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

# Quickstart

> Make your first requests to the FelixFusion public API.

## 1. Get an API key

Create an API key from the application settings page:

<a href="https://app.felixfusion.aittings/api" className="button primary">Get API key</a>

## 2. Choose the base URL

Use:

```text theme={null}
https://api.felixfusion.ai
```

## 3. List datasets

```bash theme={null}
curl -H "x-api-key: YOUR_API_KEY" \
  "https://api.felixfusion.ai/v1/datasets?source=ercot"
```

## 4. Query a dataset

```bash theme={null}
curl -H "x-api-key: YOUR_API_KEY" \
  "https://api.felixfusion.ai/v1/datasets/ercot_load/query?start_time=2026-05-18T00:00:00Z&end_time=2026-05-18T12:00:00Z&page_size=100"
```

## 5. Explore pricing locations

```bash theme={null}
curl -H "x-api-key: YOUR_API_KEY" \
  "https://api.felixfusion.ai/v1/pricing_locations?isos=ercot&location_types=Trading%20Hub"
```

## 6. Pull a report

```bash theme={null}
curl -H "x-api-key: YOUR_API_KEY" \
  "https://api.felixfusion.ai/v1/reports/daily_peak/ercot?date=2026-05-18"
```

## Next steps

<CardGroup cols={2}>
  <Card title="API concepts" icon="lightbulb" href="/concepts/api-organization">
    Learn how the public API is structured before going deeper.
  </Card>

  <Card title="API reference" icon="terminal" href="/api-reference/authentication">
    Browse the endpoint reference and auth instructions.
  </Card>
</CardGroup>