Convai

Freemium

A tool for characters to have natural conversations in virtual worlds.

Convai is a specialized platform for creating intelligent characters capable of natural conversations within virtual environments. It provides tools for character crafting, real-time animation generation, and vision integration via APIs. The service is designed for game developers and virtual world creators who need to deploy responsive NPCs with long-term memory and custom knowledge bases across various scales of production (verified: 2026-01-29).

Jan 29, 2026
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Pricing: Freemium
Last verified: Jan 29, 2026
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Key facts

Pricing

Freemium

Use cases

Game developers creating non-player characters that respond to player speech with natural language and real-time animations (verified: 2026-01-29), Virtual world creators implementing vision-capable avatars that perceive and interact with their digital surroundings via APIs (verified: 2026-01-29), Application designers building conversational interfaces that require long-term memory and specific knowledge bank integration for consistency (verified: 2026-01-29)

Strengths

The platform provides server-based character animation generation and access to a cloud-rendered avatar studio for visual consistency (verified: 2026-01-29), Users can integrate vision abilities into characters through dedicated APIs and plugins to enable environmental awareness (verified: 2026-01-29), Developers can choose between core AI LLMs and high-quality third-party voices to customize the interaction experience (verified: 2026-01-29)

Limitations

Free tier users are restricted to a knowledge bank size of 1 MB and 100 interaction units per month (verified: 2026-01-29), Access to conversation evaluation and assessment tools requires a Business plan or a yearly subscription (verified: 2026-01-29)

Last verified

Jan 29, 2026

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Strengths

  • The platform provides server-based character animation generation and access to a cloud-rendered avatar studio for visual consistency (verified: 2026-01-29)
  • Users can integrate vision abilities into characters through dedicated APIs and plugins to enable environmental awareness (verified: 2026-01-29)
  • Developers can choose between core AI LLMs and high-quality third-party voices to customize the interaction experience (verified: 2026-01-29)

Limitations

  • Free tier users are restricted to a knowledge bank size of 1 MB and 100 interaction units per month (verified: 2026-01-29)
  • Access to conversation evaluation and assessment tools requires a Business plan or a yearly subscription (verified: 2026-01-29)

FAQ

What are the primary differences between the Free and Indie Dev plans for new developers?

The Free plan is designed for testing platform functionalities with a limit of 100 interactions and 1 MB of knowledge bank storage. The Indie Dev plan increases these limits to 3,000 interactions and 5 MB of storage, while adding character versioning and support for up to 10 monthly active end users (verified: 2026-01-29).

How does the platform handle character memory and knowledge storage for complex virtual world interactions?

Convai utilizes a Knowledge Bank system where storage capacity scales with the subscription tier, ranging from 1 MB on the Free plan to 300 MB on the Business plan. It also supports long-term memory features starting at the Professional tier to ensure characters maintain context over time (verified: 2026-01-29).

What visual and animation features are available for developers building characters in the cloud?

Developers have access to server-based character animation generation and a cloud-rendered avatar studio. Higher tiers, such as the Scale and Business plans, provide increased concurrency for these studios and include vision-based session concurrency to support multiple simultaneous users (verified: 2026-01-29).