# Services from lazareus.xyz on Zero

> lazareus.xyz serves 8 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/lazareus.xyz
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/lazareus.xyz/health.json

## Services

- [Lazareus Solana Priority Fee Recommendation](https://www.zero.xyz/c/lazareus-solana-priority-fee-recommendation-ec46dd75/llms.txt): $0.002/call via x402. Returns a recommended priority fee for submitting transactions on the Solana network based on current network conditions
- [Lazareus Ethereum Priority Fee Recommender](https://www.zero.xyz/c/lazareus-ethereum-priority-fee-recommender-9cf98e27/llms.txt): $0.002/call via x402. Returns real-time recommended priority fees for submitting transactions on the Ethereum network
- [Lazareus Ethereum Network Health Check](https://www.zero.xyz/c/lazareus-ethereum-network-health-check-df587ad1/llms.txt): $0.002/call via x402. Returns real-time network health score and priority fee recommendations for the Ethereum blockchain
- [Lazareus Base Network Health Check](https://www.zero.xyz/c/lazareus-base-network-health-check-d008b681/llms.txt): $0.002/call via x402. Returns a real-time health score and priority fee recommendation for the Base blockchain network
- [Lazareus Solana Network Health Check](https://www.zero.xyz/c/lazareus-solana-network-health-check-b6c22a6a/llms.txt): $0.002/call via x402. Returns real-time network health score and priority fee recommendations for the Solana blockchain
- [Lazareus Object Retrieval](https://www.zero.xyz/c/lazareus-object-retrieval-8d4c99b9/llms.txt): $0.01/call via x402. Retrieves a previously stored object by its key and streams it back with its original Content-Type header preserved.
- [Lazareus S3-Compatible Object Store (POST /store)](https://www.zero.xyz/c/lazareus-s3-compatible-object-store-post-store-368f77e4/llms.txt): $0.104858/call via x402. Stores arbitrary objects (files, blobs, JSON) to S3-compatible storage via a pay-per-call POST, returning a key for later retrieval — no account or subscription required.
- [Lazareus — Get Recommended Priority Fee for Base](https://www.zero.xyz/c/lazareus-get-recommended-priority-fee-for-base-a92820cf/llms.txt): $0.002/call via x402. Returns a real-time recommended gas priority fee for transactions on the Base network

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)