DeepSeek R1 vs. OpenAI o1: The Free Coding King? [2025 Review]

DeepSeek R1 vs OpenAI: Discover why this free AI model is crushing benchmarks and slashing API costs for developers in 2025

Illustration of DeepSeek R1 compared to OpenAI o1 showing massive cost savings and coding efficiency
Is the "Chinese ChatGPT" actually better than the $20/month model you're using? Let's look at the math, the benchmarks, and the vibe.

If you felt a disturbance in the force last week, it wasn't just your Wi-Fi acting up. It was the sound of Nvidia's stock dropping because a small Chinese lab just released an AI model that rivals GPT-4—and they're giving it away for free.

Enter DeepSeek R1.

It’s currently #1 on the App Store. It’s significantly cheaper than OpenAI. And for developers practicing the art of vibe coding, it might just be the holy grail.

But is it safe? Is it actually smart? Or is this just another hype cycle? Let’s dive in.


What is DeepSeek R1? (And Why Should You Care?)

DeepSeek R1 isn't just another chatbot. It's a reasoning model (similar to OpenAI’s o1 or "Strawberry"). This means when you ask it a complex math problem or a tricky coding question, it doesn't just guess the next word—it "thinks" (Chain of Thought) before it answers.

But here’s the kicker: Efficiency.

DeepSeek claims to have trained this beast using less than 10% of the compute power OpenAI uses.

  • OpenAI o1: Uses massive, expensive clusters.
  • DeepSeek R1: Uses a "Mixture-of-Experts" (MoE) architecture that only activates the necessary parts of the brain for each task.

The result? A model that is faster, cheaper, and arguably smarter at code generation.


DeepSeek R1 vs. OpenAI o1: The Showdown

Let’s get straight to the numbers. If you are looking at slashing API costs, this table will make you weep tears of joy.

FeatureOpenAI o1 (Preview)DeepSeek R1The Winner
Cost (Input)$15.00 / 1M tokens$0.14 / 1M tokensDeepSeek (100x cheaper)
Cost (Output)$60.00 / 1M tokens$0.28 / 1M tokensDeepSeek (200x cheaper)
Math Score (AIME)79.2%79.8%Tie
Coding (Codeforces)96.3%96.3%Tie
CensorshipHigh (Safety Rails)Low (Open Weights)DeepSeek (for freedom)
PrivacyEnterprise GradeQuestionable (Servers in China)OpenAI

(Source: DeepSeek GitHub Benchmarks)

"It costs $0.28 to do what OpenAI charges $60 for. That isn't competition; that's a massacre."


The Elephant in the Room: Is DeepSeek Safe?

You’re probably thinking: "It's from China. Is it spying on my code?"

This is a valid concern. DeepSeek is compliant with Chinese regulations. If you use their web chat or API, your data is technically processed on their servers.

However, there is a loophole.

Because DeepSeek R1 is Open Source (MIT License), you can download the weights and run it locally (or on a private cloud).

  • Paranoid? Run it on your own metal using Ollama.
  • Budget-conscious? Use their API but sanitize your PII (Personally Identifiable Information) first.

If you are working on classified government tech, stick to Azure OpenAI. If you are building a Top 10 Metaverse Game for 2026, DeepSeek is likely fine.


How to Vibe Code with DeepSeek (For Free)

For those of us obsessed with vibe coding—where you describe the app and the AI writes the code—DeepSeek is a game changer because of its massive context window and reasoning capabilities.

Here is the 3-step setup:

  1. Download Ollama: Go to ollama.com and install it.
  2. Pull the Model: Open your terminal and type: ollama run deepseek-r1
  3. Connect to Editor: Use a plugin like "Continue" in VS Code or Cursor, and point it to your local localhost.

Now you have a GPT-4 class coding assistant running on your laptop, offline, for free.


Conclusion: The King is Dead?

DeepSeek R1 hasn't killed OpenAI yet—ChatGPT still has the best UX and voice mode. But for developersstudents, and power users, the gap has closed.

When you can get autonomous AI agents running for pennies on the dollar, loyalty to a $20/month subscription starts to fade.

My advice? Cancel your Plus subscription for one month. Try DeepSeek. If you survive, you just saved yourself $240 a year.


Frequently Asked Questions (FAQs)

1. Is DeepSeek R1 better than ChatGPT? For coding and math, yes, it often matches or beats GPT-4o. For creative writing or cultural nuance, ChatGPT is still superior.

2. Can I use DeepSeek for commercial projects? Yes, the model is MIT licensed, meaning you can use it freely for commercial applications.

3. Why is DeepSeek so cheap? They optimized the architecture (Mixture-of-Experts) to use fewer chips, drastically lowering the electricity and hardware cost to run it.

4. Does it work with image generation like Nano Banana? No, DeepSeek R1 is text-only. For images, check out my guide on Nano Banana Tips.

About the Author

Amila Udara — Developer, creator, and founder of Bachynski. I write about Flutter, Python, and AI tools that help developers and creators work smarter. I also explore how technology, marketing, and creativity intersect to shape the modern Creator Ec…

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