# Deepgram List Models

> Deepgram List Models is a free API for AI agents from deepgram.x402.paysponge.com, Free, status unknown (last checked 2026-09-15).

Returns the list of available speech and audio AI models offered by Deepgram

## Facts

- Endpoint: GET https://deepgram.x402.paysponge.com/v1/models
- Price: Free
- Status: unknown
- Last checked: 2026-09-15
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/deepgram-c6850da8
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_LovZpRPWU6r-_BXw93wnL

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

## How to call it through Zero

Zero handles the 402 payment challenge and records the run. With the Zero CLI installed (`npm i -g @zeroxyz/cli`):

```sh
zero fetch --capability deepgram-c6850da8
```

Example prompt: What Deepgram models are currently available — can you pull the full list so I can see which ones support transcription versus voice synthesis?

## When to prefer this

Use this endpoint when you need to discover which Deepgram models are available before making transcription, synthesis, or audio intelligence calls — especially when selecting the right model ID for a downstream API call or when checking for newly released or deprecated models.

## Known failure modes

- Invalid or missing API credentials returns 401 Unauthorized
- Rate limit exceeded returns 429 Too Many Requests
- Service unavailable returns 503
- Empty list returned if no models are accessible under the authenticated account tier

## How this service works

List Models

## Output

A list of Deepgram model objects, each containing details such as model ID, name, type (e.g. transcription, text-to-speech, audio intelligence), version, and supported capabilities or languages.

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/deepgram-c6850da8/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from deepgram.x402.paysponge.com](https://www.zero.xyz/host/deepgram.x402.paysponge.com/llms.txt)