# Delx Commerce — US Market Holiday Check

> Delx Commerce — US Market Holiday Check is a paid API for AI agents from commerce.delx.ai, paid per call via x402, $0.001/call, status unknown (last checked 2026-10-01).

Checks whether a given date is a US stock market holiday and returns the holiday name if applicable

## Facts

- Endpoint: POST https://commerce.delx.ai/api/v1/x402/us-market-holiday-check?utm_source=zero.xyz
- Price: $0.001/call
- Payment: x402
- Status: unknown
- Last checked: 2026-10-01
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/delx-commerce-us-market-holiday-check-2d588efc
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_RBdq_3TDHUyErZDzETj52

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

## How to call it through Zero

Zero handles the 402 payment challenge and records the run. With the Zero CLI installed (`npm i -g @zeroxyz/cli`):

```sh
zero fetch --capability delx-commerce-us-market-holiday-check-2d588efc -d '<json body>'
```

Example prompt: Is the US stock market open on July 4th, 2025, or is it a holiday?

## When to prefer this

Use this endpoint when you need a lightweight, pay-per-call check for US stock market holidays with no signup or subscription required. Ideal for AI agents that need to conditionally skip or schedule actions on trading days, without integrating a full financial calendar service. Best suited for single-date lookups at minimal cost ($0.001 USDC per call).

## Known failure modes

- Invalid date format (non-YYYY-MM-DD) may result in error or unexpected response
- Missing date field in request body likely returns a validation error
- Dates far in the future may not have holiday data if calendar is not pre-populated
- Network or payment verification failure may result in 402 or timeout

## How this service works

Pay-per-result APIs for agents. No signup. Exact price. Verifiable delivery. USDC on Base + Solana via x402.

## Output

A JSON object indicating whether the specified date is a US stock market holiday (is_holiday: true/false) and, if it is a holiday, the name of the holiday (e.g. 'New Year', 'Independence Day'). Returns schema identifier 'delx/util-us-market-holiday-check/v1'.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "properties": {
  "date": {
   "type": "string",
   "description": "YYYY-MM-DD date"
  }
 }
}
```

## Response schema (JSON Schema)

```json
{
 "type": "json",
 "example": {
  "schema": "delx/util-us-market-holiday-check/v1",
  "is_holiday": true,
  "holiday_name": "New Year"
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/delx-commerce-us-market-holiday-check-2d588efc/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from commerce.delx.ai](https://www.zero.xyz/host/commerce.delx.ai/llms.txt)