# AI SDK 5.0.250

- Product: AI SDK (https://whatsnew.fyi/product/ai-sdk)
- Vendor: Vercel
- Date: 2026-08-31
- Version: 5.0.250
- Original notes: https://github.com/vercel/ai/releases/tag/ai%405.0.250
- Permalink: https://whatsnew.fyi/product/ai-sdk/releases/5.0.250

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- **changed** — Validate persisted typed tool calls against current input and output schemas, loading schema-incompatible empty or error inputs and completed or failed history from unavailable tools as dynamic tool parts instead of exposing unvalidated values under current static tool types
- **changed** — Mark transient network errors that occur while reading successful response bodies as retryable, including AI Gateway responses

###### Patch Changes

- 4e3f54b: Validate persisted typed tool calls against current input and output schemas.
  Schema-incompatible empty or error inputs and completed or failed history from
  unavailable tools remain loadable as dynamic tool parts instead of exposing
  unvalidated values under current static tool types.
- 26165ee: Mark transient network errors that occur while reading successful response bodies as retryable, including AI Gateway responses.
- Updated dependencies [810dc70]
- Updated dependencies [7a926ba]
- Updated dependencies [25c1956]
- Updated dependencies [26165ee]
  - @ai-sdk/gateway@2.0.144
  - @ai-sdk/provider-utils@3.0.36