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What is R1 1776?

Perplexity AI has unveiled R1 1776 as an open-source large language model (LLM) constructed on the DeepSeek R1 framework, aimed at promoting transparency and facilitating collaborative endeavors in AI development. This release allows researchers and developers to delve into the model's architecture and source code, enabling them to refine and adapt it for various applications. Through the public availability of R1 1776, Perplexity AI aspires to stimulate innovation while maintaining ethical principles within the AI industry. This initiative not only empowers the community but also cultivates a culture of shared knowledge and accountability among those working in AI. Furthermore, it represents a significant step towards democratizing access to advanced AI technologies.

What is Open R1?

Open R1 is a community-driven, open-source project aimed at replicating the advanced AI capabilities of DeepSeek-R1 through transparent and accessible methodologies. Participants can delve into the Open R1 AI model or engage in a complimentary online conversation with DeepSeek R1 through the Open R1 platform. This project provides a meticulous implementation of DeepSeek-R1's reasoning-optimized training framework, including tools for GRPO training, SFT fine-tuning, and synthetic data generation, all released under the MIT license. While the foundational training dataset remains proprietary, Open R1 empowers users with an extensive array of resources to build and refine their own AI models, fostering increased customization and exploration within the realm of artificial intelligence. Furthermore, this collaborative environment encourages innovation and shared knowledge, paving the way for advancements in AI technology.

What is DeepSeek-V4?

DeepSeek-V4 is a cutting-edge open-source AI model built to deliver exceptional performance in reasoning, coding, and large-scale data processing. It supports an industry-leading one million token context window, allowing it to manage long documents and complex tasks efficiently. The model includes two variants: DeepSeek-V4-Pro, which offers 1.6 trillion parameters with 49 billion active for top-tier performance, and DeepSeek-V4-Flash, which provides a faster and more cost-effective alternative. DeepSeek-V4 introduces structural innovations such as token-wise compression and sparse attention, significantly reducing computational overhead while maintaining accuracy. It is designed with strong agentic capabilities, enabling seamless integration with AI agents and multi-step workflows. The model excels in domains such as mathematics, coding, and scientific reasoning, outperforming many open-source alternatives. It also supports flexible reasoning modes, allowing users to optimize for speed or depth depending on the task. DeepSeek-V4 is compatible with popular APIs, making it easy to integrate into existing systems. Its open-source nature allows developers to customize and scale it according to their needs. The model is already being used in advanced coding agents and automation workflows. It delivers a strong balance of performance, efficiency, and scalability for real-world applications. Overall, DeepSeek-V4 represents a major advancement in accessible, high-performance AI technology.

Media

Media

No images available

Media

Integrations Supported

DeepSeek
DeepSeek-V4-Flash
OpenClaw
Perplexity
Sonar
Together AI
ZooClaw

Integrations Supported

DeepSeek
DeepSeek-V4-Flash
OpenClaw
Perplexity
Sonar
Together AI
ZooClaw

Integrations Supported

DeepSeek
DeepSeek-V4-Flash
OpenClaw
Perplexity
Sonar
Together AI
ZooClaw

API Availability

Has API

API Availability

Has API

API Availability

Has API

Pricing Information

Free
Free Trial Offered?
Free Version

Pricing Information

Free
Free Trial Offered?
Free Version

Pricing Information

Free
Free Trial Offered?
Free Version

Supported Platforms

SaaS
Android
iPhone
iPad
Windows
Mac
On-Prem
Chromebook
Linux

Supported Platforms

SaaS
Android
iPhone
iPad
Windows
Mac
On-Prem
Chromebook
Linux

Supported Platforms

SaaS
Android
iPhone
iPad
Windows
Mac
On-Prem
Chromebook
Linux

Customer Service / Support

Standard Support
24 Hour Support
Web-Based Support

Customer Service / Support

Standard Support
24 Hour Support
Web-Based Support

Customer Service / Support

Standard Support
24 Hour Support
Web-Based Support

Training Options

Documentation Hub
Webinars
Online Training
On-Site Training

Training Options

Documentation Hub
Webinars
Online Training
On-Site Training

Training Options

Documentation Hub
Webinars
Online Training
On-Site Training

Company Facts

Organization Name

Perplexity AI

Date Founded

2022

Company Location

United States

Company Website

www.perplexity.ai/

Company Facts

Organization Name

Open R1

Date Founded

2025

Company Location

United Kingdom

Company Website

open-r1.com

Company Facts

Organization Name

DeepSeek

Date Founded

2023

Company Location

China

Company Website

deepseek.com

Categories and Features

Categories and Features

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