> ## Documentation Index
> Fetch the complete documentation index at: https://platform.stepfun.ai/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# Step Code Overview

Step Code is a terminal coding agent (CLI) from StepFun for reading and changing code, running commands, and completing software development tasks.

## Get Started

* [Quickstart](https://platform.stepfun.ai/docs/en/step-code/quickstart.md): install, sign in, and analyze a project file.
* [Updates](https://platform.stepfun.ai/docs/en/step-code/installation.md): update the program, choose a release, or uninstall.
* [Authentication and models](https://platform.stepfun.ai/docs/en/step-code/configuration/models.md): configure accounts, billing channels, and models.
* [API Quickstart](https://platform.stepfun.ai/docs/en/quickstart/overview.md): call the model API directly without Step Code.

## Usage and Projects

* [Common use cases](https://platform.stepfun.ai/docs/en/step-code/guides/use-cases.md): explore projects, implement features, fix bugs, add tests, and maintain documentation.
* [Interaction and task control](https://platform.stepfun.ai/docs/en/step-code/guides/interaction.md): plan tasks and manage goals or schedules.
* [Agents and subagents](https://platform.stepfun.ai/docs/en/step-code/customization/agents.md): delegate tasks and coordinate multiple agents.
* [Project instructions](https://platform.stepfun.ai/docs/en/step-code/customization/project-instructions.md): record team conventions and verification requirements.
* [Permissions and safety](https://platform.stepfun.ai/docs/en/step-code/guides/permissions.md): choose approval modes and review access boundaries.

## Reference & Support

* [CLI reference](https://platform.stepfun.ai/docs/en/step-code/reference/cli.md)

* [FAQ and troubleshooting](https://platform.stepfun.ai/docs/en/step-code/reference/faq.md)

* [Release notes](https://platform.stepfun.ai/docs/en/step-code/release-notes.md): review changes in each version.


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