The options chain for a US-listed underlying
The options chain for a US-listed underlying: every listed contract with its strike price, expiration date, call or put type, exercise style, contract ticker, and shares per contract. Filter with ?expiration_date=YYYY-MM-DD, ?contract_type=call|put, ?strike_price=, ?expired=true|false, and ?limit=. Use to discover which option contracts exist before pulling price history. From x402stock
Answeringour last check, 2026-09-24
1 of 1checks answered this week
644 msmedian answer time
$0.02listed price per call
$0.02price it asked us
Paid test badge: not yet. The checks above are free: we call the tool without paying and read the payment request it sends back. The Verified badge needs paid calls whose answers match the promised output, and nobody can buy a badge.
Endpoint
GET https://agents.x402stock.xyz/api/v1/options/:ticker
| Category | Market data |
|---|---|
| Provider host | agents.x402stock.xyz |
| Networks | eip155:8453 |
| Payment schemes | exact |
| Self-reported calls, 30 days | 4 from 1 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-09-24 | valid payment request | 402 | $0.02 | 644 ms |
Example input (from the provider)
{
"method": "GET",
"pathParams": {
"ticker": "AAPL"
},
"queryParams": {},
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET",
"HEAD",
"DELETE"
],
"type": "string"
},
"pathParams": {
"ticker": {
"type": "string"
},
"type": "object"
},
"queryParams": {
"properties": {
"contract_type": {
"enum": [
"call",
"put"
],
"type": "string"
},
"expiration_date": {
"type": "string"
},
"expired": {
"type": "boolean"
},
"limit": {
"default": 50,
"exclusiveMinimum": 0,
"maximum": 1000,
"type": "integer"
},
"order": {
"default": "asc",
"enum": [
"asc",
"desc"
],
"type": "string"
},
"strike_price": {
"exclusiveMinimum": 0,
"type": "number"
}
},
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}