Gemini Exchange API
/v1/feepromos endpoint removal
Stopped workingSubscribe to Gemini Exchange APIShare
On September 10, 2026, Gemini Exchange API removed the deprecated /v1/feepromos endpoint from the REST API specification and TypeScript SDK. Any calls sent to /v1/feepromos fail after that day.
Calls it hits
/v1/feepromos
What to use instead of these calls
Call POST /v1/notionalvolume with the optional symbol parameter to read symbol-specific fee rates, such as stablecoin promo tiers.
In Gemini Exchange API's words
Removed the deprecated /v1/feepromos endpoint from the REST API specification and TypeScript SDK
Facts
- API
- Gemini Exchange API
api.gemini.com - Kind
- Endpoint removal
- Announced
- September 10, 2026
- Takes effect
- September 10, 2026
- Calls after that day
- Fail
- Source
- Announcement
- Last updated
- Verified
- , against Gemini Exchange API's own pages
Questions
When does this change take effect?
Calls to /v1/feepromos on Gemini Exchange API stopped working on September 10, 2026.
What happens to calls after September 10, 2026?
They have failed since September 10, 2026.
How do I find the calls this hits in my code?
Okapi reads your repository, finds the calls this change hits and opens a pull request with the fix. It never commits to your branches: every change comes as a pull request you review.
You fixed this one by hand.
Okapi opens the pull request with the fix before the next breaking change reaches your code.