tomevault-io AI Agent Chat
Send messages to the Pinion AI agent and get a response. The agent knows about the Pinion protocol, x402, OpenClaw, ERC-8004 and on-chain topics. It has web search for current information.
Endpoint
POST https://pinionos.com/skill/chat
Price: $0.01 USDC per call (x402 on Base)
Request Body
{
"messages": [
{ "role": "user", "content": "what is x402?" }
]
}
| Field | Type | Required | Description |
|---|---|---|---|
| messages | array | yes | Array of { role, content } message objects |
Roles: user or assistant. Send conversation history for multi-turn chat.
Example Request
curl -X POST https://pinionos.com/skill/chat \
-H "Content-Type: application/json" \
-d '{"messages":[{"role":"user","content":"what is x402?"}]}'
The first request returns HTTP 402 with payment requirements. Sign a USDC TransferWithAuthorization (EIP-3009) and retry with the X-PAYMENT header.
Example Response
{
"response": "x402 is a protocol that brings the HTTP 402 Payment Required status code to life..."
}
When to Use
- Ask about the Pinion protocol, x402, or Base.
- Get explanations of on-chain concepts.
- Use as a sub-agent for research within an autonomous workflow.
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