⚡ Production-ready from day one

Conversational AI agents
that actually work

True multi-step reasoning with intelligent tool orchestration. Zero ceremony setup. Built-in resilience. Agent("name").run("query") — that's it.

Get Started ⭐ GitHub 📦 PyPI 📚 Docs

Get started in seconds

Install Cogency and build your first agent

example.py 
from cogency import Agent

agent = Agent("demo")
await agent.run_streaming("What's the weather in Tokyo and time there?")

# Live multi-step reasoning, tool use, and memory
# ────────── 🧠 Reasoning ──────────
# I need weather data and timezone info for Tokyo...
# ────────── ⚡ Acting ──────────
# Calling weather(city="Tokyo")...
$ pip install cogency

Built for Real Development

Tired of AI frameworks that break in production?

✗

The Problem

  • • Complex framework configuration
  • • Brittle tool chains that break
  • • Manual prompt engineering
  • • No production reliability
  • • Fixed response patterns
⚡

Cogency Solution

  • • Agent("name").run("query")
  • • Auto-discovery and intelligent selection
  • • Reasoning handled automatically
  • • Rate limiting, circuit breakers built-in
  • • Adaptive 1-10 step complexity
✓

The Result

  • • 5.76s avg response time
  • • Observable and debuggable
  • • LangGraph foundation
  • • Proper ReAct implementation
  • • Enterprise-grade metrics
5.76s
Avg Response
1-10
ReAct Steps
100%
Observable

Why developers choose Cogency

Developer experience meets powerful AI agents

Zero Config

Agents in 3 lines of code. No complex configurations, no verbose setup.

Auto-Discovery

Drop tools in /tools/ and they just work. Magic.

ReAct Streaming

Watch agents think in real-time with beautiful ReAct phases: 🧠 REASON → ⚡ ACT → 👀 OBSERVE → 💬 RESPOND

Multi-step Reasoning

Built-in plan → reason → act → reflect → respond loop.

Highly Extensible

Add new LLMs and tools easily. Build on solid foundations.

Production Ready

Battle-tested, reliable, and ready for your production workloads.