# Agents by AI Waves vs Haystack — Fit & Features

Canonical: https://trutool.co/compare/agents-by-ai-waves-vs-haystack
Author: Snehil (https://trutool.co/authors/snehil)

Compare Agents by AI Waves and Haystack by use case, features, limitations, and evaluation questions.

## Compare fit, features, and limitations

### Agents by AI Waves
An Open-source Framework for Data-centric, Self-evolving Autonomous Language Agents.
Best fit: People and teams evaluating ai agent frameworks for a specific workflow.
- Data workflows
Before you choose: Test a representative task, inspect outputs, and confirm integrations, permissions, data handling, licensing, and current costs.
Pricing: https://github.com/pricing
- [Read Agents by AI Waves profile](https://trutool.co/tools/agents-by-ai-waves): Read Agents by AI Waves profile

### Haystack
Framework for retrieval-augmented generation and AI agent pipelines.
Best fit: Developers building and evaluating custom agents.
- Framework for retrieval-augmented generation and AI agent pipelines
Before you choose: Check licensing, maintenance status, supported providers, and hosting or inference costs.
Pricing: https://haystack.deepset.ai/
- [Read Haystack profile](https://trutool.co/tools/haystack): Read Haystack profile