dictionary sites: official API and open-data routes
Symptom: Ad-heavy pages, bot detection
What agents usually want: definitions
Wiktionary REST API
- Documentation: https://en.wiktionary.org/api/rest_v1/
- Authentication: No key; Wikimedia User-Agent policy applies
- Last check: ok, 2026-10-27
Free Dictionary API
- Documentation: https://dictionaryapi.dev/
- Authentication: No key
- Notes: Intermittent 502 errors seen on 2026-10-27.
- Last check: ok, 2026-10-27