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Understanding GPT-4: How to Access and Utilize OpenAI’s New AI Model

The realm of artificial intelligence (AI) has witnessed a monumental shift with OpenAI's introduction of GPT-4o, a revolutionary new model set to transform how humans interact with computers. The "o" stands for "omni," highlighting its extraordinary capability to seamlessly process and reason across audio, vision, and text in real-time.

Unveiling GPT-4o

GPT-4o stands as OpenAI's latest premier model, engineered to excel in multimodal reasoning involving audio, visual, and textual inputs.

image of GPT-4o model

This model surpasses its predecessors, such as GPT-3.5 and GPT-4, by offering enhanced performance, quicker response times, and superior abilities in content creation and comprehension across numerous languages and fields.

Its development aims to foster more cohesive and natural interactions between humans and computer systems, paving the way for applications ranging from chatbots to dynamic content generation and understanding.

Standout Features of GPT-4o

  1. Multimodal Integration: GPT-4o can process and generate content by simultaneously reasoning through audio, visual, and textual inputs, facilitating a comprehensive understanding of varied formats.
  2. Real-Time Responses: With response times as swift as 232 milliseconds for audio inputs, GPT-4o allows for interactions at near-human conversational speeds, greatly enhancing user experiences in time-sensitive applications.
  3. Superior Performance: The model meets or exceeds the capabilities of previous versions like GPT-4 Turbo, particularly in English and coding tasks. It also excels in multilingual processing, setting new benchmarks for global applications with significant advancements in audio and visual recognition.
  4. Advanced Vision and Audio Capabilities: GPT-4o boasts exceptional skill in interpreting visual and auditory data, crucial for tasks such as image and speech recognition and translation.
  5. Unified Training: Unlike its predecessors which utilized multi-stage pipelines, GPT-4o is trained end-to-end across text, vision, and audio inputs, preserving more contextual information and enhancing overall performance.
  6. Efficiency Gains: The model incorporates efficiency improvements at all levels, leading to faster processing times and reduced computational costs, making it more accessible and affordable for both developers and users.
  7. Enhanced Tokenization: Featuring a new tokenizer, GPT-4o reduces the number of tokens needed for text processing in various languages, improving efficiency and expanding language support.
  8. Safety Protocols: GPT-4o embeds robust safety measures to promote ethical use. These include filtering training data and post-training refinements to minimize risks associated with AI-generated content.

GPT 4o new feature: understand voice tone

Availability and Pricing of GPT-4o

Per OpenAI's announcement, GPT-4o is included in the ChatGPT free tier, with Plus users enjoying up to 5x higher message limits. Developers can access GPT-4o through the API, benefiting from its increased speed, affordability, and expanded capabilities. The model is notably 2x faster, half the price, and supports 5x higher rate limits compared to GPT-4 Turbo.

How to Access GPT-4o in ChatGPT: A Step-by-Step Guide

Leveraging advanced models like GPT-4o is essential for harnessing cutting-edge natural language processing advances. Here's how users can access GPT-4o through ChatGPT's different plans.

Exploring the Basics: ChatGPT Free Tier

For newcomers to AI-driven interactions, the ChatGPT Free Tier offers an introductory experience. Free-tier users have access to GPT-4o, though with a limited number of messages, which depends on current demand. When GPT-4o is unavailable, users revert to GPT-3.5.

Beyond basic GPT-4o access, Free tier users can engage in data analysis, file uploads, browsing, and exploring various GPT models. Although more restricted than higher tiers, the Free tier provides valuable insight into AI-powered conversation.

As of May 15th, GPT-4o isn't yet available on the ChatGPT website. Its release is anticipated in a forthcoming update.

Unlocking Advanced Features with ChatGPT Plus and Team

For those needing more extensive capabilities, ChatGPT Plus and Team subscriptions offer substantial upgrades. Subscribers can access both GPT-4 and GPT-4o, with higher usage limits than the Free tier.

As of May 13th, 2024, Plus users can send up to 80 messages every 3 hours with GPT-4o and 40 with GPT-4. These limits might adjust during peak periods to ensure broad accessibility. Plus subscribers enjoy enhanced messaging capabilities and access to advanced models.

ChatGPT Plus

In ChatGPT Team workspaces, message caps are even more generous, allowing for greater flexibility in collaborative projects.

ChatGPT Enterprise for Large Organizations

Catering to large enterprises, ChatGPT Enterprise offers a comprehensive solution. Although GPT-4o access is pending for Enterprise clients, this plan aims to provide unlimited, high-speed access to both GPT-4o and GPT-4.

ChatGPT enterprise Plan

New conversations in a ChatGPT Enterprise account default to GPT-4o, ensuring the latest natural language processing advancements. Enterprise subscribers benefit from enhanced security, longer context windows, and unlimited access to advanced tools like data analysis and customization.

For more details, refer to the following article:

Integrating GPT-4o with the API

For developers aiming to harness GPT-4o's capabilities, Apidog offers a comprehensive API management platform. To integrate GPT-4o, using the GPT-4o API is highly recommended. For more information about Apidog's API integration:


GPT-4o marks a milestone in AI development, offering unprecedented capabilities and versatility across audio, vision, and text modalities. As researchers delve deeper into its potential and address its limitations, GPT-4o is poised to redefine human-computer interaction and push the boundaries of artificial intelligence.

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