Literature review and related-paper discovery
Literature review and related-paper discovery. Given a seed paper (arXiv id, DOI, or OpenAlex id) or a topic query, returns semantically similar and recommended scholarly papers to expand a reading list or systematic review, via Semantic Scholar recommendations with an OpenAlex related-works fallback. Keyless.
Answeringour last check, 2026-09-24
1 of 1checks answered this week
167 msmedian answer time
$0.03listed price per call
$0.03price 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://api.kadec0.xyz/v1/related-papers
| Category | Everything else |
|---|---|
| Provider host | api.kadec0.xyz |
| Networks | eip155:8453 |
| Payment schemes | exact |
| Self-reported calls, 30 days | 15 from 2 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-09-24 | valid payment request | 402 | $0.03 | 167 ms |
Example input (from the provider)
{
"method": "GET",
"queryParams": {
"doi": "10.48550/arXiv.1706.03762",
"maxItems": "10"
},
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET",
"HEAD",
"DELETE"
],
"type": "string"
},
"queryParams": {
"anyOf": [
{
"required": [
"id"
]
},
{
"required": [
"doi"
]
},
{
"required": [
"q"
]
}
],
"properties": {
"doi": {
"description": "alias for id (DOI form)",
"type": "string"
},
"id": {
"description": "paper arXiv id, DOI, or OpenAlex id",
"type": "string"
},
"maxItems": {
"default": "15",
"description": "1-50",
"type": "string"
},
"q": {
"description": "query (alternative to id \u2014 relevance search)",
"type": "string"
}
},
"required": [],
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}