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update_function_by_id_api_v1_functions_id

Update a function's name, content, and metadata by its ID in OpenWebUI. Enables programmatic changes to existing functions.

Instructions

Update Function By Id

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
id__pathYes(Path parameter)
contentYes
idYes
metaYes
nameYes

Output Schema

TableJSON Schema
NameRequiredDescriptionDefault
resultYes
Behavior1/5

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

No annotations are present, and the description fails to disclose any behavioral traits such as whether updates are partial or full, what side effects occur, or authentication requirements. The description provides no value beyond the tool name.

Agents need to know what a tool does to the world before calling it. Descriptions should go beyond structured annotations to explain consequences.

Conciseness2/5

Is the description appropriately sized, front-loaded, and free of redundancy?

While the description is extremely short, conciseness should not sacrifice informativeness. The description is under-specified and fails to earn its place with any useful content.

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

Completeness1/5

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

Given the complexity of the tool (5 required parameters, nested objects, and an output schema), the description is completely inadequate. It does not explain how to use the endpoint or interpret results.

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

Parameters1/5

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

The description adds no meaning beyond the input schema, which itself has only 20% parameter description coverage. Key parameters like 'content', 'meta', and 'name' are not explained in terms of their role in the update operation.

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

Purpose1/5

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

The description 'Update Function By Id' is a tautology that merely restates the tool name without specifying what aspects of a function can be updated or any additional context. It does not distinguish the tool from many other update tools 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.

Usage Guidelines1/5

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

No guidance is provided on when to use this tool versus alternatives like update_function_valves_by_id or update_function_user_valves_by_id. There is no mention of prerequisites, context, or conditions for use.

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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