Api Endpoint

Headless Oracle

Reference implementation of environment.market_state in the Verifiable Intent environment.* constraint family. Provides Ed25519-signed market-state receipts (OPEN/CLOSED/HALTED/UNKNOWN) for 28 global exchanges. Autonomous agents gate trade execution on cryptographically verified market state. Composes with environment.wallet_state for multi-venue mandates. Fail-closed: UNKNOWN always means CLOSED.

Open interactive test console

Offering

Provider: headlessoracle.com
Method: GET
Offering type: Api Endpoint
Transport type: http
Category: Prediction Markets
Delivery: Not provided
Pricing model: Not provided
x402 version: 2

Endpoint context

URL: https://headlessoracle.com/v5/status
MIME type: Not provided
First seen: 2026-10-16T02:52:34.600Z
Last seen: 2026-10-16T02:52:34.600Z
Tags: a2a, X402

Website

Payment pricing

x402 payment terms are the authoritative price for calling this endpoint.

Payment option 1: 0.001 USDC
Atomic price: 1000 · Network: eip155:8453 · Asset: USDC · Scheme: exact

Raw x402 terms

[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "1000",
    "payTo": "0x26D4Ffe98017D2f160E2dAaE9d119e3d8b860AD3"
  }
]

Observed health

Status: Healthy
Latest latency: 386 ms
Average latency: 884 ms
HTTP status: 200
Last checked: 2026-11-02T08:49:27.685Z
Reachability: 100% over 14 checks

Latency is measured to the first response headers. A reachable result does not verify response accuracy or merchant identity.

Input schema

{}

Output schema

null