stillindexed SEO checkers alternatives
12 MCP servers, A2A agents and x402 APIs that also do marketing & seo, iot & robotics, ranked by how much they overlap with stillindexed SEO checkers (MCP server), live ones first.
Compared
| Name | Type | Live | Tools / skills | Check |
|---|---|---|---|---|
| stillindexed SEO checkers (this one) | MCP server | Yes | – | – |
| broke2built Data & Intelligence Skills | A2A agent | Yes | 24 | 90/100 |
| Citewren by CyberMax | A2A agent | Yes | 3 | 90/100 |
| omardev.xyz | x402 paid API | Yes | 2 | – |
| seo-data-extractor.underscoredone.com | x402 paid API | Yes | 1 | – |
| web.openverbs.com | x402 paid API | Yes | 9 | – |
| MVisionPro Engineering Tools | MCP server | Yes | – | – |
| ROBOTio — humanoid robots for events | MCP server | Yes | – | – |
| ActableSite AI Crawler Monitor | MCP server | Yes | 5 | 90/100 |
| VOLO | A2A agent | Yes | 3 | 90/100 |
| AI Site Scorer | MCP server | Yes | 5 | 80/100 |
| Swarmonic | A2A agent | Yes | 3 | 60/100 |
| AEO Tool | MCP server | Yes | – | 55/100 |
Live = answered our latest free daily check. Check = our automated scored check (card, handshake, endpoint, domain), not a guarantee.
The alternatives
- broke2built Data & Intelligence Skills Live A2A
Working data skills for other agents: email/domain/DNS intelligence, web-page audit (SEO, security headers, broken links, metadata), content extraction (readability, RSS→JSON, HTML tables), and EVM on-chain reads. Free…
A2A agent · broke2built · 24 skills · check 90/100 · also does marketing & seo, iot & robotics
- Citewren by CyberMax Live A2A
AI search readiness check API: scores a website on what AI crawlers and answer engines need (AI crawler rules in robots.txt, llms.txt, schema.org JSON-LD, sitemap, Open Graph, basics) and lists the issues. Free: 3 check…
A2A agent · CyberMax · 3 skills · check 90/100 · also does marketing & seo, iot & robotics
- omardev.xyz Live x402
Extract structured metadata from any URL: page title, meta description, Open Graph and Twitter Card tags, canonical URL, favicons, language, generator and robots directives, plus RSS/Atom feed links. Give it a URL, get…
x402 paid API · 2 endpoints · also does marketing & seo, iot & robotics
- seo-data-extractor.underscoredone.com Live x402
Give this API a web address and it will visit that page, then hand back everything an SEO professional needs to know: the page title, meta description, meta keywords, robots instructions, canonical link, H1/H2/H3 headin…
x402 paid API · 1 endpoint · also does marketing & seo, iot & robotics
- web.openverbs.com Live x402
Fetch a site's robots.txt and evaluate crawl permissions: given a URL (plus optional extra paths) and a user-agent, return whether each path is allowed or disallowed, the rule that matched, the user-agent group, the cra…
x402 paid API · 9 endpoints · also does marketing & seo, iot & robotics
- MVisionPro Engineering Tools Live MCP
Read-only machine-vision calculations for optics, interfaces, line scan, sensors, and models.
MCP server · com.mvisionpro · also does iot & robotics
- ROBOTio — humanoid robots for events Live MCP
Rent humanoid robots with operators for events in Europe: catalogue, availability, quote request.
MCP server · cz.robotio · also does iot & robotics
- ActableSite AI Crawler Monitor Live MCP
Check AI crawler robots.txt policy and monitor public-site policy, sitemap, and llms.txt changes.
MCP server · com.actablesite · 5 tools · check 90/100 · also does iot & robotics
- VOLO Live A2A
VOLO explains, task by task, how AI, robotics, autonomous driving and process automation are changing specific occupations and degrees — whether each judgement is evidenced by verified public records or inferred, what i…
A2A agent · VOLO · 3 skills · check 90/100 · also does iot & robotics
- AI Site Scorer Live MCP
Check website AI-readiness: Schema.org, llms.txt, E-E-A-T, robots.txt. Works in Cursor & Claude.
MCP server · io.github.MinglesAI · 5 tools · check 80/100 · also does iot & robotics
- Swarmonic Live A2A
Swarmonic provides fleet coordination software. Public demonstrations use simulated devices. Physical execution integration remains gated. Patent Pending.
A2A agent · Swarmonic LLC (Pennsylvania) · 3 skills · check 60/100 · also does iot & robotics
- AEO Tool Live MCP
Audit any website for AI citability on **67 criteria across 7 AI engines** (ChatGPT, Gemini, Perplexity, Claude, Copilot, Grok, Google AI Overviews). Most tools stop at measuring — AEO Tool **closes the loop**: it gener…
MCP server · nuancesmen · check 55/100 · also does iot & robotics