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Update New Quiz

update_new_quiz
DestructiveIdempotent

Update an existing New Quiz in Canvas by modifying its title, due/lock/unlock times, points, instructions, and visibility.

Instructions

Update an existing New Quiz (LTI) in a Canvas course.

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
titleNoTitle of the quiz
due_atNoISO-8601 due date (null to clear)
lock_atNoISO-8601 lock time (null to clear)
course_idYesThe Canvas course ID
publishedNoWhether the quiz is visible to students
unlock_atNoISO-8601 unlock time (null to clear)
instructionsNoHTML instructions shown before the quiz starts
assignment_idYesThe assignment ID of the New Quiz
points_possibleNoTotal points
Behavior2/5

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

The description adds no behavioral detail beyond the one-line action. It does not disclose overwrite semantics, whether it is a partial update, or what response is returned; the annotations provide the destructive clue, but the description itself offers no extra context.

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. It conveys the action and target clearly in minimal space.

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

Completeness3/5

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

The tool has nine parameters and no output schema, so some gaps remain: the description does not clarify partial-update behavior, return values, or when updates are destructive in practice. However, the schema and annotations cover parameter meaning and safety, making this minimally adequate.

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

Parameters3/5

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

Schema description coverage is 100%, so parameter meanings are fully documented in the schema. The description adds no parameter-level explanation, which aligns with the baseline of 3 for high schema coverage.

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 ('Update') and clearly identifies the resource ('existing New Quiz (LTI) in a Canvas course'). This distinguishes it from sibling tools like create_new_quiz, delete_new_quiz, and get_new_quiz_item.

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

Usage Guidelines2/5

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

The description gives no guidance on when to use this tool versus alternatives such as create_new_quiz or update_assignment. It does not mention prerequisites, exclusions, or situations where another tool would be more appropriate.

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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