Get the conversation history for a specific ID
AI agents call get_conversation_history to retrieve information from Claude Desktop API MCP without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
The tool retrieves or queries data (conversation history) with no side effects. This is classified as Read. Severity is medium rather than low because conversation history may contain sensitive information, and unauthorized access to another user's conversations could expose private data, though the impact depends on access controls and what conversations contain.
From the tool's definition Tool description states "Get the conversation history for a specific ID" - this retrieves existing conversation data without modification or deletion.
Documented attack patterns abuse exactly the kind of access get_conversation_history gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Claude Desktop API MCP, and nothing reaches the server without passing your rules. This is the rule we recommend for get_conversation_history:
{
"version": "1",
"default": "deny",
"tools": {
"get_conversation_history": {}
}
}get_conversation_history is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
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Get the conversation history for a specific ID. It is categorised as a Read tool in the Claude Desktop API MCP MCP Server, which means it retrieves data without modifying state.
Register the Claude Desktop API MCP server in PolicyLayer and add a rule for get_conversation_history: 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 Claude Desktop API MCP. Nothing to install.
get_conversation_history 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 get_conversation_history 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 get_conversation_history. 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.
get_conversation_history is provided by the Claude Desktop API MCP server (mlobo2012/claude_desktop_api_use_via_mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Start from Claude Desktop API MCP, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.
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4 Claude Desktop API MCP tools catalogued and risk-classified — across an index of 43,000+ MCP servers.