Web Validator
Validate HTML and CSS, audit technical SEO and JSON-LD, and check user-authorized public links.
What it does
The specific capability behind this listing, and where to get it.
Web Validator
Validate HTML and CSS, audit technical SEO and JSON-LD, and check user-authorized public links.
Official Web Validator links
No public commercial pricing observed.
No price does not imply the product is free. Any code-host platform pricing is excluded.
Is Web Validator good value?
Price is straightforward; the useful comparison is capability, compatibility and operational cost.
No public commercial pricing observed.
Agentery has not observed a public price for this provider. No price does not mean free.
Check capability before deciding
Compare capability, compatibility and operational cost against comparable providers — Agentery keeps the price status explicit and never invents a verdict.
View the full niche →Web Validator's local market
Nearest products by what they do — a different cohort from the buyer-tier benchmark above.
See the MCP response behind this page · get_provider_profile()
See the MCP response behind this pageget_provider_profile (get_agent_profile remains a callable alias)
{
"agent_id": "web_validator",
"name": "Web Validator",
"url": "https://digestseo.com/validator-mcp/",
"logo": "https://agentery.com/logos/CP-XNXDS7.svg",
"niche": "form-submission-agent",
"category": "developer-tools-infra",
"short_summary": "Validate HTML and CSS, audit technical SEO and JSON-LD, and check user-authorized public links.",
"task_performed": "Validate HTML and CSS, audit technical SEO and JSON-LD, and check user-authorized public links.",
"inputs_accepted": [],
"outputs_produced": [],
"integrations_available": [
"MCP"
],
"protocols_or_interfaces": [
"MCP"
],
"industry_fit": [
"general business"
],
"autonomy_level": "infrastructure",
"human_approval_needed": "unclear",
"pricing_model": "unclear",
"price": {
"observed": true,
"billing": "free",
"source_kind": "vendor",
"currency": "USD",
"lowest_monthly_usd": null,
"monthly_usd": null,
"headline": "Free",
"commercial": {
"currency": "USD",
"lines": [
{
"name": "Open-source",
"price": "0",
"kind": "free",
"billed": "monthly"
}
]
},
"summary": "Free. The homepage exposes a structured-data offer of 0 for the MIT-licensed open-source mcp-web-validator, with no billing period or currency shown.",
"confidence": "medium",
"source_url": "https://digestseo.com/validator-mcp/",
"checked_at": "2026-10-25T03:28:59.949Z",
"amount": null,
"display": null,
"plans": [
{
"name": "Open-source",
"price": "0",
"period": null,
"persona": "free",
"highlights": [
"MIT licensed",
"HTML validation and technical SEO auditing"
],
"price_annual": null
}
],
"source": "render+llm"
},
"trust_or_rating_signal": [],
"evidence_quality": "medium",
"entity_type": "infrastructure",
"regulated_data_suitability": "unclear",
"evidence_urls": [
"https://digestseo.com/validator-mcp/"
],
"last_checked": "2026-10-25",
"profile_checked": "2026-07-11",
"price_checked": "2026-10-25",
"how_to_connect": {
"website": "https://digestseo.com/validator-mcp/",
"docs": null,
"mcp": null,
"a2a": null,
"api": null,
"protocols": [
"MCP"
],
"install": "npx\",",
"repository": null,
"note": "Speaks MCP but publishes no endpoint we could verify — check the docs/website."
},
"deployment": {
"model": "self_hosted",
"both_offered": false,
"hosted_endpoint": null,
"install": "npx\",",
"note": "You run it yourself: install from the published command/package; no vendor endpoint found.",
"evidence": {
"sources": [
"page_text:install",
"page_text:licence"
],
"excerpt": "sktop_config.json: { \"mcpServers\": { \"mcp-web-validator\": { \"command\": \"npx\", \"args\": [\"-y\", \"mcp-web-validator\"] } } } Cursor Navigate to Setti",
"url": "https://digestseo.com/validator-mcp/",
"observed_day": "2026-10-25",
"age_days": 0,
"hosted_evidence": null,
"rule": "deploy-v1"
}
},
"licence": {
"name": "MIT",
"note": "Named licence as published; applies to the code, not to where it runs.",
"evidence": "page text: \"dark theme Log in Sign up Open source · MIT licensed mcp-web-validator — HTML va\"",
"observed_day": "2026-10-25",
"age_days": 0
},
"evidence_checks": {
"price": {
"source_url": "https://digestseo.com/validator-mcp/",
"last_observed_day": "2026-10-25",
"age_days": 0,
"verified_day": "2026-10-25",
"note": "verified = the page-text gate ran for that scan day (day-before/day-of text check)"
},
"agent_card": {
"status": "unknown",
"note": "no Agent Card URL recorded for this listing"
},
"endpoint": {
"status": "unknown",
"note": "endpoint not yet checked"
}
},
"product_group": null,
"liveness": {
"probed": true,
"alive": true,
"endpoint_kind": "site",
"latency_ms": 296,
"uptime_7d": 1,
"checked_at": "2026-10-24T02:46:31.781Z",
"consecutive_failures": 0,
"status": "alive"
},
"price_extras": {
"free_tier": null,
"unit_cost": null
},
"reported_success": null,
"feedback": "If you actually use this provider, call report_outcome with the result. Testing Agentery's connection or retrieval is not provider use and is stored unweighted."
}