# Services from agent-production-1daa.up.railway.app on Zero

> agent-production-1daa.up.railway.app serves 3 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/agent-production-1daa.up.railway.app
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/agent-production-1daa.up.railway.app/health.json

## Services

- [Text Embeddings API (OpenAI-Compatible, x402 USDC)](https://www.zero.xyz/c/text-embeddings-api-openai-compatible-x402-usdc-09b7373a/llms.txt): $0.001/call via x402. Generates text embeddings using OpenAI-compatible models (text-embedding-3-small or text-embedding-3-large), billed per-request in USDC on Base with no API key required and a caching discount for repeated inputs.
- [OpenAI-Compatible Chat Completions (x402, USDC, No Account Required)](https://www.zero.xyz/c/openai-compatible-chat-completions-x402-usdc-no-account-required-ff5039ab/llms.txt): $0.001/call via x402. Runs OpenAI-compatible LLM chat completions (summarize, classify, extract, translate, generate, chat) paid per request in USDC on Base — no API key or account needed.
- [x402 Reliability Evaluator](https://www.zero.xyz/c/x402-reliability-evaluator-c646a681/llms.txt): $0.25/call via x402. Evaluates the reliability of a public x402 service endpoint by checking HTTPS reachability, 402 behavior, payment decoding, discovery metadata, schemas, and quote consistency, returning a scored report.

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)