GreyNoise API · Endpoint removal
The IP Similarity API stops working
Stopped working
Calls to GET /v3/similarity/ips/* on GreyNoise API stopped working on January 1, 2026.
What to use instead of these calls
GreyNoise names no replacement for IP Similarity: dropping the feature is a product decision.
Calls it hits
GET /v3/similarity/ips/*
All endpoints with a new replacment endpoint indicated or noted as being Deprecated will be End of Life (no longer available) as of 1-Jan-2026.
Facts
- API
- GreyNoise API
api.greynoise.io - Kind
- Endpoint removal
- Announced
- July 28, 2025
- Takes effect
- January 1, 2026
- Calls after that day
- Fail
- Source
- Announcement
- Last updated
More from GreyNoise API
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