release: 3.18.0

[stainless-app]

Automated Release PR

3.18.0 (2026-03-25)

Full Changelog: v3.7.1...v3.18.0

Features

• [fix]: add useSearch & toolTimeout to stainless types (e5bedb8)
• [STG-1607] Yield finished SSE event instead of silently dropping it (d5ffd2d)
• Add explicit SSE event names for local v3 streaming (5be6d12)
• Add missing cdpHeaders field to v3 server openapi spec (de6457f)
• Include LLM headers in ModelConfig (23cb4ea)
• Revert broken finished SSE yield config (1de4c00)
• variables for observe (a9d6970)

Chores

• ci: add build step (ed6573f)
• ci: skip lint on metadata-only changes (079a802)
• ci: skip uploading artifacts on stainless-internal branches (3a7e90b)
• internal: codegen related update (f714af2)
• internal: codegen related update (ed9fab1)
• internal: tweak CI branches (85b5b46)
• internal: update gitignore (b4bc8a8)

---

This pull request is managed by Stainless's GitHub App.

The semver version number is based on included commit messages. Alternatively, you can manually set the version number in the title of this pull request.

For a better experience, it is recommended to use either rebase-merge or squash-merge when merging this pull request.

🔗 Stainless website
📚 Read the docs
🙋 Reach out for help or questions

[stainless-app]

🧪 Testing

To try out this version of the SDK:

bundle remove stagehand && bundle add stagehand --source 'https://pkg.stainless.com/s/stagehand-ruby/b4bc8a8ae60ff252080d4bfcd0fc6af26dc95e74'

Expires at: Fri, 24 Apr 2026 23:13:42 GMT
Updated at: Wed, 25 Mar 2026 23:13:42 GMT

[stainless-app]

Release version edited manually

The Pull Request version has been manually set to 3.18.0 and will be used for the release.

If you instead want to use the version number 3.8.0 generated from conventional commits, just remove the label autorelease: custom version from this Pull Request.

[monadoid]

LGTM

[stainless-app]

🤖 Release is at https://github.com/browserbase/stagehand-ruby/releases/tag/v3.18.0 🌻