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delete_checkpoint

Remove one saved environment checkpoint from local ComfyUI using its name or an unambiguous prefix.

Instructions

Delete one recorded environment state.

Args: name: a checkpoint name from list_checkpoints, or an unambiguous prefix.

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
nameYes

Output Schema

TableJSON Schema
NameRequiredDescriptionDefault

No arguments

Schema Changelog

Changes observed during successful MCP inspections.

  1. Addedv0.1.10

TDQS

B3.3/5.0
Behavior2/5

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

No annotations are provided, so the description carries the full burden. For a destructive delete operation it discloses nothing about irreversibility, whether restore_checkpoint can undo it, permissions, or error behavior when the name is ambiguous or missing.

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

Conciseness4/5

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

Front-loaded with the action, followed by a compact Args block that adds only what is needed. No wasted prose; slightly mechanical but efficiently structured.

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?

An output schema exists, so return values need not be explained. However, for a destructive tool with zero annotation coverage, the description should at minimum flag destructive/irreversible behavior, which it omits entirely.

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

Parameters4/5

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

Schema coverage is 0%, so the description must compensate, and it does: it explains that 'name' is a checkpoint name from list_checkpoints or an unambiguous prefix, adding real semantics absent from the bare string-typed schema property.

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

Purpose4/5

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

States a specific verb and resource: delete one recorded environment state. It is clearly distinguishable from create_checkpoint and restore_checkpoint in the sibling list, though it does not explicitly name an alternative or contrast with restore_checkpoint.

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

Usage Guidelines3/5

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

Implied usage only. The description tells the agent the name must come from list_checkpoints or be an unambiguous prefix, which is useful procedural context, but it never states when to delete versus restore a checkpoint, nor whether this is reversible.

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