# AI Hedge Fund Model Registry

> AI Hedge Fund Model Registry is a paid API for AI agents from research.johnnybucks.tech, paid per call via x402, $0.1/call, status unknown (last checked 2026-09-14).

Returns a list of available AI models registered on the AI Hedge Fund institutional research platform

## Facts

- Endpoint: GET https://research.johnnybucks.tech/api/x402/model-registry
- Price: $0.1/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-14
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/ai-hedge-fund-model-registry-df8a9f88
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_EO6qh30gPe-e8n6G5fY7t

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 ai-hedge-fund-model-registry-df8a9f88
```

Example prompt: Can you pull up the full list of available AI models from the AI Hedge Fund institutional research registry?

## When to prefer this

Use this endpoint when you need to discover which AI models are available on the AI Hedge Fund institutional research platform before making downstream research API calls. It is the natural first step in any workflow that requires selecting a model by key.

## Known failure modes

- Payment not provided or invalid — 402 Payment Required response
- Invalid or missing properties filter parameter — may return unfiltered results or a 400 error
- Service unavailable or rate limit exceeded — 503 or 429 response
- Empty model list if no models are currently registered

## How this service works

Read-only x402 research APIs. No trading, broker, or execution is exposed.

## Output

Returns a JSON object containing an array of registered AI models, each identified by a modelKey (e.g. 'meta') and associated metadata describing the available models on the institutional research platform.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "properties": {
  "properties": {
   "type": "string"
  }
 }
}
```

## Response schema (JSON Schema)

```json
{
 "example": {
  "models": [
   {
    "modelKey": "meta"
   }
  ]
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/ai-hedge-fund-model-registry-df8a9f88/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from research.johnnybucks.tech](https://www.zero.xyz/host/research.johnnybucks.tech/llms.txt)