Fay

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Fay is an open-source AI agent framework that connects digital humans and large language models to business systems. It supports various digital human models and LLMs, offering comprehensive application interfaces for diverse terminals.

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At a glance

Pricing

Open Source

Free tier

Yes

API

Yes

Skill level

Technical

About

What is Fay?

Fay is an open-source AI agent framework designed to bridge the gap between digital humans (2.5D, 3D, mobile, PC, web) or large language models (OpenAI compatible, DeepSeek) and business systems. It provides a stable and comprehensive solution for developing digital human applications, allowing for flexible integration of TTS, ASR, and various digital human models. Fay supports both server and standalone modes, offering features like multi-user concurrent access, text and voice interaction interfaces, digital human driving interfaces, and automatic broadcast capabilities. It also includes agent autonomous decision-making, adaptive memory, and a configuration management center, making it suitable for a wide range of applications from embedded devices to websites.

Best used for

Ideal for developers and data scientists who need to build and deploy digital human applications, integrate large language models with business systems, and manage complex AI agent interactions. Especially valuable for creating virtual assistants, automated broadcasters, and interactive digital experiences across various platforms.

Common actions

integrate AI agents

develop digital humans

manage LLM interactions

automate business systems

"AI Agents"github copilotlow-code/no-codeopen-sourceautomated workflowdeepfakeworkflowscollaborationface swapping

Capabilities

Key features

Full offline support
Real-time streaming
Flexible model integration
Multi-user concurrency
Agent autonomous decision-making
Adaptive memory
Configuration management

Target Audience

developerdata scientiststartup founder

Integrations

Not yet documented

Pricing & Plans

Open Source

Free

FAQs

What types of digital human models does Fay support?

Fay is designed to be highly adaptable, supporting various digital human models including 2.5D, 3D, mobile, PC, and web-based avatars. This flexibility allows users to integrate their preferred digital human technologies into the framework.

Can Fay be used completely offline?

Yes, Fay offers full offline support, which is a significant feature for applications requiring local processing or operating in environments with limited internet connectivity. This ensures continuous operation without reliance on external servers.

What kind of language models are compatible with Fay?

Fay is compatible with OpenAI-compatible large language models and also supports DeepSeek. This allows users to leverage a wide range of powerful LLMs for their agent's intelligence and conversational capabilities.

Does Fay support multi-user and concurrent access?

Yes, Fay is built to handle multi-user and multi-channel concurrent access. This makes it suitable for applications that need to serve multiple users simultaneously, such as customer service platforms or interactive public displays.

How does Fay manage agent decision-making and memory?

Fay incorporates agent autonomous decision-making capabilities and adaptive memory, inspired by projects like openclaw. This allows the agents to make informed choices and retain context across interactions, enhancing their intelligence and responsiveness.

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Subcategories trending in AI Agents & Automation

Chatbots & Conversational AI General-Purpose Agents Workflow Agents Personal Assistants RAG & Document AI Voice Agents

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Content & Design › 3D & Animation Coding & Development › Open Source & Models

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