# Services from crawlspur.halowerk.com on Zero

> crawlspur.halowerk.com serves 100 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/crawlspur.halowerk.com
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/crawlspur.halowerk.com/health.json

## Services

- [Crawlspur X-Robots-Tag Checker for robots.txt](https://www.zero.xyz/c/crawlspur-x-robots-tag-checker-for-robots-txt-3b92c493/llms.txt): $0.001/call via x402. Checks the X-Robots-Tag header value found on a robots.txt file at a given URL.
- [Crawlspur X-Robots-Tag Checker for Images](https://www.zero.xyz/c/crawlspur-x-robots-tag-checker-for-images-18a1a08e/llms.txt): $0.001/call via x402. Checks the X-Robots-Tag HTTP header value on an image resource to assess its indexability directive.
- [Crawlspur Meta-Robots URL-Regel Checker](https://www.zero.xyz/c/crawlspur-meta-robots-url-regel-checker-b0deec55/llms.txt): $0.001/call via x402. Checks the meta-robots tag value for a given URL rule object, returning the crawl/indexing directive found at that URL.
- [Crawlspur Sitemap robots.txt Permission Check](https://www.zero.xyz/c/crawlspur-sitemap-robots-txt-permission-check-931768ef/llms.txt): $0.001/call via x402. Checks whether a given sitemap URL is permitted (allowed) by the site's robots.txt file.
- [Crawlspur X-Robots-Tag Checker for News Documents](https://www.zero.xyz/c/crawlspur-x-robots-tag-checker-for-news-documents-f11f4a47/llms.txt): $0.001/call via x402. Checks the X-Robots-Tag HTTP header value on a news document URL and returns the crawl/indexing directive found.
- [Crawlspur robots.txt URL Rule Checker](https://www.zero.xyz/c/crawlspur-robots-txt-url-rule-checker-eed37ce4/llms.txt): $0.001/call via x402. Checks whether a given URL rule is permitted by the site's robots.txt file
- [CrawlSpur Robots.txt Pagination Crawl Permission Check](https://www.zero.xyz/c/crawlspur-robots-txt-pagination-crawl-permission-check-6b4acbbd/llms.txt): $0.001/call via x402. Checks whether a paginated URL is allowed to be crawled according to the site's robots.txt rules.
- [Crawlspur Meta-Robots Check for Parameter URLs](https://www.zero.xyz/c/crawlspur-meta-robots-check-for-parameter-urls-6bcdcde8/llms.txt): $0.001/call via x402. Checks the meta-robots directive value for a given parameterized URL to assess its crawlability and indexability signals.
- [Crawlspur X-Robots-Tag Check for Canonical URLs](https://www.zero.xyz/c/crawlspur-x-robots-tag-check-for-canonical-urls-f621ce37/llms.txt): $0.001/call via x402. Checks the X-Robots-Tag HTTP header value on a canonical URL object for SEO indexability directives.
- [Crawlspur robots.txt Technical Indexability Check](https://www.zero.xyz/c/crawlspur-robots-txt-technical-indexability-check-b0d2860d/llms.txt): $0.001/call via x402. Checks whether a URL or domain is technically indexable based on its robots.txt file.
- [Crawlspur X-Robots-Tag Checker for Parameter URLs](https://www.zero.xyz/c/crawlspur-x-robots-tag-checker-for-parameter-urls-963e7bd1/llms.txt): $0.001/call via x402. Checks and returns the X-Robots-Tag HTTP header value found on a given parameter URL, as part of SEO crawlability auditing.
- [Crawlspur X-Robots-Tag Checker for Pages](https://www.zero.xyz/c/crawlspur-x-robots-tag-checker-for-pages-2ac9c804/llms.txt): $0.001/call via x402. Checks the X-Robots-Tag HTTP header value on a given page URL and returns the crawlability finding for that page object.
- [Crawlspur X-Robots-Tag Checker for URL Rules](https://www.zero.xyz/c/crawlspur-x-robots-tag-checker-for-url-rules-4db0459e/llms.txt): $0.001/call via x402. Checks the X-Robots-Tag header value for a given URL rule object to assess its crawl/indexing directives.
- [CrawlSpur Meta-Robots Page Checker](https://www.zero.xyz/c/crawlspur-meta-robots-page-checker-2a551f14/llms.txt): $0.001/call via x402. Checks the meta-robots tag value on a given page URL and returns the detected finding.
- [Crawlspur robots.txt Crawl Permission Checker](https://www.zero.xyz/c/crawlspur-robots-txt-crawl-permission-checker-5d780d4a/llms.txt): $0.001/call via x402. Checks whether a given URL is allowed to be crawled according to the site's robots.txt file.
- [Crawlspur Canonical Self-Reference Check for Parameter URLs](https://www.zero.xyz/c/crawlspur-canonical-self-reference-check-for-parameter-urls-c251b680/llms.txt): $0.001/call via x402. Checks whether a parameter-based URL has a self-referencing canonical tag pointing to itself.
- [Crawlspur Sitemap HTTP Status Checker](https://www.zero.xyz/c/crawlspur-sitemap-http-status-checker-eb4c4f4f/llms.txt): $0.001/call via x402. Checks the HTTP status code of a sitemap URL, reporting whether it is accessible and returning the correct response.
- [Crawlspur Image Technical Indexability Check](https://www.zero.xyz/c/crawlspur-image-technical-indexability-check-eeac82e7/llms.txt): $0.001/call via x402. Checks whether an image object on a webpage is technically indexable by search engine crawlers.
- [Crawlspur robots.txt Page Access Check](https://www.zero.xyz/c/crawlspur-robots-txt-page-access-check-cb9dc571/llms.txt): $0.001/call via x402. Checks whether a given webpage URL is allowed to be crawled according to the site's robots.txt file
- [Crawlspur Canonical Self-Reference Check](https://www.zero.xyz/c/crawlspur-canonical-self-reference-check-14c9e7a1/llms.txt): $0.001/call via x402. Checks whether a webpage's canonical tag correctly points to itself (self-referencing canonical URL) on a given target URL.
- [Crawlspur Canonical Self-Reference Check for Pages](https://www.zero.xyz/c/crawlspur-canonical-self-reference-check-for-pages-662ba648/llms.txt): $0.001/call via x402. Checks whether a webpage (Seite) has a self-referencing canonical tag pointing to itself, as an SEO crawl audit finding.
- [Crawlspur Canonical Content-Type Checker](https://www.zero.xyz/c/crawlspur-canonical-content-type-checker-e960e5e6/llms.txt): $0.001/call via x402. Checks and validates the delivered content type of a canonical URL target for SEO technical auditing.
- [Crawlspur Meta-Robots Video Check](https://www.zero.xyz/c/crawlspur-meta-robots-video-check-5f6a13b3/llms.txt): $0.001/call via x402. Checks the meta-robots directive value on a video object at a given URL for SEO crawlability assessment.
- [Crawlspur X-Robots-Tag Checker for Pagination](https://www.zero.xyz/c/crawlspur-x-robots-tag-checker-for-pagination-bd32d1ef/llms.txt): $0.001/call via x402. Checks the X-Robots-Tag header value on pagination objects at a given URL.
- [CrawlSpur Canonical Self-Reference Check for Pagination](https://www.zero.xyz/c/crawlspur-canonical-self-reference-check-for-pagination-026ff557/llms.txt): $0.001/call via x402. Checks whether a pagination page URL has a self-referencing canonical tag pointing to itself
- [Crawlspur Sitemap Self-Referencing Canonical Check](https://www.zero.xyz/c/crawlspur-sitemap-self-referencing-canonical-check-5076cdf3/llms.txt): $0.001/call via x402. Checks whether a sitemap object has a self-referencing canonical address (i.e. the canonical URL points to itself).
- [Crawlspur Image Crawl-Delay Checker](https://www.zero.xyz/c/crawlspur-image-crawl-delay-checker-f94e9e41/llms.txt): $0.001/call via x402. Checks the declared crawl-delay directive as it applies to an image object on a given URL or domain.
- [Crawlspur Sitemap Crawl-Delay Checker](https://www.zero.xyz/c/crawlspur-sitemap-crawl-delay-checker-e103a2da/llms.txt): $0.001/call via x402. Checks the declared crawl-delay directive for a sitemap object and returns the audit finding.
- [Crawlspur Canonical Indexability Checker](https://www.zero.xyz/c/crawlspur-canonical-indexability-checker-8a8306e2/llms.txt): $0.001/call via x402. Checks the technical indexability status of the canonical element on a given URL or web object.
- [Crawlspur News Document Technical Indexability Check](https://www.zero.xyz/c/crawlspur-news-document-technical-indexability-check-8b4c9589/llms.txt): $0.001/call via x402. Checks the technical indexability status of a news document URL, returning a structured crawl audit finding.
- [Crawlspur Parameter-URL Technical Indexability Check](https://www.zero.xyz/c/crawlspur-parameter-url-technical-indexability-check-f7236729/llms.txt): $0.001/call via x402. Checks whether a parameterized URL is technically indexable by search engines (e.g. not blocked by robots.txt, noindex directives, or other crawl barriers).
- [Crawlspur Sitemap Technical Indexability Check](https://www.zero.xyz/c/crawlspur-sitemap-technical-indexability-check-8cd1fc5d/llms.txt): $0.001/call via x402. Checks a sitemap URL for technical indexability findings, assessing whether the sitemap and its referenced pages are crawlable and indexable.
- [Crawlspur URL-Regel Indexierbarkeit Prüfer](https://www.zero.xyz/c/crawlspur-url-regel-indexierbarkeit-pr-fer-f3227fdd/llms.txt): $0.001/call via x402. Checks the technical indexability of a URL based on URL-rule criteria (e.g. URL patterns, robots rules, canonical signals).
- [Crawlspur Image Content-Type Checker](https://www.zero.xyz/c/crawlspur-image-content-type-checker-bf5d5672/llms.txt): $0.001/call via x402. Checks and returns the delivered HTTP content-type of an image object at a given URL.
- [Crawlspur Meta-Robots Canonical Checker](https://www.zero.xyz/c/crawlspur-meta-robots-canonical-checker-8594db1f/llms.txt): $0.001/call via x402. Checks the meta-robots directive value on a canonical URL object for SEO crawlability analysis
- [Crawlspur Sitemap Content-Type Checker](https://www.zero.xyz/c/crawlspur-sitemap-content-type-checker-3b75f6bc/llms.txt): $0.001/call via x402. Checks and validates the delivered content type of a sitemap object at a given URL.
- [Crawlspur Meta-Robots Image Checker](https://www.zero.xyz/c/crawlspur-meta-robots-image-checker-dfc035ae/llms.txt): $0.001/call via x402. Checks the meta-robots tag value found on an image object at a given URL for SEO crawl and indexing analysis.
- [Crawlspur Meta-Robots News Document Checker](https://www.zero.xyz/c/crawlspur-meta-robots-news-document-checker-60587ed1/llms.txt): $0.001/call via x402. Checks the meta-robots tag value on a news document URL and returns the SEO crawl directive finding.
- [Crawlspur Meta-Robots Pagination Checker](https://www.zero.xyz/c/crawlspur-meta-robots-pagination-checker-3f011742/llms.txt): $0.001/call via x402. Checks the meta-robots tag value on paginated pages of a given URL, returning an SEO crawlability finding.
- [Crawlspur Meta-Robots Sitemap Checker](https://www.zero.xyz/c/crawlspur-meta-robots-sitemap-checker-3a07a91a/llms.txt): $0.001/call via x402. Checks the meta-robots directive value on a sitemap object for a given URL.
- [Crawlspur robots.txt Canonical Allowance Check](https://www.zero.xyz/c/crawlspur-robots-txt-canonical-allowance-check-6c6b6b9d/llms.txt): $0.001/call via x402. Checks whether the canonical URL of a given page is permitted (not blocked) by the site's robots.txt rules.
- [Crawlspur robots.txt Permission Check for Parameter URL](https://www.zero.xyz/c/crawlspur-robots-txt-permission-check-for-parameter-url-41741ec6/llms.txt): $0.001/call via x402. Checks whether a given URL (with parameters) is allowed to be crawled according to the site's robots.txt file
- [Crawlspur robots.txt Video Crawl Permission Check](https://www.zero.xyz/c/crawlspur-robots-txt-video-crawl-permission-check-964138b0/llms.txt): $0.001/call via x402. Checks whether a video resource URL is permitted to be crawled according to the site's robots.txt file
- [Crawlspur Canonical Sitemap Inclusion Check](https://www.zero.xyz/c/crawlspur-canonical-sitemap-inclusion-check-19d83f52/llms.txt): $0.001/call via x402. Checks whether a canonical URL is included in the target website's XML sitemap.
- [Crawlspur Sitemap-Vorkommen Prüfer (Parameter-URL)](https://www.zero.xyz/c/crawlspur-sitemap-vorkommen-pr-fer-parameter-url-55a11c97/llms.txt): $0.001/call via x402. Checks whether a given parameterized URL is included in the target website's sitemap.
- [Crawlspur Sitemap Containment Check for Pages](https://www.zero.xyz/c/crawlspur-sitemap-containment-check-for-pages-2235ca68/llms.txt): $0.001/call via x402. Checks whether a given page URL is listed (contained) in the website's sitemap.
- [Crawlspur Sitemap – Sitemap Inclusion Check](https://www.zero.xyz/c/crawlspur-sitemap-sitemap-inclusion-check-bc749069/llms.txt): $0.001/call via x402. Checks whether a given sitemap URL is itself listed (included) in another sitemap or sitemap index.
- [Crawlspur Canonical Sitemap HTTP Status Checker](https://www.zero.xyz/c/crawlspur-canonical-sitemap-http-status-checker-d42d8706/llms.txt): $0.001/call via x402. Checks the HTTP status of the sitemap referenced by a canonical URL object on a given page.
- [Crawlspur Robots.txt Sitemap HTTP Status Checker](https://www.zero.xyz/c/crawlspur-robots-txt-sitemap-http-status-checker-400d223e/llms.txt): $0.001/call via x402. Checks the HTTP status of the sitemap URL declared in a website's robots.txt file
- [Crawlspur Sitemap HTTP Status Checker (Page)](https://www.zero.xyz/c/crawlspur-sitemap-http-status-checker-page-939dd8bc/llms.txt): $0.001/call via x402. Checks the HTTP status of the sitemap for a given page URL on a website.
- [Crawlspur X-Robots-Tag Video Checker](https://www.zero.xyz/c/crawlspur-x-robots-tag-video-checker-5270085b/llms.txt): $0.001/call via x402. Checks the X-Robots-Tag HTTP header value for video objects on a given URL to assess crawlability directives.
- [CrawlSpur Meta-Robots Robots-File Checker](https://www.zero.xyz/c/crawlspur-meta-robots-robots-file-checker-895fd0a0/llms.txt): $0.001/call via x402. Checks the meta-robots directive value found in a website's robots.txt file object
- [Crawlspur Page Technical Indexability Check](https://www.zero.xyz/c/crawlspur-page-technical-indexability-check-05540ea3/llms.txt): $0.001/call via x402. Checks the technical indexability status of a given web page URL, returning a crawl/indexability audit result.
- [Crawlspur Video Sitemap Presence Check](https://www.zero.xyz/c/crawlspur-video-sitemap-presence-check-0b8ae7cd/llms.txt): $0.001/call via x402. Checks whether a video object (page) is present/included in the website's XML sitemap.
- [Crawlspur X-Robots-Tag Checker for Sitemap](https://www.zero.xyz/c/crawlspur-x-robots-tag-checker-for-sitemap-f8491b55/llms.txt): $0.001/call via x402. Checks the X-Robots-Tag header value on a sitemap object for SEO crawlability analysis
- [Crawlspur Crawl-Delay Check for Parameter URLs](https://www.zero.xyz/c/crawlspur-crawl-delay-check-for-parameter-urls-6bf2d9c2/llms.txt): $0.001/call via x402. Checks the declared crawl delay setting found in the robots.txt or relevant directives for a given parameter-style URL.
- [Crawlspur Paginierung Indexierbarkeit Check](https://www.zero.xyz/c/crawlspur-paginierung-indexierbarkeit-check-7f25ad02/llms.txt): $0.001/call via x402. Checks the technical indexability of pagination objects on a given URL using SEO crawl analysis.
- [Crawlspur robots.txt Allowance Check for News Documents](https://www.zero.xyz/c/crawlspur-robots-txt-allowance-check-for-news-documents-71dafb8f/llms.txt): $0.001/call via x402. Checks whether a news document URL is allowed to be crawled according to the site's robots.txt rules.
- [Crawlspur robots.txt Crawl-Delay Checker](https://www.zero.xyz/c/crawlspur-robots-txt-crawl-delay-checker-4709fb64/llms.txt): $0.001/call via x402. Checks a robots.txt file to detect and extract the declared Crawl-Delay directive for a given URL or domain.
- [Crawlspur Video Technical Indexability Check](https://www.zero.xyz/c/crawlspur-video-technical-indexability-check-6a974ce2/llms.txt): $0.001/ca

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