# Docs ## Docs - [Introduction](https://docs.usesecond.com/introduction.md): Welcome to Second. the AI-first Infrastructure Platform that simplifies complex AI tasks. - [Getting started](https://docs.usesecond.com/fine-tuning/getting-started.md): Learn how to fine-tune large language models using Second - [Preparing datasets](https://docs.usesecond.com/fine-tuning/preparing-datasets.md): Learn how to prepare and format datasets for fine-tuning large language models with Second - [Choosing models](https://docs.usesecond.com/fine-tuning/choosing-models.md): Learn how to select the right model for fine-tuning with Second - [Magic Datasets](https://docs.usesecond.com/datasets/magic-datasets.md): Generate high-quality conversational datasets for fine-tuning large language models - [Overview](https://docs.usesecond.com/api-reference/openai-compatible.md) - [Completions](https://docs.usesecond.com/api-reference/endpoint/openai-completions-post.md) - [Overview](https://docs.usesecond.com/pricing/overview.md): Explore Second's flexible, usage-based pricing for AI-powered solutions ## OpenAPI Specs - [openapi](https://docs.usesecond.com/api-reference/openapi.json) ## Optional - [Community](https://discord.com/invite/BE5GRdG7xq)