freeapis

StackExchange

Q&A forum for developers

Authentication
OAuth
HTTPS
Yes
CORS
Unknown
Category
Development

Overview

StackExchange provides Stack Overflow Q&A data — keyless reads work (verified live); OAuth for write/private.

Quick Start

Questions (verified live):

curl "https://api.stackexchange.com/2.3/questions?site=stackoverflow&pagesize=1"
{ "items": [ { "tags": ["tooling-recommendation"], "owner": { "account_id": 29669370, "reputation": 1 } } ] }

Authentication

  • Public reads keyless (verified); register an app for a key/OAuth.
  • Send it as the key/access_token query parameter.

Rate Limits & Notes

  • 300 requests/day keyless (check the docs); key raises limits.
  • Questions, answers, users.

FAQ

Is StackExchange free? Yes — keyless reads (verified).

Does it need a key? No for public reads (verified); a key raises limits.

What does it return? Stack Overflow Q&A data.

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