v0.86.0

0.86.0 (2026-03-18)

Full Changelog: v0.85.0...v0.86.0

Features

• add support for filesystem memory tools (#1247) (235d218)
• api: manual updates (86dbe4a)
• api: manual updates (45d9cc0)

Bug Fixes

• AsyncAnthropic._make_status_error missing 529 and 413 cases (#1244) (05220bc)
• deps: bump minimum typing-extensions version (09ab112)
• pydantic: do not pass by_alias unless set (b17480e)

Chores

• internal: tweak CI branches (3c0308c)

v0.85.0

0.85.0 (2026-03-16)

Full Changelog: v0.84.0...v0.85.0

Features

• api: chore(config): clean up model enum list (#31) (cce1a5b)
• api: GA thinking-display-setting (207340c)
• tests: update mock server (7dc86a4)

Bug Fixes

• client: add missing 413 and 529 error handlers to async client (#1554) (9c2986f)
• tool runner: propagate container_id for programmatic tool calling (#1462) (3ae7ff6)
• tools: use filtered messages list in async compaction (#1124) (710d666)

Chores

• ci: bump uv version (09656ac)
• internal: codegen related update (c9e9fc2)
• internal: codegen related update (77f77d1)
• tests: unskip tests that are now supported in steady (827330b)

v0.84.0

0.84.0 (2026-02-25)

Full Changelog: v0.83.0...v0.84.0

Features

• api: change array_format to brackets (925d2ad)
• api: remove publishing section from cli target (7bc7ceb)
• helpers: add conversion helpers for MCP tools, prompts, and resources (#1383) (9489751)

Chores

• add missing raw jsonl results method (1009d4a)
• internal: add request options to SSE classes (4f4bc8e)
• internal: make test_proxy_environment_variables more resilient (f7056e0)
• internal: make test_proxy_environment_variables more resilient to env (143efcc)
• internal: simplify http snapshots (#1092) (4a4dc9f)
• internal: update jsonl tests (a8e6a6e)

Documentation

• rebrand to Claude SDK and streamline README (6b54405)

v0.83.0

0.83.0 (2026-02-19)

Full Changelog: v0.82.0...v0.83.0

Features

• api: Add top-level cache control (automatic caching) (a940123)

Chores

• update mock server docs (34ef48c)

v0.82.0

0.82.0 (2026-02-18)

Full Changelog: v0.81.0...v0.82.0

Features

• api: fix shared UserLocation and error code types (da3b931)

Bug Fixes

• add backward-compat aliases for removed nested UserLocation classes (#1409) (56db1e3)

v0.81.0

0.81.0 (2026-02-18)

Full Changelog: v0.80.0...v0.81.0

Features

• api: Make new tool versions available as top level tool types (0a385c2)

v0.80.0

0.80.0 (2026-02-17)

Full Changelog: v0.79.0...v0.80.0

Features

• api: Releasing claude-sonnet-4-6 (d518d6e)

Bug Fixes

• api: fix spec errors (1413a76)
• remove speed from ga messages (#1402) (f6ce67c)

Chores

• format all api.md files (28a0eb5)
• internal: bump dependencies (99f3014)
• internal: fix lint error on Python 3.14 (a90d71b)

Refactors

• vertex: remove redundant isinstance check in load_auth (#1387) (6b7a7dc)

v0.79.0

0.79.0 (2026-02-07)

Full Changelog: v0.78.0...v0.79.0

Features

• api: enabling fast-mode in claude-opus-4-6 (5953ba7)

Bug Fixes

• pass speed parameter through in sync beta count_tokens (1dd6119)

v0.78.0

0.78.0 (2026-02-05)

Full Changelog: v0.77.1...v0.78.0

Features

• api: Release Claude Opus 4.6, adaptive thinking, and other features (3ef1529)

v0.77.1

0.77.1 (2026-02-03)

Full Changelog: v0.77.0...v0.77.1

Bug Fixes

• structured outputs: send structured output beta header when format is omitted (#1158) (258494e)

Chores

• remove claude-code-review workflow (#1338) (aec4512)