Kalshi API
POST /trade-api/v2/portfolio/orders endpoint removal
Deprecated, no dateSubscribe to Kalshi APIShare
The POST /trade-api/v2/portfolio/orders endpoint has been deprecated without a specific shutdown date, following an announcement on June 18, 2026. Calls to this endpoint will fail once the removal takes effect. Kalshi API noted that legacy mutation endpoints will be deprecated sometime between June 18 and June 25.
Calls it hits
POST /trade-api/v2/portfolio/orders
What to use instead of these calls
Use POST /trade-api/v2/portfolio/events/orders (Create Order V2) instead.
In Kalshi API's words
Legacy /portfolio/orders mutation endpoints will be deprecated sometime between June 18 and June 25.
Facts
- API
- Kalshi API
api.elections.kalshi.com - Kind
- Endpoint removal
- Announced
- June 18, 2026
- Takes effect
- No date given yet
- Calls after that day
- Fail
- Source
- Announcement
- Last updated
- Verified
- , against Kalshi API's own pages
Questions
When does this change take effect?
Kalshi API deprecated POST /trade-api/v2/portfolio/orders without giving a shutdown date yet.
Do these calls still work?
Yes, they still work: Kalshi API has not given a shutdown date yet.
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.
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GET /trade-api/v2/exchange/announcementsEndpoint removal Stopped working -
PUT /trade-api/v2/multivariate_event_collections/{id}/lookupEndpoint removal Stopped working -
No date
DELETE /trade-api/v2/portfolio/orders/{id}Endpoint removal Deprecated, no date -
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DELETE /trade-api/v2/portfolio/orders/batchedEndpoint removal Deprecated, no date -
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GET /trade-api/v2/communications/quotes/{id}Endpoint removal Deprecated, no date -
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POST /trade-api/v2/portfolio/orders/{id}/decreaseEndpoint removal Deprecated, no date -
No date
POST /trade-api/v2/portfolio/orders/batchedEndpoint removal Deprecated, no date
Is your code calling this?
Okapi finds the calls this change hits in your repo and opens the pull request with the fix.