Gitopia MCP Server

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

No annotations provided, so description carries full burden. Adds valuable context about auto-generation during wallet setup and chain-interaction prerequisites. However, as a mutation tool ('create'), lacks disclosure of idempotency (can it be called twice?), transaction confirmation requirements, failure modes, or what gets returned since no output schema exists.

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?

Perfectly structured and front-loaded. Five sentences each earning their place: purpose definition, prerequisite warning, parameter specification, usage context (auto-generation), and sibling reference. No redundant or filler text.

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?

Strong coverage given no output schema: explains prerequisite relationship to other operations and auto-generation behavior. Minor gap: as a blockchain mutation with no annotations or output schema, could benefit from mentioning transaction nature or success/failure indicators, but the prerequisite chain documentation provides sufficient context for selection.

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?

Schema coverage is 100%, establishing baseline 3. Description repeats the username constraints ('3-39 chars, alphanumeric and hyphens') already documented in schema, adding no new semantic detail about format, validation errors, or reserved words. Does not compensate for missing info because none is missing.

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?

Excellent specificity: 'create an on-chain Gitopia user for the current wallet' provides clear verb (create), resource (on-chain Gitopia user), and scope (current wallet). Distinguishes from siblings like create_repo or create_dao by specifying this is the foundational user account.

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?

Exceptional guidance: explicitly states prerequisite ('Required before creating repos or interacting with the chain'), explains automation context ('Automatically called during wallet auto-generation'), and references sibling alternative ('See also: get_user_context'). Covers when-to-use, when-not-to-use, and alternatives.

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