Rank the fastest-accelerating research topics across ~4,500 OpenAlex topics, wee
Rank the fastest-accelerating research topics across ~4,500 OpenAlex topics, weekly — returns rank, momentum z-score, growth, acceleration and citation-quality growth per topic, filterable by field. Use to find what is accelerating.
Answeringour last check, 2026-09-24
1 of 1checks answered this week
324 msmedian answer time
$0.05listed price per call
$0.05price 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://answerpool.io/v1/technology/emerging
| Category | Search and research |
|---|---|
| Provider host | answerpool.io |
| Networks | eip155:8453 |
| Payment schemes | exact |
| Self-reported calls, 30 days | 1 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 | $0.05 | 324 ms |
Example input (from the provider)
{
"method": "GET",
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET",
"HEAD",
"DELETE"
],
"type": "string"
},
"queryParams": {
"additionalProperties": false,
"properties": {
"emerging_only": {
"default": false,
"description": "Only topics flagged emerging (high momentum, below-median size).",
"title": "Emerging Only",
"type": "boolean"
},
"field": {
"anyOf": [
{
"maxLength": 80,
"type": "string"
},
{
"type": "null"
}
],
"default": null,
"description": "Restrict to an OpenAlex field name, e.g. 'Engineering', 'Medicine'.",
"title": "Field"
},
"limit": {
"default": 25,
"description": "Number of ranked topics to return.",
"maximum": 100,
"minimum": 1,
"title": "Limit",
"type": "integer"
},
"min_works": {
"default": 50,
"description": "Minimum works in the last complete year (filters noise).",
"minimum": 1,
"title": "Min Works",
"type": "integer"
}
},
"title": "EmergingInput",
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"computed_at": {
"title": "Computed At",
"type": "string"
},
"data_as_of": {
"title": "Data As Of",
"type": "string"
},
"disclaimer": {
"default": "Statistical ranking over OpenAlex (CC0) publication counts; an estimate, not ground truth.",
"title": "Disclaimer",
"type": "string"
},
"last_full_year": {
"title": "Last Full Year",
"type": "integer"
},
"method_id": {
"default": "technology_momentum_stat_v1",
"title": "Method Id",
"type": "string"
},
"scan_id": {
"title": "Scan Id",
"type": "string"
},
"topics": {
"items": {
"properties": {
"acceleration_3y": {
"anyOf": [
{
"type": "number"
},
{
"type": "null"
}
],
"title": "Acceleration 3Y"
},
"decile_growth_3y": {
"anyOf": [
{
"type": "number"
},
{
"type": "null"
}
],
"title": "Decile Growth 3Y"
},
"field": {
"anyOf": [
{
"type": "string"
},
{
"type": "null"
}
],
"title": "Field"
},
"growth_1y": {
"anyOf": [
{
"type": "number"
},
{
"type": "null"
}
],
"title": "Growth 1Y"
},
"growth_3y": {
"anyOf": [
{
"type": "number"
},
{
"type": "null"
}
],
"title": "Growth 3Y"
},
"growth_5y": {
"anyOf": [
{
"type": "number"
},
{
"type": "null"
}
],
"title": "Growth 5Y"
},
"is_emerging": {
"title": "Is Emerging",
"type": "boolean"
},
"momentum_stat": {
"anyOf": [
{
"type": "number"
},
{
"type": "null"
}
],
"description": "Universe z-score blend of 3y growth, acceleration and lagged top-decile growth (method technology_momentum_stat_v1).",
"title": "Momentum Stat"
},
"name": {
"anyOf": [
{
"type": "string"
},
{
"type": "null"
}
],
"title": "Name"
},
"rank": {
"anyOf": [
{
"type": "integer"
},
{
"type": "null"