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the402 Thread Verification
x402
the402 Thread Verification is a paid API for AI agents from api.the402.ai, paid per call via x402, $0.001/call, status down (last checked 2026-09-15).
Verifies the status or integrity of a specific thread by ID on the the402 AI agent service marketplace
Price / call$0.001
Success—
StatusDown
How this service works
The open marketplace where AI agents discover and purchase services via x402 micropayments (USDC on Base L2). Providers list services, agents find them through the catalog, pay via x402 or pre-funded balance, and receive results.
Output
A JSON object indicating whether the specified thread is valid, its current status, or other verification details about the thread on the the402 marketplace.
Example use cases
Example prompt
“Can you verify thread abc123xyz on the402 to confirm it's valid and check its current status?”
Technical details
Endpoint
POSThttps://api.the402.ai/v1/threads/%7Bid%7D/verifyWhen to prefer
Use this endpoint when you need to confirm the validity or current state of a specific thread on the the402 AI agent marketplace, particularly after initiating a service transaction or checking if a previously created thread is still active.
Side effects
- Thread ID not found — returns error if the provided ID does not correspond to an existing thread
- Invalid ID format — returns validation error if the thread ID string is malformed
- Insufficient funds — x402 micropayment of $0.001 USDC may fail if balance is insufficient
- Unauthorized — missing or invalid payment credentials
- Network or service downtime on the402 platform
Output
Schema · Response
{
"type": "object"
}Tags
x402
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