list_snapshots
List develop snapshots for the active photo.
This record as markdown: /tools/4xiomdev-lightroom-classic-mcp/list-snapshots.md
What list_snapshots does on Lightroom Classic MCP
AI agents call list_snapshots to retrieve information from Lightroom Classic MCP without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why list_snapshots is rated Low
This tool performs a read-only query of Lightroom Classic's snapshot history for inspection purposes. There is no data modification, deletion, code execution, or financial impact. The blast radius of misuse is minimal—an agent could only enumerate snapshots, which poses no risk to the photo catalog or editing state.
From the tool's definition Tool name 'list_snapshots' and description 'List develop snapshots for the active photo' indicate a retrieval operation with no side effects. It queries existing snapshot metadata without creating, modifying, or deleting data.
Attacks that exploit this kind of access
The rule that runs list_snapshots safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Lightroom Classic MCP, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For list_snapshots, this is the rule to start with:
list_snapshots is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Lightroom Classic MCP, apply this rule, and every list_snapshots call is checked against it from then on.
Questions about list_snapshots
List develop snapshots for the active photo. It is categorised as a Read tool in the Lightroom Classic MCP MCP Server, which means it retrieves data without modifying state.
Register the Lightroom Classic MCP server in PolicyLayer and add a rule for list_snapshots: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Lightroom Classic MCP. Nothing to install.
list_snapshots is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the list_snapshots rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.
Set action: deny in the PolicyLayer policy for list_snapshots. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.
list_snapshots is provided by the Lightroom Classic MCP server (4xiomdev/lightroom-classic-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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