1.5.0 (2026-09-10)
Full Changelog: v1.4.0...v1.5.0
Features
- api: add auto mode tool permissions for Managed Agents (62aa21b)
- api: add content_too_large web_fetch tool error code (4b5dec6)
- api: add the user-profiles-2026-09-04 beta value and external_user_details to user profiles (5f881a5)
- api: support mounting public GitHub repositories without an authorization_token in Managed Agents sessions (285937c)
- client: add Message.to_param() and BetaMessage.to_param() (192a2b2)
- credentials: add CredentialsError and IdentityTokenFileError (9acd79f)
- tools: accept tool objects directly in messages.create, parse, stream and count_tokens (ebd2fc5)
Bug Fixes
- client: merge extra_body before client hooks run (7aaf887)
- credentials: refuse credentials files accessible by group or others (7af3e2b)
- streaming: keep partial tool input JSON off content blocks (4605bca)
- types: leave parsed_output out of dumped text blocks (ca0706d)
Chores
- client: clean up the unused idempotency request option (c97830c)
- client: keep the idempotency_key request option as a deprecated no-op (#621) (c2ab92e)
- docs: correct the environment scope field description (b903ee0)
- internal: remove generated file header comments (ae671f8)
- internal: restore package version (f3aefc7)
- internal: restore package version (e3c70e8)
- internal: stop stamping the package version into generated files (e7a6a28)
- tests: restore empty test package marker files (0803af0)