AI Tutorials & Guides
Hands-on tutorials: accessing models, migrating APIs, free SSL certificates, cost optimization.
As of 2026-09-07 · Source: HaiOK (haiokai.com) automated pipeline
Every guide assumes zero background and ends with a concrete next step you can take today.
- Start using AI in one afternoon (beginner) Writing
- How to choose an LLM API in 2026 Writing
- Migrate from OpenAI to DeepSeek API (code included) Writing
- Free SSL certificates: Let's Encrypt vs ZeroSSL vs GTS Planned
- Cut your LLM bill 80%: routing small/big models Planned
- Self-hosting vs API: a 12-month cost model Planned
- MCP quickstart for beginners Planned
FAQ
Where does this data come from?
From our automated pipeline pulling public sources daily (LiteLLM, OpenRouter, GitHub API). As of 2026-09-07.
Is this an official ranking?
No. Rankings are third-party references, not official. Prices are reference prices — always check official pages.
Reference price · Rankings are community references, not official rankings. Prices are reference prices with update timestamps.