echo-core

Core traits and types for the echo-agent framework.

Quickstart

Add to your Cargo.toml:

[dependencies]
echo_core = "0.1"

Use the prelude to import all core traits:

use echo_core::prelude::*;
use echo_core::error::AgentError;

// Implement the Agent trait
struct MyAgent;
impl Agent for MyAgent {
    fn name(&self) -> &str { "my-agent" }
}

Contents

• Agent traits: Agent, ReActAgent, SubAgent
• LLM abstractions: LlmClient, ChatRequest, ChatResponse, TokenUsage
• Tool system: Tool, TypedTool, ToolResult, ToolPermission
• Error handling: AgentError, unified error types
• Guard system: Content filtering traits (Guard, GuardResult)
• Retry: RetryPolicy with exponential backoff
• Project rules: .claude/rules parsing

Feature Flags

License

MIT