Find 3-10 scholarly candidates for a question or topic
Find 3-10 scholarly candidates for a question or topic. Returns DOI/OpenAlex IDs, authors, year, venue, source URLs, citation context, open-access location, and known retraction/correction warnings. JSON only. Does not claim that a paper proves a statement.
30000 (raw units)
price
2
calls / 30d
1
unique payers
2026-09-11
updated
Provider
aep-api.fly.dev · discovered, not yet claimed by its owner
Payment (x402 accepts[])
[
{
"scheme": "exact",
"network": "eip155:8453",
"payTo": "0x3bc7011b2ad12c89e768e27c6c27b6548bfc53f5",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"amount": "30000",
"maxTimeoutSeconds": 60
}
]Output schema
{
"bazaar": {
"info": {
"input": {
"body": {
"exclude_known_retracted": false,
"from_year": 2022,
"limit": 5,
"open_access_only": false,
"query": "Does retrieval-augmented generation reduce hallucinations?"
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"papers": [
{
"access": {
"best_url": "https://…",
"confidence": "reported",
"is_oa": true,
"license": "cc-by",
"retrieved_at": "…",
"source": "openalex"
},
"authors": [
{
"name": "…",
"orcid": null
}
],
"identifiers": {
"doi": "10.xxxx/…",
"openalex": "W…"
},
"impact_context": {
"citation_count": 42,
"note": "Citation count is impact context from one provider, not a quality score.",
"retrieved_at": "…",
"source": "openalex"
},
"integrity": {
"note": "No update records found on checked sources. This is not proof of validity.",
"sources_checked": [
"openalex",
"crossref"
],
"status": "none_found",
"updates": []
},
"provenance": {
"title": {
"retrieved_at": "…",
"source": "openalex"
}
},
"relevance": {
"rank": 1,
"reason": "provider relevance; DOI; complete metadata; recent",
"score": 0.87
},
"source_urls": [
"https://doi.org/10.xxxx/…",
"https://openalex.org/W…"
],
"title": "…",
"type": "article",
"venue": "…",
"year": 2024
}
],
"partial_failures": [],
"request": {
"filters": {
"exclude_known_retracted": false,
"from_year": 2022,
"limit": 5,
"open_access_only": false,
"to_year": null
},
"id": "req_…",
"normalized_query": "retrieval-augmented generation reduce hallucinations",
"price_usd": "0.03",
"retrieved_at": "2026-09-01T12:00:00.000Z"
},
"stats": {
"cache": "miss",
"candidates_retrieved": 15,
"duplicates_removed": 1,
"filtered_retracted": 0,
"latency_ms": 2140
},
"warnings": [
"Candidate evidence only; relevance and citation count do not establish truth or quality. A missing integrity warning does not prove a paper is sound."
]
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"exclude_known_retracted": {
"default": false,
"description": "Default keeps retracted records but marks them; true filters them.",
"type": "boolean"
},
"fields": {
"description": "Optional response minimization.",
"items": {
"enum": [
"papers",
"relevance",
"impact_context",
"access",
"integrity",
"provenance"
],
"type": "string"
},
"type": "array"
},
"from_year": {
"type": "integer"
},
"limit": {
"default": 5,
"maximum": 10,
"minimum": 3,
"type": "integer"
},
"open_access_only": {
"default": false,
"type": "boolean"
},
"query": {
"description": "Question, claim, or research topic.",
"maxLength": 500,
"minLength": 8,
"type": "string"
},
"to_year": {
"type": "integer"
}
},
"required": [
"query"
],
"type": "object"
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"method": {
"enum": [
"POST"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
}Use it
curl
curl "https://aep-api.fly.dev/v1/evidence-pack" # -> 402 Payment Required, accepts[] lists how to pay # retry with a PAYMENT-SIGNATURE (or PAYMENT header) once paid
JavaScript
const res = await fetch("https://aep-api.fly.dev/v1/evidence-pack");
if (res.status === 402) {
const { accepts } = await res.json();
// pay one of accepts[] via an x402 client, then retry with the payment header
}Python
import httpx
res = httpx.get("https://aep-api.fly.dev/v1/evidence-pack")
if res.status_code == 402:
accepts = res.json()["accepts"]
# pay one of accepts[] via an x402 client, then retry with the payment headerMachine-readable
Everything on this page is also available as clean JSON at /resources/12633.json, and this resource appears in /discovery/resources and /discovery/search.