# Messari Crypto Asset Mindshare Gainers (24h)

> Messari Crypto Asset Mindshare Gainers (24h) is a paid API for AI agents from api.messari.io, paid per call via x402, $0.35/call, status unknown (last checked 2026-10-13).

Returns a ranked list of top cryptocurrency assets that have gained the most mindshare over the past 24 hours, reflecting trending attention and momentum.

## Facts

- Endpoint: GET https://api.messari.io/signal/v1/assets/mindshare-gainers-24h?utm_source=zero.xyz
- Price: $0.35/call
- Payment: x402
- Status: unknown
- Last checked: 2026-10-13
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/messari-7f7bff4a
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_9fGjL8o-N3qK3r_69gZ7V

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 messari-7f7bff4a
```

Example prompt: Show me the top 20 crypto assets that have gained the most mindshare in the last 24 hours using Messari's mindshare gainers data — I want to see which projects are suddenly trending.

## When to prefer this

Choose this endpoint when you need to identify which crypto assets are rapidly gaining mindshare or social attention in the past 24 hours. Prefer this over general asset listings or price-based endpoints when the goal is trend discovery and narrative momentum rather than price performance or fundamentals. Ideal for surfacing emerging crypto narratives and projects gaining outsized attention in near real-time.

## Known failure modes

- Invalid page or limit parameter (e.g. page < 1 or limit < 1) returns a 400 Bad Request
- Payment not provided or insufficient USDC balance returns a 402 Payment Required
- API key or x402 authentication failure returns a 401 Unauthorized
- No data available for current 24h window may return empty result set
- Rate limiting may return 429 Too Many Requests

## How this service works

Get top crypto asset mindshare gainers over the last 24 hours.

## Output

A paginated list of cryptocurrency assets ranked by 24-hour mindshare gain, including asset identifiers (name, slug), mindshare scores, and momentum context indicating which projects are gaining outsized attention.

## Example request

```json
{
 "page": 1,
 "limit": 20
}
```

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "properties": {
  "page": {
   "type": "integer",
   "minimum": 1
  },
  "limit": {
   "type": "integer",
   "minimum": 1
  }
 }
}
```

## Response schema (JSON Schema)

```json
{
 "example": {
  "data": [
   {
    "id": "bitcoin",
    "name": "Bitcoin",
    "rank": 1,
    "symbol": "BTC",
    "momentumScore": 0.49,
    "sentimentScore": 0.66,
    "mindshareChange": 1.7
   }
  ]
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/messari-7f7bff4a/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from api.messari.io](https://www.zero.xyz/host/api.messari.io/llms.txt)