RichProof is answering right now. Last checked 10 min ago. It exposes 1 tools.
Validate JSON-LD structured data against the Schema.org vocabulary. Free; never fetches URLs.
What changed 1
Every tool that appeared, vanished or quietly changed what it asks for. Recorded since 16 October 2026. No other catalogue keeps this.
Nothing serious here today
Today is the operative word: we check RichProof every 15 minutes and re-read its code on every release. Watch it and you find out the day that stops being true.
Connect this server
Endpoint below is the one we actually reach during checks — not the one copied from a README. Last verified 10 min ago.
claude mcp add richproof --transport http https://richproof.mike-tusa.workers.dev/mcphttps://richproof.mike-tusa.workers.dev/mcp[mcp_servers.richproof]
url = "https://richproof.mike-tusa.workers.dev/mcp"{
"mcpServers": {
"richproof": {
"url": "https://richproof.mike-tusa.workers.dev/mcp"
}
}
}{
"servers": {
"richproof": {
"type": "http",
"url": "https://richproof.mike-tusa.workers.dev/mcp"
}
}
}Available tools 1
Read directly from the server with tools/list, grouped by what they act on.
If a tool disappears, we record the date.
validate_jsonld
Endpoints
| URL | Transport | State | Latency | Checked |
|---|---|---|---|---|
| https://richproof.mike-tusa.workers.dev/mcp | streamable-http | answering | 91 ms | 10 min ago |
Alternatives to RichProof
same job, measured the same wayValidate JSON against a JSON Schema offline, with a clear list of every structural error
Validate a site's llms.txt against the spec: fetches every linked URL, scores it 0-100.
AISchemaGate validates and repairs structured LLM output against a contract, plus DataContractGate.
MCP server (stdio): validate JSON against JSON Schema (draft-07 / 2020-12) via the AgentForge API
Structured data validator in one call: extracts JSON-LD, microdata and RDFa from a URL or raw HTM...
Validate JSON against a schema with Ajv, infer a schema from samples and diff two schemas.
Structured web research tool for AI agents: search, fetch and shape web data into the JSON schema…
Repair broken JSON from LLM output and validate it against a JSON Schema.
RichProof — questions
Answers built from our own checks of this server.