Convai

Convai is a platform for game developers to create intelligent, 3D-aware AI characters. It enables NPCs to interact with players through natural...

Bring game characters to life with conversational AI that perceives, acts, and role-plays in real-time.

Integrate spatially-aware, multimodal NPCs into Unreal Engine and Unity with no-code tools and developer APIs.

Try Convai Free

Free Plan Pro from$125/mo

Unreal PluginUnity PluginNo-Code EditorDeveloper APIsMultimodal AI

8.9 Zekai

Intelligent NPCs Made Easy

AI for Gaming & Metaverse Development

Ease of Use

9.3

Accuracy

8.8

Value

8.0

Time Saving

9.5

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⚡ Quick answer

For Gaming & Game Development, Convai is a leading choice for creating intelligent, conversational AI characters. It provides plugins for major engines like Unreal and Unity, allowing developers to build NPCs with multimodal perception and spatial awareness. This enables the creation of deeply interactive and immersive game worlds.

CategoryConversational AI for Games

Best ForDevelopers using Unreal or Unity

Price From$0

FreeYes

DifferentiatorSpatially-aware characters with multimodal perception.

ProofNative plugins for Unreal Engine and Unity.

Rating4.5

📖 About Convai

Convai is a platform for game developers to create intelligent, 3D-aware AI characters. It enables NPCs to interact with players through natural language, perceive their surroundings, and perform context-aware actions, enriching virtual worlds and gaming experiences.

How It Works

Your workflow, automated

1

Craft Character Mind

Use the browser-based, no-code tools to define your character's personality, backstory, and knowledge base.

2

Embody The Mind

Link the AI brain to an avatar in your project using Convai's Unity or Unreal Engine plugins.

3

Deploy and Interact

Deploy the character into your custom environment and allow players to have real-time, natural language interactions.

Real Impact

Before & After

❌ Before

NPCs feel static and scripted, breaking player immersion.

Limited player interaction

✅ After

Characters are dynamic, responsive, and drive the narrative.

Emergent gameplay

Social Proof

Trusted by professionals

Ease of Use

9.3

Accuracy

8.8

Value

8.0

Time Saving

9.5

"The Unreal Engine plugin is a game-changer. We had a prototype with a talking, pathfinding NPC in an afternoon. This saves us months of R&D."

David C., Lead Gameplay Programmer · June 2026

"Being able to give my characters a 'knowledge bank' and then just talk to them in-engine is incredible for iteration. The role-playing ability is surprisingly robust."

Maria F., Narrative Designer · May 2026

"It's powerful, but you have to be mindful that all conversations are hitting an external server. For my project, the occasional slight latency is an acceptable trade-off, but it's a factor to consider."

Ken J., Indie Developer · June 2026

"Perfect for our XR training sim. The multimodal perception means the AI trainer can comment on what you're looking at. It feels like magic to our clients."

Chloe T., XR Developer · April 2026

Connects With

Works with your existing stack

Unreal Engine Unity 3JS Open APIs

Setup complexity: Moderate

Convai is a platform for game developers to create intelligent, 3D-aware AI characters. It enables NPCs to interact with players through natural language, perceive their surroundings, and perform context-aware actions, enriching virtual worlds and gaming experiences.

Who It's For

Why Gaming & Metaverse Development choose this tool

🎯

Built for

It's best for developers looking to rapidly prototype and deploy intelligent, conversational NPCs with complex environmental awareness in 3D games.

In-Depth Overview

For game developers, creating believable non-player characters (NPCs) is a constant challenge. Static, scripted characters can break immersion and feel lifeless. Convai directly addresses this by providing a platform to build dynamic, conversational AI characters with spatial intelligence. The key advantage is its dual-pronged approach. For narrative designers and rapid prototypers, the 'no-code creation tools' allow you to craft a character's mind and knowledge base directly in a browser. For developers, Convai provides robust plugins for Unreal Engine and Unity, plus open APIs, ensuring seamless integration into professional development pipelines. This isn't just about dialogue; Convai's AI features 'multimodal perception,' meaning characters can see and hear their surroundings, then respond with appropriate actions and gestures. This ability to create 'spatially 3D aware characters' that can role-play and drive narratives makes it a powerful tool for building the next generation of interactive entertainment.

Key Use Cases

✍️

Craft Dynamic Storylines with Reactive NPCs

Narrative Designer

Use the no-code tools to design characters with unique backstories and knowledge bases, creating NPCs that can role-play and guide players through quests.

Deeper player immersion

💻

Integrate Intelligent Characters in Hours, Not Months

Game Developer

Leverage the Unreal Engine or Unity plugins to quickly add Convai's AI agents to existing projects, using open APIs for custom behaviors and actions.

Drastically reduced AI dev time

🥽

Build Realistic Training Simulations

XR Training Specialist

Populate virtual training environments with AI avatars that can simulate real-world conversations and scenarios for corporate learning or brand marketing.

More effective training outcomes

✓ Pros

Creates lifelike NPCs with natural language and voice interaction.

Direct, well-documented integration with major game engines (Unreal, Unity).

Supports both no-code creators and developers with a flexible platform.

Enables characters with spatial awareness for more realistic interactions.

Features a 'Knowledge bank' for creating narrative-driven characters.

· Cons

Pricing details are not on the homepage, requiring a click-through.

Relies on an external, cloud-based platform for AI processing.

Real-time interaction may be subject to internet latency.

Character intelligence is limited to the knowledge provided.

⚡ Editorial Verdict

Convai offers a remarkably powerful and accessible platform for creating dynamic NPCs, bridging the gap between no-code creators and hardcore developers. Its engine plugins are a massive time-saver. The main trade-off is the reliance on a third-party service for core character intelligence, which may be a consideration for large-scale projects with specific performance or security needs.

Questions & Answers

Frequently asked questions

What is the best AI tool for creating interactive NPCs in Unreal Engine? +

Convai is a top choice for Unreal Engine developers. It provides a dedicated plugin that allows you to integrate conversational, spatially-aware AI characters directly into your UE projects, enabling complex interactions and behaviors.

How can I add conversational AI to my Unity game? +

You can add conversational AI to a Unity game using Convai's dedicated Unity plugin. The platform provides the tools to design the character's intelligence and the plugin to connect it to your avatar within the Unity environment.

Which AI platform allows characters to have spatial awareness? +

Convai is designed to create 'spatially 3D aware characters'. Its AI agents have multimodal perception, allowing them to 'see and hear' their surroundings and respond with contextually appropriate actions within the game world.

Are there any no-code tools for designing AI game characters? +

Yes, Convai offers no-code creation tools directly in the browser. This allows creators and designers to craft a character's mind, personality, and knowledge base without writing any code.

Can I create AI avatars for XR training simulations? +

Absolutely. Convai is explicitly designed for creating embodied AI avatars for XR training simulations, social virtual worlds, and brand marketing experiences, allowing for realistic role-play and interaction.

What is Convai and how does it work for game development? +

Convai is a platform that provides conversational AI for virtual worlds. For game developers, it works by letting you design an AI character's mind and then deploy it in your game using plugins for engines like Unity and Unreal, enabling lifelike NPCs.

Last reviewed: Reviewed June 2026 — Assessed no-code editor, Unreal Engine plugin documentation, and multimodal perception claims.

Plans & Pricing