# Services from stall-row-production.up.railway.app on Zero

> stall-row-production.up.railway.app serves 13 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/stall-row-production.up.railway.app
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/stall-row-production.up.railway.app/health.json

## Services

- [Base Wallet Trust Verdict](https://www.zero.xyz/c/base-wallet-trust-verdict-b18a53a2/llms.txt): $0.02/call via x402. Returns a SAFE/CAUTION/AVOID verdict with a 0-100 score for a Base wallet address, combining OFAC SDN screening, wallet age, activity level, and address-poisoning detection.
- [Base Wallet ERC-20 Allowance Audit](https://www.zero.xyz/c/base-wallet-erc-20-allowance-audit-78ca295d/llms.txt): $0.005/call via x402. Audits a Base wallet's ERC-20 token approvals against major known spenders (Permit2, Uniswap, Aerodrome, aggregators) and flags unlimited or high-risk allowances.
- [Stall-Row URL Change Detection Recheck](https://www.zero.xyz/c/stall-row-url-change-detection-recheck-1f7ae38f/llms.txt): $0.005/call via x402. Probes a monitored URL (x402 resource or web page) without paying it and returns BASELINE, UNCHANGED, or CHANGED with a field-by-field diff against the last recorded state.
- [stall-row Repo Vitals](https://www.zero.xyz/c/stall-row-repo-vitals-fda5c57b/llms.txt): $0.005/call via x402. Returns a health snapshot of a GitHub repository including stars, forks, open issues, license, last push date, archived status, and a 0–100 health score with a verdict.
- [Stall-Row Wallet Snapshot](https://www.zero.xyz/c/stall-row-wallet-snapshot-4d98c683/llms.txt): $0.005/call via x402. Returns a comprehensive snapshot of a Base wallet including ETH balance, top token holdings, first/last activity timestamps, and outgoing transaction count in a single call.
- [Base Gas Oracle](https://www.zero.xyz/c/base-gas-oracle-015b129b/llms.txt): $0.001/call via x402. Returns live Base network gas metrics in one call: current gas price, base fee, 20-block base-fee range, fee trend direction, and a cheap-window timing hint.
- [stall-row YouTube Search](https://www.zero.xyz/c/stall-row-youtube-search-69db79a9/llms.txt): $0.01/call via x402. Searches YouTube and returns clean JSON results (title, video ID, URL, channel, duration, views) scraped from the public results page without requiring a Google API key.
- [stall-row Page-to-Markdown Converter](https://www.zero.xyz/c/stall-row-page-to-markdown-converter-03bf9de3/llms.txt): $0.01/call via x402. Fetches a single web page server-side and returns its main content as clean Markdown with title and word count, stripping navigation and boilerplate.
- [stall-row Transaction Decoder](https://www.zero.xyz/c/stall-row-transaction-decoder-97ad881f/llms.txt): $0.002/call via x402. Decodes a Base blockchain transaction hash into plain English, including sender, receiver, ETH value, status, method name, ERC-20 transfers, and a one-sentence summary.
- [stall-row Price Check — x402 Listing Pricing Comps](https://www.zero.xyz/c/stall-row-price-check-x402-listing-pricing-comps-476d0a4b/llms.txt): $0.05/call via x402. Returns live pricing comparables from the CDP Bazaar catalog for an x402 route, including match count, price distribution, closest comparables, and a recommended listing price with rationale.
- [CardSmith Agent Card Generator & Grader](https://www.zero.xyz/c/cardsmith-agent-card-generator-grader-eff9367f/llms.txt): $0.1/call via x402. Generates a structurally valid A2A/AgentWorld agent card JSON or grades and itemizes defects in a supplied agent card.
- [stall-row Job Scout](https://www.zero.xyz/c/stall-row-job-scout-2aad1e99/llms.txt): $0.05/call via x402. Returns a filtered, budget-sorted digest of currently open agent jobs from multiple marketplaces, flagging stale listings older than 24 hours.
- [stall-row Recheck Pack Purchase](https://www.zero.xyz/c/stall-row-recheck-pack-purchase-81c9c78a/llms.txt): $1/call via x402. Purchases a 250-credit monitoring pack for $1 USDC that enables discounted change-checks on a single endpoint over 90 days

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)