Agent Frameworks

Yao

Event-driven autonomous agents engine with proactive and self-scheduling capabilities.

Status
Generally available
Last checked
Checked · Oct 16, 2026
License
Open source
Pricing
Free tier · from $0
Visit Yao Compare with alternatives

What it is

Yao is an open-source engine for building autonomous agents that are event-driven, proactive, and capable of self-scheduling. It empowers developers to create intelligent systems that can operate autonomously in response to various events or conditions.

Yao stands out as an open-source solution for building autonomous agents that can act proactively and schedule tasks independently, offering developers a unique way to create intelligent systems.

When it fits — and when it doesn’t

A good fit for

  • Teams building event-driven systems where autonomy and proactivity are key requirements

  • Projects requiring intelligent automation without continuous human intervention

  • IoT developers looking to implement smart, self-managing devices or services

Look elsewhere if

  • Applications needing real-time data processing with strict latency requirements

  • Scenarios where the system must operate in a fully deterministic manner without autonomous decision-making

Known weaknesses

Each one links to the public issue, changelog or docs page it came from, where we have one.

  1. 01

    Limited language support

    Primary development is in Go, with limited official support for other languages.

  2. 02

    Complex setup and configuration

    Documentation lacks detailed step-by-step guides for setting up the environment from scratch.

  3. 03

    Immature API leading to frequent breaking changes

    Version history shows significant changes in APIs between minor releases, requiring substantial code adjustments.

What it does well

  • Event-driven architecture for autonomous operation

  • Proactive behavior enabling agents to act without direct user input

  • Self-scheduling capabilities for managing tasks and operations autonomously

Pricing

Free tier
YesOpen source — free to use
Paid from
$0
Model
Flat rate
Enterprise plan
No

Pricing not independently confirmed — check the vendor’s page.

Performance benchmarks

How Fast Is It?

Set up Yao

Setup steps, common gotchas and what to check after 30 days.

Open the setup guide →
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