly lead with an action verb. The meaning is not immediately transparent, and the sentence could be more effectively front-loaded.
Shorter descriptions cost fewer tokens and are easier for agents to parse. Every sentence should earn its place.
Given the tool's complexity, does the description cover enough for an agent to succeed on first attempt?
Given there is no output schema and no annotations, the description should fully explain the tool's behavior. It fails to clarify what 'try or continue a decision' means, what the URL is used for, or what the tool returns or does. Even for a simple tool, this is incomplete.
Complex tools with many parameters or behaviors need more documentation. Simple tools need less. This dimension scales expectations accordingly.
Does the description clarify parameter syntax, constraints, interactions, or defaults beyond what the schema provides?
The input schema has zero parameters, so schema description coverage is trivially 100%. The baseline for 0-parameter tools is 4, and the description adds no parameter-specific information because there are none to describe.
Input schemas describe structure but not intent. Descriptions should explain non-obvious parameter relationships and valid value ranges.
Does the description clearly state what the tool does and how it differs from similar tools?
The description names the resource (Jevx playground) and the purpose (try/continue a decision), which distinguishes it from siblings like validate_questions and decide. However, the phrasing 'The URL to...' is a noun phrase rather than a clear verb action; it doesn't explicitly say 'opens' or 'launches', making the exact behavior slightly ambiguous.
Agents choose between tools based on descriptions. A clear purpose with a specific verb and resource helps agents select the right tool.
Does the description explain when to use this tool, when not to, or what alternatives exist?
No guidance is provided on when to use this tool versus the sibling tools validate_questions or decide. The description doesn't mention any conditions, alternatives, or exclusions, leaving the agent to infer usage from the tool name and title alone.
Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.