# Services from shelf.thirdmade.net on Zero > shelf.thirdmade.net serves 22 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/shelf.thirdmade.net Live health (JSON, refreshed every minute): https://www.zero.xyz/host/shelf.thirdmade.net/health.json ## Services - [Token Security Heuristics API](https://www.zero.xyz/c/token-security-heuristics-api-421a782e/llms.txt): $0.01/call via x402. Analyzes a token contract address for honeypot signals, proxy detection, and liquidity pool data to help trading agents avoid rug pulls and scams. - [Shelf Prompt Injection & Jailbreak Risk Scorer](https://www.zero.xyz/c/shelf-prompt-injection-jailbreak-risk-scorer-ad694810/llms.txt): $0.01/call via x402. Scores a given text input for prompt-injection and jailbreak risk so agent builders can sanitize user inputs before forwarding them to an LLM. - [shelf.thirdmade.net Web Scraper](https://www.zero.xyz/c/shelf-thirdmade-net-web-scraper-9da576b2/llms.txt): $0.01/call via x402. Scrapes any public web page and returns clean structured JSON containing the page title, extracted text, and content length. - [shelf.thirdmade.net Text Summarizer](https://www.zero.xyz/c/shelf-thirdmade-net-text-summarizer-0517fe50/llms.txt): $0.001/call via x402. Generates a 3-sentence extractive summary and top-5 keywords from any input text. - [shelf.thirdmade.net Link Graph Extractor](https://www.zero.xyz/c/shelf-thirdmade-net-link-graph-extractor-cd0c1fe9/llms.txt): $0.001/call via x402. Extracts and classifies all outbound links from a webpage, grouped by domain, showing where a page links and which domains dominate. - [shelf.thirdmade.net Search Verify](https://www.zero.xyz/c/shelf-thirdmade-net-search-verify-82029416/llms.txt): $0.01/call via x402. Checks whether a given URL supports or substantiates a specific claim, returning a confidence score for source verification. - [shelf.thirdmade.net Image Generation (FLUX.1-dev)](https://www.zero.xyz/c/shelf-thirdmade-net-image-generation-flux-1-dev-98211b70/llms.txt): $0.02/call via x402. Generates a single 512px PNG image from a text prompt using FLUX.1-dev on GPU-backed RunPod ComfyUI, returning a job ID and poll URL for async retrieval. - [PII Guard — PII Detection with Character Spans](https://www.zero.xyz/c/pii-guard-pii-detection-with-character-spans-e87ce409/llms.txt): $0.001/call via x402. Detects personally identifiable information (emails, phone numbers, SSNs, credit card numbers) in text and returns character-level span positions for each match. - [JSON Guard — Validate & PII-Detect JSON](https://www.zero.xyz/c/json-guard-validate-pii-detect-json-650e880f/llms.txt): $0.001/call via x402. Validates a JSON string for correctness, detects PII within its values, and reports schema statistics for use as a data-quality gate. - [shelf.thirdmade.net Transaction Nonce Lookup](https://www.zero.xyz/c/shelf-thirdmade-net-transaction-nonce-lookup-afe0de6a/llms.txt): $0.001/call via x402. Returns the current transaction nonce for any EVM address on Base or Ethereum, enabling agents to construct valid transactions. - [ENS Name Resolution & Reverse Lookup](https://www.zero.xyz/c/ens-name-resolution-reverse-lookup-598b7a19/llms.txt): $0.001/call via x402. Resolves an ENS name to an Ethereum address (or vice versa) using the public Ethereum RPC. - [shelf.thirdmade.net Domain Facts Probe](https://www.zero.xyz/c/shelf-thirdmade-net-domain-facts-probe-dc0a734e/llms.txt): $0.001/call via x402. Live-checks a domain for reachability, TLS/HTTPS status, and page title in a single GET request. - [shelf.thirdmade.net Geo-Time Probe](https://www.zero.xyz/c/shelf-thirdmade-net-geo-time-probe-fbf163ae/llms.txt): $0.001/call via x402. Returns geocode coordinates, timezone, and currency context for any free-text location string in a single GET request. - [shelf.thirdmade.net Jsonify](https://www.zero.xyz/c/shelf-thirdmade-net-jsonify-7527918d/llms.txt): $0.001/call via x402. Converts messy, unstructured text (key=value pairs, CSV-like lines, free sentences) into clean, structured JSON - [shelf.thirdmade.net Page Meta Extractor](https://www.zero.xyz/c/shelf-thirdmade-net-page-meta-extractor-6d01d22b/llms.txt): $0.001/call via x402. Fetches and extracts OG tags, canonical URL, title, and meta description from any public web page URL. - [shelf.thirdmade.net Hallucination Check](https://www.zero.xyz/c/shelf-thirdmade-net-hallucination-check-09f2fb06/llms.txt): $0.001/call via x402. Scores whether a provided context passage entails or supports a given claim, helping research agents self-verify their outputs. - [shelf.thirdmade.net Named Entity Extraction](https://www.zero.xyz/c/shelf-thirdmade-net-named-entity-extraction-10ac5693/llms.txt): $0.001/call via x402. Extracts named entities (people, companies, and places) from arbitrary input text via a lightweight NLP probe. - [shelf.thirdmade.net Sentiment Classification](https://www.zero.xyz/c/shelf-thirdmade-net-sentiment-classification-67195be2/llms.txt): $0.001/call via x402. Classifies input text as positive, negative, or neutral sentiment and returns matching emotion keyword hits. - [Shelf Chain Stats — Block Height & Chain Metrics](https://www.zero.xyz/c/shelf-chain-stats-block-height-chain-metrics-5a91ad09/llms.txt): $0.001/call via x402. Returns current block height and chain statistics for Base, Ethereum, or Arbitrum. - [Similar Domain Finder](https://www.zero.xyz/c/similar-domain-finder-0f220560/llms.txt): $0.001/call via x402. Finds similar and competitor domains by name-similarity for a given domain input. - [shelf.thirdmade.net CAPTCHA Classifier](https://www.zero.xyz/c/shelf-thirdmade-net-captcha-classifier-e1e8b5a9/llms.txt): $0.01/call via x402. Identifies the type and difficulty of a CAPTCHA on a given page (reCAPTCHA, hCaptcha, Turnstile, image, slider, puzzle) — evaluation only, no solving. - [shelf.thirdmade.net Probe Sweep](https://www.zero.xyz/c/shelf-thirdmade-net-probe-sweep-a9d78b06/llms.txt): $0.05/call via x402. Runs a single verify-loop research sweep on any topic, returning confidence-labeled findings 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)