# Anthropic TypeScript SDK v0.105.0 — sdk: v0.105.0

- Product: Anthropic TypeScript SDK (https://whatsnew.fyi/product/anthropic-sdk-typescript)
- Vendor: Anthropic
- Date: 2026-06-18
- Version: v0.105.0
- Original notes: https://github.com/anthropics/anthropic-sdk-typescript/releases/tag/sdk-v0.105.0
- Permalink: https://whatsnew.fyi/product/anthropic-sdk-typescript/releases/v0.105.0

What's New is an index, not a publisher: every entry below links to the vendor's own release notes, which are the authoritative source. Entries are labelled where they are hand-curated sample data, pre-releases, or drawn from a secondary source such as a developer blog.

Reuse: the summaries, labels and curation here are © What's New. Quote freely with attribution and a link back; wholesale republication of the corpus is not permitted — terms: https://whatsnew.fyi/terms. The vendors' own release notes remain their publishers'.

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- **added** — Add support for new code_execution_20260120 tool
- **changed** — Lazily parse partial tool json input in stream

##### 0.105.0 (2026-06-18)

Full Changelog: [sdk-v0.104.2...sdk-v0.105.0](https://github.com/anthropics/anthropic-sdk-typescript/compare/sdk-v0.104.2...sdk-v0.105.0)

###### Features

* **api:** add support for new code_execution_20260120 tool ([8dc2b54](https://github.com/anthropics/anthropic-sdk-typescript/commit/8dc2b54ee9f19cfc0a8f5cb49d0e1b93f4a4cadd))
* **stream:** lazily parse partial tool json input ([#99](https://github.com/anthropics/anthropic-sdk-typescript/issues/99)) ([e55ceee](https://github.com/anthropics/anthropic-sdk-typescript/commit/e55ceee5e3053ada96a7fe008b1fd6ebc0e42544))


###### Chores

* **internal/deps:** bump swc to 1.15.40 ([#97](https://github.com/anthropics/anthropic-sdk-typescript/issues/97)) ([a1d4d75](https://github.com/anthropics/anthropic-sdk-typescript/commit/a1d4d7549251f88100f44b0350f6123c9cbea5ec))
* **internal:** use are the types wrong directly ([#94](https://github.com/anthropics/anthropic-sdk-typescript/issues/94)) ([3d362af](https://github.com/anthropics/anthropic-sdk-typescript/commit/3d362afd0aade3d18f10e61a5e4809c0bd495768))
* **tests:** stop using deprecated models ([#98](https://github.com/anthropics/anthropic-sdk-typescript/issues/98)) ([65ae1af](https://github.com/anthropics/anthropic-sdk-typescript/commit/65ae1afee1bb76179c58e1758a48d668e3fcf7b3))