EdgeChat List API
The List API from EdgeChat — 1 operation(s) for list.
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OpenAPI Specification
openapi: 3.2.0
info:
title: Edgepedia List API
version: '1'
description: Read-only JSON access to the Edgepedia encyclopedia articles. Keyless. 600 requests a minute and 100,000 a day per IP address (429 with Retry-After past that). Free with credit under the Edgepedia Community License 1.0; AI training is open to everyone.
license:
name: Edgepedia Community License 1.0
url: https://www.edgechat.ai/edgepedia/license
contact:
url: https://www.edgechat.ai/developers
name: EdgeChat
email: olivia.jin@biostate.ai
x-logo:
url: https://www.edgechat.ai/assets/edgechat-chestnut-orange-logo-v2.png
altText: EdgeChat
backgroundColor: '#FFFFFF'
href: https://www.edgechat.ai/developers
x-origin:
- format: openapi
version: '3.1'
url: https://www.edgechat.ai/openapi.json
servers:
- url: https://www.edgechat.ai/api/v1
tags:
- name: List
paths:
/list:
get:
operationId: getList
summary: Faceted article lists
description: One tree a call, 30 a page.
parameters:
- name: topic
in: query
required: false
description: ''
schema:
type: string
example: life.animals.mammals.monotremes-marsupials
- name: geo
in: query
required: false
description: ''
schema:
type: string
- name: period
in: query
required: false
description: ''
schema:
type: string
enum:
- TBC
- T500
- T1000
- T1800
- T1946
- T2001
- T2021
- NODATE
- name: type
in: query
required: false
description: ''
schema:
type: string
enum:
- person
- name: page
in: query
required: false
description: Page, from 1.
schema:
type: integer
minimum: 1
- $ref: '#/components/parameters/fields'
responses:
'200':
description: OK
content:
application/json:
schema:
$ref: '#/components/schemas/GetListResponse'
examples:
live:
summary: GET https://www.edgechat.ai/api/v1/list?topic=life.animals.mammals.monotremes-marsupials
description: 'A live answer of 2026-10-07: arrays cut to two items, long text cut with an ellipsis.'
value:
topic: life.animals.mammals.monotremes-marsupials
nodes:
- id: life.animals.mammals.monotremes-marsupials
label: Monotremes and marsupials
articles: 31
total: 31
page: 1
pages: 2
results:
- id: epn6gdvets
slug: bandicoot
title: Bandicoot
excerpt: Bandicoots are a group of about 20 species of small to medium-sized, nocturnal marsupial omnivores in the order Peramelemorphia, endemic to the Australia–New Guinea region, some endangered.
topic_node: life.animals.mammals.monotremes-marsupials
url: https://www.edgechat.ai/bandicoot
api_url: https://www.edgechat.ai/api/v1/articles/bandicoot
- id: epdg91k83d
slug: common-brushtail-possum
title: Common brushtail possum
excerpt: The common brushtail possum (Trichosurus vulpecula) is a nocturnal, semiarboreal marsupial native to Australia, introduced to New Zealand in the 1830s, where it became a major pest.
topic_node: life.animals.mammals.monotremes-marsupials
url: https://www.edgechat.ai/common-brushtail-possum
api_url: https://www.edgechat.ai/api/v1/articles/common-brushtail-possum
license:
name: Edgepedia Community License 1.0
url: https://www.edgechat.ai/edgepedia/license
summary: Free with credit, commercial use included. AI training is open to everyone. For other uses, organizations over USD 100M in revenue or 100M monthly users license separately.
headers:
RateLimit-Policy:
$ref: '#/components/headers/RateLimit-Policy'
ETag:
$ref: '#/components/headers/ETag'
Last-Modified:
$ref: '#/components/headers/Last-Modified'
Content-Digest:
$ref: '#/components/headers/Content-Digest'
Edgepedia-Corpus-Version:
$ref: '#/components/headers/Edgepedia-Corpus-Version'
'400':
$ref: '#/components/responses/Error'
'404':
$ref: '#/components/responses/Error'
'503':
$ref: '#/components/responses/Error'
tags:
- List
components:
schemas:
GetListResponse:
type: object
properties:
topic:
type: string
nodes:
type: array
items:
type: object
properties:
id:
type: string
label:
type: string
articles:
type: integer
total:
type: integer
page:
type: integer
pages:
type: integer
results:
type: array
items:
type: object
description: A topic list's rows carry id and topic_node; a geography list's rows carry geo, and no id.
properties:
id:
type: string
slug:
type: string
title:
type: string
excerpt:
type: string
topic_node:
type: string
geo:
type: string
url:
type: string
api_url:
type: string
license:
type: object
properties:
name:
type: string
url:
type: string
summary:
type: string
geo:
type: string
period:
type: string
type:
type: string
description: 'Shape read from a live answer of 2026-10-07; fields may be added, never renamed or removed. Every field is optional: an answer carries the fields of its own branch.'
Error:
type: object
properties:
error:
type: object
properties:
code:
type: string
message:
type: string
hint:
type: string
next:
type: string
format: uri
did_you_mean:
type: array
items:
type: object
properties:
id:
type: string
slug:
type: string
title:
type: string
api_url:
type: string
required:
- code
- message
required:
- error
headers:
RateLimit-Policy:
description: 'The limiter''s two windows, per IP address and per server instance (IETF RateLimit header fields): 600 requests a minute and 100,000 a day.'
schema:
type: string
example: '"minute";q=600;w=60, "day";q=100000;w=86400'
Content-Digest:
description: sha-256 of the body (RFC 9530).
schema:
type: string
Edgepedia-Corpus-Version:
description: The corpus release that answered.
schema:
type: string
Last-Modified:
description: The corpus release date (informational; only the ETag validates).
schema:
type: string
ETag:
description: A hash of the body; send it back as If-None-Match for a 304.
schema:
type: string
responses:
Error:
description: 'An error: { error: { code, message } }'
content:
application/json:
schema:
$ref: '#/components/schemas/Error'
parameters:
fields:
name: fields
in: query
required: false
description: 'Comma-separated keys: each result (or the answer, when it has no results) keeps only these.'
schema:
type: string