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Average Ratings 0 Ratings

Total
ease
features
design
support

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Write a Review

Description

21st is a development platform designed to help engineers quickly build and deploy AI agents inside their applications. The platform provides a specialized SDK that simplifies the process of defining agent behavior, integrating tools, and connecting AI models. Developers can create agents using familiar technologies such as Next.js, React, TypeScript, Python, and Node.js, making integration straightforward for modern applications. Once an agent is defined, the platform allows it to be deployed with a single command while automatically handling infrastructure requirements. 21st provides sandboxed execution environments through E2B sessions, ensuring that agent operations run securely and independently. The platform includes a ready-to-use chat interface component that can be embedded directly into an app for user interaction. Additional features include token streaming, conversation history, tool execution, and built-in observability for debugging and monitoring. Developers can replay sessions and trace tool calls to better understand how agents behave during execution. The system also supports spend limits, authentication controls, and rate limiting to manage AI usage across users. By combining development tools with managed infrastructure, 21st helps teams launch scalable AI agents without building complex backend systems.

Description

OpenComputer provides a cloud-based platform designed specifically for creating and launching TypeScript AI agents. Developers can customize the behavior of these agents, choose from various models and tools, and deploy them with features like persistent sessions, real-time data streaming, scheduled tasks, memory management, and version-controlled environments. Furthermore, the integration of APIs and service connections enables teams to seamlessly incorporate these agents into their applications and workflows, facilitating tasks like coding support and automated background processes. This flexibility allows for a diverse range of applications, enhancing productivity and efficiency in software development.

API Access

Has API No 

API Access

Has API Yes 

Screenshots View All

Screenshots View All

No images available

Integrations

GitHub No 
Gmail No 
Google Calendar No 
Google Workspace No 
Linear No 
Model Context Protocol (MCP) No 
React Yes 
Slack No 
Tailwind CSS Yes 
shadcn/ui Yes 

Integrations

GitHub Yes 
Gmail Yes 
Google Calendar Yes 
Google Workspace Yes 
Linear Yes 
Model Context Protocol (MCP) Yes 
React No 
Slack Yes 
Tailwind CSS No 
shadcn/ui No 

Pricing Details

Free
Free Trial No 
Free Version Yes 

Pricing Details

PAYG: machine time starts at $0.00315/min, billed per second; model calls are passed through at API rates. $10 credit to start; no monthly commitment. Pro is $20/month and Max $200/month, each prepaid as 10× usage credit. Enterprise pricing is custom.
Free Trial No 
Free Version No 

Deployment

Web-Based Yes 
On-Premises No 
iPhone App No 
iPad App No 
Android App No 
Windows No 
Mac No 
Linux No 
Chromebook No 

Deployment

Web-Based Yes 
On-Premises No 
iPhone App No 
iPad App No 
Android App No 
Windows No 
Mac No 
Linux No 
Chromebook No 

Customer Support

Business Hours No 
Live Rep (24/7) No 
Online Support Yes 

Customer Support

Business Hours No 
Live Rep (24/7) No 
Online Support No 

Types of Training

Training Docs Yes 
Webinars No 
Live Training (Online) No 
In Person No 

Types of Training

Training Docs No 
Webinars No 
Live Training (Online) No 
In Person No 

Vendor Details

Company Name

21st.dev

Website

21st.dev/

Vendor Details

Company Name

OpenComputer

Website

opencomputer.dev/

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