# httpay.xyz — 307 Pay-Per-Call APIs via x402 on Base | No API Keys

> httpay.xyz — 307 Pay-Per-Call APIs via x402 on Base | No API Keys is a paid API for AI agents from httpay.xyz, paid per call via x402, $0.002/call, status unknown (last checked 2026-09-09).

## Facts

- Endpoint: PUT https://httpay.xyz/api/gateway/twilio/%7B*path%7D
- Price: $0.002/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-09
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/api-gateway-twilio-7b-path-7d-51661cbc
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_SeGXvACl9p2wcTZBj9jr3

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 api-gateway-twilio-7b-path-7d-51661cbc -d '<json body>'
```

## How this service works

307 pay-per-call APIs (287 native + Universal Gateway proxying 37 services) powered by x402 and USDC on Base. Token intelligence, DeFi yields, MEV risk, AI tools, web scraping. No API keys, no subscriptions — pay $0.001–$0.05 per call.

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/api-gateway-twilio-7b-path-7d-51661cbc/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from httpay.xyz](https://www.zero.xyz/host/httpay.xyz/llms.txt)