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

# Introduction

> CosVec API reference for structured legal data, search, and agent retrieval workflows.

## API overview

CosVec exposes structured legal data through APIs designed for AI agents and API-first products. Use the API to retrieve legal entities, search across juridical context, traverse relationships, and reason over time-aware legal information.

<CardGroup cols={2}>
  <Card title="Semantic Search" icon="magnifying-glass" href="/en/platform/api-reference/introduction">
    Retrieve relevant legal context from natural-language intent.
  </Card>

  <Card title="Graph Search" icon="diagram-project" href="/en/platform/api-reference/introduction">
    Explore relationships between entities, documents, actors, and events.
  </Card>

  <Card title="Temporal Search" icon="clock" href="/en/platform/api-reference/introduction">
    Query legal context across time windows and evolving records.
  </Card>

  <Card title="Authorization" icon="key" href="/en/platform/api-reference/authorization">
    Authenticate requests with API credentials issued by CosVec.
  </Card>
</CardGroup>

## Authentication

API requests are authenticated with bearer tokens.

```http theme={null}
Authorization: Bearer <COSVEC_API_KEY>
```