# Services from pplx.x402.paysponge.com on Zero

> pplx.x402.paysponge.com serves 4 paid API services for AI agents, indexed by Zero. Each is callable per call with payment handled by Zero.

Canonical page: https://www.zero.xyz/host/pplx.x402.paysponge.com
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/pplx.x402.paysponge.com/health.json

## Services

- [Perplexity Web Search](https://www.zero.xyz/c/perplexity-web-search-75e58732/llms.txt): $0.01/call via x402, rated 4.0/5 (1 review). Search the web and retrieve relevant page contents including titles, URLs, snippets, and dates with filtering options.
- [Perplexity Agent (via paysponge x402)](https://www.zero.xyz/c/perplexity-agent-via-paysponge-x402-fe5963ee/llms.txt): $0.01/call via x402. Generates an AI response for a given input using selectable models, with optional web search and reasoning capabilities, paid per-call via x402/USDC.
- [Sonar Async Chat Completion](https://www.zero.xyz/c/sonar-async-chat-completion-a97ccabe/llms.txt): $0.01/call via x402. Submits an asynchronous chat completion request to Perplexity's Sonar models, returning a job ID for polling the result.
- [Perplexity AI List Models](https://www.zero.xyz/c/perplexity-acaf5a72/llms.txt): free. Returns the list of available language models offered by the Perplexity AI API

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

- [Zero catalog index](https://www.zero.xyz/llms.txt)