# BaseBuilder DeFi DEX Trending Tokens

> BaseBuilder DeFi DEX Trending Tokens is a paid API for AI agents from bb-defi.vercel.app, paid per call via x402, $0.114175/call, status unknown (last checked 2026-09-14).

Returns trending tokens or pools on decentralized exchanges (DEX) on the Base blockchain network

## Facts

- Endpoint: POST https://bb-defi.vercel.app/api/dex/trending
- Price: $0.114175/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-14
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/basebuilder-defi-dex-trending-tokens-9d63d453
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_i1wZCoMnmWJ-CD_NpX1tJ

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 basebuilder-defi-dex-trending-tokens-9d63d453 -d '<json body>'
```

Example prompt: What tokens are trending right now on decentralized exchanges on the Base blockchain? Show me the top 10 by volume or momentum.

## When to prefer this

Choose this endpoint when you need real-time trending token data specifically on the Base blockchain's decentralized exchanges. Prefer this over generic crypto market APIs when your use case is Base-native DeFi activity, on-chain trading momentum, or building Base ecosystem tooling. It is part of a 22-endpoint DeFi hub, so it complements other BaseBuilder endpoints for comprehensive on-chain analytics.

## Known failure modes

- No trending data available if DEX activity is low — returns empty list
- Invalid filter parameters may return 400 error
- Service unavailable on Vercel cold start — returns 503 or timeout
- Payment not processed correctly via x402 protocol — returns 402
- Rate limiting if called too frequently without proper payment

## How this service works

BaseBuilder Defi API hub - 22 paid endpoints

## Output

A ranked list of trending tokens or trading pairs on Base DEX platforms, likely including token names/addresses, trading volume, price change percentages, liquidity metrics, and momentum indicators over a recent time window.

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/basebuilder-defi-dex-trending-tokens-9d63d453/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from bb-defi.vercel.app](https://www.zero.xyz/host/bb-defi.vercel.app/llms.txt)