EduBase MCP Server

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

While annotations indicate readOnlyHint=false and idempotentHint=false, the description adds crucial behavioral context by clarifying the upsert logic (updates existing memberships rather than failing). This explains the practical implication of the non-idempotent annotation. It does not, however, mention permission inheritance or notification side effects beyond the notify parameter.

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 consists of exactly two high-value sentences. The first states the primary action; the second clarifies the upsert behavior. There is no redundancy or wasted text, and critical information is 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 this is a 6-parameter write operation with good annotations, the description adequately covers the core functionality and conflict resolution behavior. It appropriately omits return value documentation (no output schema exists), though it could explicitly mention the bulk processing capability given the plural naming convention.

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?

With 100% schema description coverage, the structured documentation already explains all parameters (organizations, users, department, permission levels, notify). The description references users and organizations implicitly but does not add semantic details beyond the schema, warranting the baseline score for high-coverage schemas.

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 uses specific verbs ('Assign', 'Updates') and clearly identifies the resource (users to organizations). The parenthetical '(s)' and mention of updating existing memberships effectively signals bulk/upsert capability, though it doesn't explicitly distinguish from the singular variant 'edubase_post_organization_members' in the sibling list.

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?

The description provides important behavioral guidance by stating it 'Updates memberships if already member,' indicating upsert semantics rather than pure creation. However, it lacks explicit when-to-use guidance versus alternatives like the singular 'post_organization_members' or 'post_user_organizations' variants.

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