freelance_submit_proposal

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

With no annotations provided, the description carries the full behavioral burden, and it does so impressively. It warns that the cover letter reaches a real person as words the account wrote, mandates prior approval, and states concrete refusal conditions. This discloses the most consequential external effects and failure behavior, which is exactly what an agent needs before invoking a high-stakes bid.

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 dense but every sentence earns its place: purpose, scope, human-impact warning, approval requirement, prerequisite read, and refusal conditions. The most important operational warning is front-loaded before the prerequisite details, and there is no filler or repetition of schema content.

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?

For a complex submit action with no output schema and no annotations, the description is largely complete: it explains the human consequence, required precondition, conditional requirements, and failure behavior. It does not mention the requiredLinks/links condition or the success response shape, but those are partially covered by the schema, so the remaining gap is minor.

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 outer description adds meaningful context for coverLetter and rate by explaining the cover letter is read as the account's words and both text and rate must be human-approved. However, it does not elaborate on currency, rateType, estimatedDuration, links, or answers, and schema description coverage is reported as 0%, so the description only partially compensates. The nested schema fields do carry their own descriptions, which keeps this at a minimally adequate 3.

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 states a concrete action ('Bid on a job posting'), names the resource ('in this account's name'), and identifies the scope as PROPOSE. This clearly distinguishes it from siblings like freelance_create_job, freelance_accept_proposal, and freelance_list_my_proposals, so an agent can tell what the tool is for at a glance.

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 gives explicit when-to-use guidance: read the posting first with freelance_get_job, answer every applicantQuestion, send acknowledged: true when acknowledgments exist, and get human approval for the cover letter and rate before calling. It does not explicitly enumerate alternatives or say 'do not use when...', but the bid-scope and prerequisites make the intended usage clear enough.

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