lean-ctx 3.5.2

Context Runtime for AI Agents with CCP. 57 MCP tools, 10 read modes, 95+ compression patterns, cross-session memory (CCP), persistent AI knowledge with temporal facts + contradiction detection, multi-agent context sharing + diaries, LITM-aware positioning, AAAK compact format, adaptive compression with Thompson Sampling bandits. Supports 24 AI tools. Reduces LLM token consumption by up to 99%.
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37

use rmcp::model::Tool;
use rmcp::ErrorData;
use serde_json::{json, Map, Value};

use crate::server::tool_trait::{get_str, McpTool, ToolContext, ToolOutput};
use crate::tool_defs::tool_def;

pub struct CtxDiscoverToolsTool;

impl McpTool for CtxDiscoverToolsTool {
    fn name(&self) -> &'static str {
        "ctx_discover_tools"
    }

    fn tool_def(&self) -> Tool {
        tool_def(
            "ctx_discover_tools",
            "Search available lean-ctx tools by keyword. Returns matching tool names and descriptions.",
            json!({
                "type": "object",
                "properties": {
                    "query": { "type": "string", "description": "Search keyword to filter tools (optional, empty returns all)" }
                }
            }),
        )
    }

    fn handle(
        &self,
        args: &Map<String, Value>,
        _ctx: &ToolContext,
    ) -> Result<ToolOutput, ErrorData> {
        let query = get_str(args, "query").unwrap_or_default();
        let result = crate::tool_defs::discover_tools(&query);
        Ok(ToolOutput::simple(result))
    }
}