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GPT- 4o vs GPT- 4.1( A Detailed Comparison)

May 9, 20254 Min Read
Written by Kiruthika
GPT- 4o vs GPT- 4.1( A Detailed Comparison) Hero

Artificial intelligence is advancing rapidly, and OpenAI remains at the forefront with its innovative models. In May 2024, OpenAI introduced GPT- 4o, a multimodal powerhouse capable of processing text, images, and audio. 

Less than a year later, on April 14, 2025, they unveiled GPT- 4.1, a model tailored for developers with a focus on coding and complex instruction-following. As businesses, developers, and enthusiasts explore these tools, understanding their differences is key to choosing the right one. 

This detailed comparison explores GPT- 4o and GPT- 4.1, covering their features, performance, costs, and ideal use cases. 

Overview of GPT-4o

GPT- 4o, released in May 2024, is a multimodal AI model that integrates text, image processing into a single, efficient system. Key features include:

  • Multimodal Capabilities: It handles text and images, enabling applications like real-time translation or image-based queries.
  • Speed and Efficiency: GPT- 4o responds almost as fast as a human, making it ideal for interactive tasks.
  • Multilingual Support: It performs well in over 50 languages, covering 97% of global speakers.
  • Benchmark Performance: It scored 88.7 on the Massive Multitask Language Understanding (MMLU) benchmark, compared to 86.5 for GPT- 4, and set records in audio and vision tasks.

GPT- 4o is available on platforms like ChatGPT, making it accessible for both developers and general users. Its unified architecture reduces costs compared to earlier models, and it’s well-suited for tasks requiring broad capabilities.

Overview of GPT- 4.1

Announced on April 14, 2025, GPT- 4.1 is a developer-focused model designed for coding and advanced instruction-following. It comes in three variants GPT- 4.1, GPT- 4.1 mini, and GPT- 4.1 nano—with the following highlights:

  • Coding Optimization: It excels in software engineering tasks, scoring 55% on SWE-Bench, a coding benchmark.
  • Large Context Window: Supports up to 1 million tokens, equivalent to about 750,000 words, ideal for processing large codebases or documents.
  • Instruction Following: Tuned for precision, it reliably follows complex instructions, making it suitable for AI agents and automation.
  • Developer Access: Available only via OpenAI’s API, not ChatGPT, targeting professional use cases.

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GPT- 4.1 builds on developer feedback, offering improvements in frontend coding, format adherence, and tool usage, with a knowledge cutoff of June 2024.

Key Differences Between GPT- 4o vs GPT- 4.1

The following table summarizes the main differences between GPT- 4o and GPT- 4.1 based on available information:

FeatureGPT- 4oGPT- 4.1

Release Date

May 2024

April 14, 2025

Performance

Strong in reasoning, multilingual tasks, and multimodal processing; 69% accuracy in verbal reasoning vs. GPT- 4 Turbo’s 50%.

Outperforms GPT- 4o in coding (55% on SWE-Bench), instruction-following, and long-context tasks.

Cost

Higher cost at median queries; no specific reduction noted.

26% less expensive than GPT- 4o; GPT-4.1 mini reduces costs by 83%.

Latency

Fast but higher latency than GPT- 4.1.

Reduced latency despite higher performance on benchmarks like MMLU.

Context Window

128K tokens, suitable for general tasks.

1 million tokens, ideal for large inputs like codebases.

Availability

Available on ChatGPT and other platforms.

API-only for developers; not in ChatGPT.

Multimodal Capabilities

Processes text, audio, and images seamlessly.

Focused on text and coding; multimodal features less emphasized.

Knowledge Cutoff

October 2023, with internet access for updates.

June 2024, with internet access.

Release Date

GPT- 4o

May 2024

GPT- 4.1

April 14, 2025

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Use Cases of GPT- 4o vs GPT- 4.1

GPT- 4o

  • Customer Service Chatbots: Its multilingual and multimodal capabilities make it ideal for interactive, real-time support (OpenAI Community).
  • Content Creation: Writers and marketers can use it to generate text, analyze images, or create audio-based content.
  • Real-Time Translation: Its strong performance in non-English languages supports translation apps or global communication tools.
  • General-Purpose AI: For users needing a flexible AI for varied tasks, GPT- 4o’s broad capabilities are a perfect fit.

GPT- 4.1

  • Software Development: Its coding prowess makes it ideal for writing, debugging, and optimizing code, especially in complex projects (TechCrunch).
  • AI Agents: GPT- 4.1’s instruction-following and long-context reasoning suit autonomous agents for tasks like automation or data analysis.
  • Large-Scale Document Processing: The 1 million token context window allows it to analyze or generate extensive texts, such as legal documents or technical manuals.
  • Cost-Sensitive Projects: The lower cost of GPT- 4.1 and its mini variant appeals to developers working within budget constraints.

Practical Considerations of GPT- 4o and GPT- 4.1

When choosing between GPT- 4o and GPT- 4.1, consider your project’s needs:

  • Technical Expertise: GPT- 4.1 requires API integration, which demands programming skills. GPT- 4o is more accessible via user-friendly platforms like ChatGPT.
  • Budget: GPT- 4.1’s cost savings make it appealing for high-volume or developer-focused tasks, while GPT- 4o’s pricing suits general use.
  • Task Specificity: If your work involves coding or large datasets, GPT- 4.1 is likely the better choice. For multimodal or general tasks, GPT- 4o is more versatile.

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What is the Future Outlook?

As AI evolves, models like GPT- 4.1 may become more accessible, potentially integrating into platforms like ChatGPT. OpenAI’s focus on developer feedback for GPT- 4.1 suggests a trend toward specialized models, while GPT- 4o’s broad capabilities indicate continued support for general-purpose AI. 

Keeping an eye on OpenAI’s announcements (OpenAI News) will help you stay updated on new features or pricing changes.

Conclusion

GPT- 4o and GPT- 4.1 are both remarkable AI models, but they serve different purposes. GPT- 4o, with its multimodal strengths, is ideal for general-purpose tasks like content creation, translation, or customer support. GPT- 4.1, with its coding focus, large context window, and cost efficiency, is a game-changer for developers tackling software engineering or complex automation. 

Your choice depends on whether you need a versatile, user-friendly AI or a specialized, developer-centric tool. As AI technology advances, understanding these nuances ensures you pick the right model for your goals.

Author-Kiruthika
Kiruthika

I'm an AI/ML engineer passionate about developing cutting-edge solutions. I specialize in machine learning techniques to solve complex problems and drive innovation through data-driven insights.

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