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convoy_get_artifact

Fetch a private Convoy artifact from its owning host to this client using the artifact reference from a Convoy job. Images return as MCP image content; other files verify to a local temp path.

Instructions

Materialize one private Convoy artifact from its owning host onto this client machine. Images are returned as MCP image content; other files are verified and returned as a local temporary path. Use the artifact reference returned by a Convoy job rather than copying a remote filesystem path.

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
artifactYes
convoy_idYes
timeout_sNo
target_host_idYes
target_node_idYes

Schema Changelog

Changes observed during successful MCP inspections.

  1. First observedv6.2.67

TDQS

A4/5.0
Behavior4/5

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

With no annotations, the description carries the burden and does disclose meaningful behavior: images come back as MCP image content, other files are verified and returned as a local temporary path, and the artifact is private. It omits the side effect of writing a temp file to the client machine, permission requirements, and what happens on timeout.

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?

Three tight sentences with the core action front-loaded, followed by output behavior and then the input guidance. No filler or restated name/title.

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?

Return-values are well explained, which matters since there is no output schema. However, with no annotations and four required parameters at zero description coverage, the definition leaves the host/node/convoy identifier relationships and failure modes undocumented.

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

Parameters2/5

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

Schema coverage is 0% across 5 parameters, including a nested 'artifact' object, so the description must compensate and largely does not. It clarifies the 'artifact' parameter (a reference returned by a Convoy job) but says nothing about target_host_id, target_node_id, convoy_id, or the timeout_s bound.

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?

States a specific verb and resource ('Materialize one private Convoy artifact from its owning host onto this client machine') and immediately distinguishes itself from convoy_save_artifact by direction of data flow. The return-format sentence makes the operation's nature unambiguous.

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

Usage Guidelines4/5

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

Gives a concrete usage directive: use the artifact reference returned by a Convoy job rather than a remote filesystem path. This tells the agent what input to supply, but it never contrasts this tool with sibling convoy_save_artifact or explains when retrieval is appropriate versus leaving the artifact on the host.

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