Pennylane API
POST /api/external/v2/ledger_attachments endpoint removal
Deprecated, no dateSubscribe to Pennylane APIShare
Pennylane API has deprecated POST /api/external/v2/ledger_attachments without a shutdown date. Calls hitting this endpoint will eventually fail. The change affects all requests previously used to upload a file through this route.
Calls it hits
POST /api/external/v2/ledger_attachments
What to use instead of these calls
Use POST /api/external/v2/file_attachments instead. Note that moving to the replacement requires the file_attachments:all scope.
In Pennylane API's words
Deprecated: POST /api/external/v2/ledger_attachments (Upload a file) Use instead: POST /api/external/v2/file_attachments (Upload a file)
Facts
- API
- Pennylane API
api.pennylane.com - Kind
- Endpoint removal
- Announced
- January 14, 2026
- Takes effect
- No date given yet
- Calls after that day
- Fail
- Source
- Announcement
- Last updated
- Verified
- , against Pennylane API's own pages
Questions
When does this change take effect?
Pennylane API deprecated POST /api/external/v2/ledger_attachments without giving a shutdown date yet.
Do these calls still work?
Yes, they still work: Pennylane 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.
Is your code calling this?
Okapi finds the calls this change hits in your repo and opens the pull request with the fix.