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PabloTheThinker

AgentVault MCP Server

av_issue_token

Mint a scoped Agent Access Token to grant AI agents limited access to vault secrets and credentials. Specify vaults, secrets, and permissions for secure, controlled token issuance.

Instructions

Mint a scoped Agent Access Token (requires admin token).

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
nameNo
vaultsNo
secretsNo
permissionsNo
Behavior2/5

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

With no annotations, the description carries the full burden of behavioral disclosure. It mentions the admin token requirement, which is useful, but it does not disclose that this is a security-sensitive creation action, whether the token can be revoked, its lifecycle, or any side effects. For a token minting tool, significant behavioral context is missing.

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, front-loaded sentence with no filler. Every word adds meaning, and it efficiently communicates the core action and a key prerequisite.

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

Completeness2/5

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

The tool has 4 undocumented parameters, no annotations, and no output schema. The description, while clear on purpose, is far too terse to enable correct invocation: an agent cannot infer the format or meaning of the parameters, the return value, or security nuances. Given the security-sensitive nature of token issuance, this incompleteness is a significant gap.

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

Parameters2/5

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

Schema coverage is 0%, so the description must compensate. It hints that 'scoped' relates to permissions, but it does not explain the meaning or purpose of 'name', 'vaults', 'secrets', or 'permissions'. This is a minimal hint that does not adequately compensate for the complete lack of parameter documentation.

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

Purpose5/5

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

The description uses a specific verb ('Mint') and identifies a clear resource ('scoped Agent Access Token'), which clearly distinguishes it from the sibling vault/secret management tools. It also adds a prerequisite ('requires admin token'), reinforcing its unique function of token creation.

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

Usage Guidelines3/5

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

The description implies usage for issuing agent access tokens and notes the admin token requirement, but it does not explicitly state when to use this tool versus alternatives or provide exclusions. The sibling names make the distinction obvious, but the description itself offers no direct comparison, so guidance is only implied.

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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