Learn AI Free | Free.ai
Free AI courses, tutorials, and guides. Learn to use AI effectively.
Blog và hướng dẫnComment
Step-by-step guides, model comparisons, prompt engineering tips, và AI news.
Đọc blogTừ điển AI
Mỗi thuật ngữ AI được giải thích bằng ngôn ngữ đơn giản. LLM, tokens, suy luận, điều chỉnh, tích hợp, và nhiều hơn nữa.
Browse GlossaryTài liệu API
Thông tin tham khảo đầy đủ cho Free.ai REST API. Điểm kết thúc, xác thực, ví dụ mã, và SDK.
API DocsBắt đầu
- Tìm kiếm công cụ — Browse our 200+ AI tools covering chat, image generation, video, TTS, STT, music, code, translation, and more.
- Thử miễn phí — Every tool has a free daily limit. No sign-up required to start. Tạo tài khoản gives you 3x the free limit.
- Dùng API — Generate an API key to integrate AI into your own apps, scripts, and workflows.
- So sánh mẫu — Browse our model directory to find the best model for your use case — 346+ options.
Hướng dẫn phổ biến
- Cách sử dụng AI Chat — Multi-turn conversations with 346+ models
- Hướng dẫn tạo ảnh — Create images from text prompts
- Hướng dẫn chuyển văn bản sang nóiName — Convert text to natural speech
- Trợ lý mã hóa AI — Write and debug code with AI
- Translation Guide — Translate between 450+ languages
- API Quickstart — Make your first API call in 2 minutes
Nguồn khác
- Mô hình mã nguồn mở — All the models we use, with licenses and links
- Integrations — Connect Free.ai to Slack, Zapier, WordPress, and more
- AI Workflows — Chain tools together for multi-step automation
- Pricing — Free tier, Pro, and Enterprise plans
FAQ
The Learn page is your central hub for all Free.ai educational content including the blog with tutorials and model comparisons, the AI glossary with plain-language term definitions, API documentation with code examples, and getting started guides for every tool.
Start by browsing the 200+ AI tools to find what you need. Every tool has a free daily limit with no signup required. Creating a free account gives you 3x more daily tokens plus a 10K signup bonus. For developers, generate an API key to integrate AI into your own apps.
Yes. We have dedicated guides for AI Chat, image generation, text-to-speech, speech-to-text, the AI coding assistant, translation, and many more. Each guide explains how to use the tool effectively and get the best results.
Full API documentation is available at the API docs page. It covers all endpoints, authentication, request/response formats, code examples in Python, JavaScript, and cURL, and information about available models.
The AI Glossary is a comprehensive reference of AI and machine learning terms explained in plain language. It covers everything from basic concepts like tokens and prompts to advanced topics like embeddings and fine-tuning.
No. The web interface is designed for non-technical users. Just type your request and the AI responds. Technical users can use the API for programmatic access, but it is not required for any of the 200+ tools.
For general tasks, start with the free self-hosted models like Qwen 2.5 7B. For complex reasoning, use Qwen2.5-72B or premium models like GPT-4o. For code, use Qwen2.5-Coder-32B. Browse the model directory on the apps page to compare all 346+ options.
Yes. Our blog includes prompt engineering guides for different tools. General tips: be specific about what you want, provide context, specify the output format, and iterate on your prompts to improve results.
Yes. Visit the open-source page for a complete list of every self-hosted model with its license, use case, and link to the source code. All our models use permissive licenses -- Apache 2.0, MIT, or BSD.
The integrations page links to setup guides for Slack, WordPress, Zapier, the embeddable widget, the Chrome extension, and the bookmarklet. Each guide includes step-by-step instructions and code examples.
Tokens are the universal currency on Free.ai. One token roughly equals 4 characters of English text. Every tool costs tokens -- check the tokens page for a detailed breakdown of costs per tool and information about free daily limits.
We are building out community resources. Currently, the best way to get help is through our contact form, the blog comment sections, and the detailed documentation on each tool page.