# BlockRun.AI Token Market Rankings

> BlockRun.AI Token Market Rankings is a paid API for AI agents from blockrun.ai, paid per call via x402, $0.0075/call, status unknown (last checked 2026-09-15).

Returns a ranked list of cryptocurrency tokens sorted by market cap, trading volume, and price change metrics.

## Facts

- Endpoint: GET https://blockrun.ai/api/v1/surf/market/ranking
- Price: $0.0075/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-15
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/blockrun-ai-9ec10034
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_1V0m-Kzc-Zqgo-JA9I7OF

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 blockrun-ai-9ec10034
```

Example prompt: Show me the current crypto token rankings by market cap — I want to see which tokens are on top right now with their volume and price change.

## When to prefer this

Use this endpoint when you need a current snapshot of token market standings ranked by market cap, volume, or price change — ideal for building leaderboards, market dashboards, or identifying trending tokens without needing historical data.

## Known failure modes

- API key or payment failure returns 402 Payment Required
- Network timeout if market data feed is slow
- Empty or partial dataset if market data provider is unavailable
- Rate limiting if too many requests are made in quick succession

## How this service works

Pay for the outcome. One endpoint for every model, tool and data source an agent needs — each call priced before it runs, at the best value per dollar. 103 models and 100 data and tool APIs.

## Output

Returns a ranked list of cryptocurrency tokens with associated market data including market capitalization, trading volume, and percentage price change, structured as a data object.

## Example request

```json
{
 "input": {
  "body": {}
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/blockrun-ai-9ec10034/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from blockrun.ai](https://www.zero.xyz/host/blockrun.ai/llms.txt)