# Services from builtwith.x402.paywithlocus.com on Zero

> builtwith.x402.paywithlocus.com serves 12 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/builtwith.x402.paywithlocus.com
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/builtwith.x402.paywithlocus.com/health.json

## Services

- [BuiltWith Technology Trends via Locus x402](https://www.zero.xyz/c/builtwith-technology-trends-via-locus-x402-0aec63cc/llms.txt): $0.035/call via x402. Retrieves adoption trends over time for a specific technology across 100M+ websites tracked by BuiltWith
- [BuiltWith Domain Lookup via Locus x402](https://www.zero.xyz/c/builtwith-domain-lookup-via-locus-x402-f88871e6/llms.txt): $0.055/call via x402. Looks up the technology stack and web infrastructure profile of a given domain using BuiltWith data, returning detected technologies, metadata, and attributes.
- [BuiltWith Tags Lookup via Locus x402](https://www.zero.xyz/c/builtwith-tags-lookup-via-locus-x402-598f89e9/llms.txt): $0.055/call via x402. Look up which websites use a specific technology tag or attribute, returning adoption data across 100M+ websites via the BuiltWith API.
- [BuiltWith Technology Profiler (Free Tier) via Locus x402](https://www.zero.xyz/c/builtwith-technology-profiler-free-tier-via-locus-x402-c5b69297/llms.txt): $0.015/call via x402. Profiles a website's technology stack using BuiltWith data, detecting frameworks, analytics tools, CDNs, CMSs, and hundreds of other technologies used by a given domain.
- [BuiltWith Technology Lists via Locus x402](https://www.zero.xyz/c/builtwith-technology-lists-via-locus-x402-1a1b93b4/llms.txt): $0.055/call via x402. Returns a paginated list of websites using a specified technology, sourced from BuiltWith's database of 100M+ websites.
- [BuiltWith Company-to-URL Lookup via Locus x402](https://www.zero.xyz/c/builtwith-company-to-url-lookup-via-locus-x402-1ca6b981/llms.txt): $0.055/call via x402. Looks up the website URLs associated with a given company name using BuiltWith's database of 100M+ websites.
- [BuiltWith Keywords Lookup via Locus x402](https://www.zero.xyz/c/builtwith-keywords-lookup-via-locus-x402-82c959ab/llms.txt): $0.035/call via x402. Extracts SEO/meta keywords associated with a given domain using BuiltWith's database of 100M+ websites.
- [BuiltWith Domain Relationships via Locus x402](https://www.zero.xyz/c/builtwith-domain-relationships-via-locus-x402-236ba619/llms.txt): $0.055/call via x402. Looks up domain relationships for a given website, returning connected or related domains discovered through shared technology fingerprints or infrastructure signals.
- [BuiltWith Recommendations via Locus x402](https://www.zero.xyz/c/builtwith-recommendations-via-locus-x402-8cd7a22e/llms.txt): $0.035/call via x402. Returns technology-based domain recommendations — similar sites and related domains — for a given website using BuiltWith's 100M+ site database.
- [BuiltWith Product Search via Locus x402](https://www.zero.xyz/c/builtwith-product-search-via-locus-x402-aa2c0e61/llms.txt): $0.055/call via x402. Search for products across BuiltWith's database of 100M+ websites, returning technology and product usage data with pagination support.
- [BuiltWith Redirect History Lookup via Locus x402](https://www.zero.xyz/c/builtwith-redirect-history-lookup-via-locus-x402-fb68812d/llms.txt): $0.035/call via x402. Look up the redirect history for a given domain using BuiltWith's dataset of 100M+ websites.
- [BuiltWith Trust Signals Lookup via Locus x402](https://www.zero.xyz/c/builtwith-trust-signals-lookup-via-locus-x402-27f572e3/llms.txt): $0.035/call via x402. Retrieves trust signal data for a given domain using the BuiltWith dataset, surfacing credibility and reliability indicators for websites.

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)