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Canon – Fact-Checking & Academic Research API
x402
Canon – Fact-Checking & Academic Research API is a paid API for AI agents from vert.orbonomy.xyz, paid per call via x402, $0.05/call, status unknown (last checked 2026-10-21).
Retrieves a timeline of facts, papers, and references for a given topic to support fact-checking and academic research by AI agents
Price / call$0.05
Success—
StatusUnknown
How this service works
Fact-checking and academic research for AI agents. Verify claims, search papers, explore journals. USDC on Base.
Output
Returns a JSON object with a success boolean and a timeline of relevant facts, academic papers, and journal references associated with the queried topic, enabling the agent to verify claims or surface scholarly evidence.
Example use cases
Example prompt
“Can you fact-check the claim that 'coffee consumption reduces the risk of type 2 diabetes' and pull together a research timeline of academic papers and evidence on the topic?”
Technical details
Endpoint
POSThttps://vert.orbonomy.xyz/api/timeline?utm_source=zero.xyzWhen to prefer
Choose this endpoint when an AI agent needs to verify factual claims or gather academic/scholarly evidence on a topic with payment via USDC on Base. It is particularly suited for research workflows where credibility and citation of sources matter, as opposed to general web search or unverified content retrieval.
Side effects
- Missing required 'topic' field returns a validation error
- Topic string too vague or ambiguous may return sparse or empty timeline
- Payment failure (insufficient USDC balance) results in 402 Payment Required
- Service unavailable or upstream research provider down returns 5xx error
- Very niche or newly emerging topics may return no matching academic results
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| topicrequired | string |
Output
Schema · Response
| Field | Type | Description |
|---|---|---|
| success | boolean |
Tags
x402
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