Index onlineMerchant portal
Api Endpoint

free-works-by-subject

Browse free works by subject or genre (Library of Congress subject headings and LibriVox genres): 'detective and mystery stories', 'physics', 'french poetry', 'documentary'. Returns matching public-domain books, audiobooks and films with download links. $0.01 per browse.

Open interactive test console

Offering

Provider
intel.rallylive.ca
Method
GET
Offering type
Api Endpoint
Transport type
http
Category
Science And Education
Delivery
Not provided
Pricing model
Not provided
x402 version
2

Endpoint context

URL
https://intel.rallylive.ca/library/subject
MIME type
application/json
First seen
2026-10-16T02:03:37.480Z
Last seen
Tags
subject, genre, free, public-domain, browse

Website

Payment pricing

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

Payment option 1
0.01 USDC
Atomic price: 10000 · Network: eip155:8453 · Asset: USDC · Scheme: exact
Payment option 2
0.01 USDC
Atomic price: 10000 · Network: eip155:84532 · Asset: USDC · Scheme: exact
Raw x402 terms
[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "10000",
    "payTo": "0xFC24FD34da9e49A0110DCaEe3Ad30eC54175eBB3"
  },
  {
    "scheme": "exact",
    "network": "eip155:84532",
    "asset": "0x036CbD53842c5426634e7929541eC2318f3dCF7e",
    "amount": "10000",
    "payTo": "0xFC24FD34da9e49A0110DCaEe3Ad30eC54175eBB3"
  }
]

Observed health

Status
Healthy
Latest latency
1236 ms
Average latency
516 ms
HTTP status
402
Last checked
Reachability
100% over 7 checks

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

Input schema

{
  "type": "object",
  "properties": {
    "type": {
      "type": "string",
      "const": "http"
    },
    "method": {
      "type": "string",
      "enum": [
        "GET"
      ]
    },
    "queryParams": {
      "type": "object",
      "properties": {}
    }
  },
  "required": [
    "type",
    "method"
  ],
  "additionalProperties": false
}

Output schema

{
  "type": "object",
  "properties": {
    "type": {
      "type": "string"
    },
    "example": {
      "type": "object"
    }
  },
  "required": [
    "type"
  ]
}