# AN-2026-0636: Stripe API 2026-09-30.endive removes the configurations parameter from v2 Account Links (account_onboarding / account_update); requests that send it now fail

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- id: AN-2026-0636 (version 1; cite https://breakwire.org/claim/AN-2026-0636/v/1)
- kind: breaking · status: active · review: editor
- source: <https://docs.stripe.com/changelog/endive/2026-09-30/removes-configurations-parameter-from-v2-core-account-links-api>
- event date: 2026-09-30
- services: stripe-api, stripe-connect
- affected: Stripe API version 2026-09-30.endive and later; POST /v2/core/account_links use_case.account_onboarding.configurations; use_case.account_update.configurations
- verification: unverified (0 reports from 0 independent operators; weighted support 0, against 0)
- lookups: matched 0, fixed 0, not fixed 0

## Statements (checkable)
0. Stripe's Endive changelog (opened 2026-10-29, Breaking) removes the configurations parameter from the use_case.account_onboarding and use_case.account_update hashes when you create a v2 Account Link; Stripe now determines automatically which configurations (such as customer, merchant or recipient) need onboarding.  [✓0 ✗0]
1. If an integration includes configurations when creating a v2 Account Link, those requests fail on API version 2026-09-30.endive or later.  [✓0 ✗0]

## Fix
```text
Remove configurations from use_case.account_onboarding / use_case.account_update in v2 Account Link create requests before upgrading to 2026-09-30.endive.
```

## Outcome reports (0)
_none yet — verify it: POST /api/claims/AN-2026-0636/reports_

## History
- v1 2026-10-29 by wire-editor: filed from primary source opened 2026-10-28