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Chat01.ai

Freemium

Unlimited GPT-5 Pro and o1 AI – Best ChatGPT Pro Alternative

AI ChatbotsFreemium
#youtube
Inputs: text, imageOutputs: text
Type
Saas
Company
Chat01.ai

About Chat01.ai

Chat01.ai provides a free, user-friendly online OpenAI01 chat interface for AI conversations. OpenAI 01 is a new series of AI models designed to spend more time thinking before responding, capable of reasoning through complex tasks and solving harder problems in science, coding, and math.

How to Use

Visit chat01.ai, select a model (e.g., o1-pro, GPT-4o), type your question, and click 'Get Answer'. You receive 2 free credits daily, with options to earn more or subscribe for increased usage.

Key Features

  • Free OpenAI 01 access
  • Multiple AI models (o1, o1-mini, GPT-4o, o1-pro)
  • Reasoning through complex tasks
  • Image and file analysis (GPT-4o)
  • Internet search capabilities (GPT-4o)
  • Python programming automation (GPT-4o)

Use Cases

  • Answering complex questions in science, coding, and math
  • Annotating cell sequencing data in healthcare research
  • Generating complex mathematical formulas for quantum optics
  • Building and executing multi-step workflows in development fields
  • Summarizing PDF files
  • Estimating calories in food images
  • Generating images based on requirements
  • Generating a PDF resume or analyzing data in CSV files

Key Features

Free OpenAI 01 access
Multiple AI models (o1, o1-mini, GPT-4o, o1-pro)
Reasoning through complex tasks
Image and file analysis (GPT-4o)
Internet search capabilities (GPT-4o)
Python programming automation (GPT-4o)

Pros & Cons

Pros
  • Free tier available with 2 daily credits
  • Access to cutting-edge GPT-5 Pro and OpenAI o1 reasoning models
  • Pay-as-you-go option with permanent credits (never expire)
  • Supports multiple input types: text, images, and files
  • Invite system to earn extra free credits
  • Higher reasoning capability compared to standard GPT models
Cons
  • Very limited free usage: 2 credits per day, 1 question per minute
  • Advanced models (pro series) require paid subscription or credits
  • Some features (Q&A hiding, continued asking) locked behind invites
  • No explicit image generation capabilities confirmed outside GPT-4o

Best For

Answering complex questions in science, coding, and mathAnnotating cell sequencing data in healthcare researchGenerating complex mathematical formulas for quantum opticsBuilding and executing multi-step workflows in development fieldsSummarizing PDF filesEstimating calories in food imagesGenerating images based on requirementsGenerating a PDF resume or analyzing data in CSV files

Alternatives to Chat01.ai

FAQ

Is Chat01 free?
Yes, Chat01 offers free usage with some limitations: you receive 2 free credits daily, you can earn 10 credits by inviting other users, and various paid plans are available for increased usage.
What's the difference between Daily Credits and Permanent Credits?
Daily Credits reset at UTC 0:00 every day based on your user level. Permanent Credits do not reset and are valid indefinitely.
How can I contact you?
You can reach us via email at [email protected] or Telegram @chat01_ai.
What models are available?
Chat01 offers GPT-5 thinking and pro models (gpt-5-6-thinking, gpt-5-5-thinking, gpt-5-4-thinking, gpt-5-5, gpt-5-6-pro, gpt-5-5-pro, gpt-5-4-pro, research) as well as o1 vision and o1-pro models.