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I found the Cheapest Method for Vibe Coding using GPT 5 mini and Grok Code Fast 1

#AI Tools
2025-10-31 20:478 min read

Content Introduction
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The video discusses affordable AI models for coding without compromising performance or quality. It introduces two recommended AI models: GPT5 Mini for planning and Grock Code Fast One for coding tasks. The speaker outlines the pricing and capabilities of each model, emphasizing GPT5 Mini's effectiveness for planning phases at a low cost of $0.04. The video details the process of project setup using Kilo Code, suggesting methods for generating code and documentation efficiently. The speaker also highlights the importance of creating detailed documentation to assist in future development. The video concludes with encouragement to use these methods to optimize coding work and a prompt to leave questions in the comments.

Key Information

  • The video discusses finding affordable AI models for coding without compromising performance.
  • It introduces two AI models: GPT5 Mini and Grock Code Fast One.
  • GPT5 Mini has a context window of 400,000, costing $0.25 per million input tokens and $2 per million output tokens but is better suited for planning rather than coding.
  • Grock Code Fast One is highlighted as a strong coding model, costing $0.20 per million input tokens and $150 per million output tokens, with a context window of 256,000.
  • To effectively use these models, the speaker suggests planning using GPT5 Mini and code implementation via Grock Code Fast One.
  • The speaker demonstrates setting up a project using Kilo Code for planning and coding tasks.
  • A detailed planning process includes creating documentation, feature lists, and implementation guides without initially writing code.
  • The speaker emphasizes the cost-effectiveness of the planning phase, which only cost $0.04.
  • The video highlights the importance of maintaining updated documentation throughout the development process.

Timeline Analysis

Content Keywords

GPT5 Mini

GPT5 Mini is an AI model with a 400,000 context window, costing $0.25 per million input tokens and $2 per million output tokens. It's recommended for planning tasks due to its excellent planning capabilities but not particularly strong in coding.

Grock Code Fast One

Crock Code Fast One is suggested as a coding model, praised for its coding performance and lower cost of $0.20 per million input tokens and $150 per million output tokens. It has a 256,000 context window and is one of the best AI models for coding.

Kilo Code

Kilo Code is a free tool for coding projects that users can employ for AI operations in coding. It's mentioned in the context of setting up the right environment for AI coding.

Open Router

Open Router allows users to connect their AI models, providing an API key after signing up. It is useful for beginners needing guidance on API usage.

Project Specification

Users should create detailed documentation, including features lists and implementation plans with code samples for guiding the development process. The planning phase is crucial for successful project execution.

Attendance Tracker Tool

The video discusses the development of an attendance tracker tool as an example project which requires integration with project management tools like Jira and Slack.

Cost of AI Models

The entire planning phase was completed at a cost of only $0.04 using GPT5 Mini, highlighting its cost-effectiveness in AI tasks.

AI Models Usage

The video emphasizes testing and using multiple AI models to find the best fit for various coding tasks, specifically recommending GPT5 Mini for planning and Grock Code Fast One for coding.

Related questions&answers

What are the two AI models recommended for coding?

The two AI models recommended for coding are GPT5 Mini and Grock Code Fast One.

What is the cost of using GPT5 Mini?

GPT5 Mini costs $0.25 per million input tokens and $2 per million output tokens.

What is the cost of using Grock Code Fast One?

Grock Code Fast One costs only $0.20 per million input tokens and $150 per million output tokens.

How does GPT5 Mini perform in coding tasks?

GPT5 Mini is not great for coding but is highly effective for planning.

What is the context window size for GPT5 Mini?

The context window size for GPT5 Mini is 400,000.

What is the context window size for Grock Code Fast One?

The context window size for Grock Code Fast One is 256,000.

Can I use open-source AI agents to write code?

Yes, you can use any open-source AI agents available to write code.

What tutorial or guides should I follow for using these AI models?

You should create detailed planning documents and an implementation plan with code samples for each feature you are developing.

What should I ensure before starting to use Kilo Code and GPT5 Mini?

Make sure that you have installed Kilo Code, logged in, and set it up as an API provider.

What's the first task to perform after creating the project?

The first task is to review the documents folder to understand what you are building.

How effective was the planning phase using GPT5 Mini?

The cost for the whole planning phase was only $0.04, which is considered mind-blowing.

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