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

# Overview

Klavis API is built on REST principles. We enforce HTTPS in every request to improve data security, integrity, and privacy. The API does not support HTTP.

## API Structure

**Server:** `https://api.klavis.ai`

<CardGroup cols={2}>
  <Card title="Sandbox API" icon="box" href="/api-reference/sandbox/create">
    Use the Sandbox API to manage isolated MCP sandbox environments for LLM training and evaluation. Handles account pooling, state initialization, export, and teardown for reproducible AI workflows.
  </Card>

  <Card title="Local Sandbox API" icon="cube" href="/api-reference/local-sandbox/acquire">
    Use the Local Sandbox API to manage k8s-pod local sandboxes for filesystem, terminal, browser, and document workflows during agent training and evaluation.
  </Card>

  <Card title="Universe API" icon="globe" href="/api-reference/universe/list-universes">
    Use the Universe API to acquire benchmark task environments and verify task completion for end-to-end agentic evaluation.
  </Card>

  <Card title="Strata API" icon="layer-group" href="/api-reference/strata/create">
    Use the Strata API to manage the unified MCP server that guides AI agents to use tools progressively. Solves tool overload, context limits, and coverage gaps for reliable agentic workflows.
  </Card>

  <Card title="Single Integration API" icon="server" href="/api-reference/mcp-server/create-a-server-instance">
    Use the Single Integration API to manage individual MCP server instances. This allows you to provision and control specific tool integrations one by one.
  </Card>

  <Card title="User API" icon="users" href="/api-reference/user/get-user">
    Use the User API to manage users within your organization. This includes retrieving user details, managing user-specific integrations, and handling user deletion.
  </Card>

  <Card title="OAuth API" icon="key" href="/api-reference/oauth/airtable-oauth/authorize-airtable">
    Use the OAuth API to handle authentication flows for your integrations. This covers the authorization processes required to connect third-party services securely.
  </Card>

  <Card title="White Label API" icon="tag" href="/api-reference/white-labeling/create">
    Use the White Label API to manage white-label configurations, allowing you to present integrations under your own branding.
  </Card>
</CardGroup>

## Response codes

Klavis uses standard HTTP codes to indicate the success or failure of your requests.

In general, 2xx HTTP codes correspond to success, 4xx codes are for user-related failures, and 5xx codes are for infrastructure issues.

| Status | Description                             |
| ------ | --------------------------------------- |
| 200    | Successful request.                     |
| 400    | Check that the parameters were correct. |
| 401    | The API key used was missing.           |
| 403    | The API key used was invalid.           |
| 404    | The resource was not found.             |
| 429    | The rate limit was exceeded.            |
| 5xx    | Indicates an error with Klavis servers. |

Check Error Codes for a comprehensive breakdown of all possible API errors.