v3.7.0

3.7.0 (2026-03-07)

Full Changelog: v3.6.0...v3.7.0

Features

• add otel_link_id for SDK/trace record deduplication (#28) (f511399)
• add otel_link_id support for SDK/trace record deduplication (50150ca)
• api: api update (8807bde)
• client: add custom JSON encoder for extended type support (6308171)
• client: add support for binary request streaming (dedc776)

Bug Fixes

• docs: fix mcp installation instructions for remote servers (fbe8bce)
• make SystemOptions a non-breaking optional parameter (7ce95ac)
• resolve import sorting lint errors (75cebe4)
• use length-sorted imports per ruff config (85214df)

Chores

• ci: skip uploading artifacts on stainless-internal branches (1529947)
• ci: upgrade actions/github-script (9ac3a1a)
• format all api.md files (d1f94d0)
• internal: add request options to SSE classes (4f455ba)
• internal: bump dependencies (18a346b)
• internal: codegen related update (ac5ea7c)
• internal: fix lint error on Python 3.14 (04b3ad1)
• internal: make test_proxy_environment_variables more resilient (e438dc1)
• internal: make test_proxy_environment_variables more resilient to env (9624b3c)
• internal: update actions/checkout version (2c0cb07)
• test: do not count install time for mock server timeout (08b509f)
• update mock server docs (e8e3b58)

Documentation

• prominently feature MCP server setup in root SDK readmes (274c2d8)

v3.6.0

3.6.0 (2025-12-21)

Full Changelog: v3.5.0...v3.6.0

Features

• Add telemetry wrappers around Anthropic and OpenAI SDKs (#26) (ed9c8ef)

Bug Fixes

• ensure streams are always closed (4c5fd3c)
• types: allow pyright to infer TypedDict types within SequenceNotStr (196cfaf)
• use async_to_httpx_files in patch method (144f401)

Chores

• add missing docstrings (5482beb)
• deps: mypy 1.18.1 has a regression, pin to 1.17 (68d4195)
• docs: use environment variables for authentication in code snippets (b63402c)
• internal: add --fix argument to lint script (3fa3895)
• internal: add missing files argument to base client (5e9f032)
• speedup initial import (11876d7)
• update lockfile (e098aad)

v3.5.0

3.5.0 (2025-11-22)

Full Changelog: v3.4.0...v3.5.0

Features

• api: api update (d89b4f8)

Bug Fixes

• compat with Python 3.14 (67369fc)
• compat: update signatures of model_dump and model_dump_json for Pydantic v1 (6bca5ea)

Chores

• add Python 3.14 classifier and testing (79e4d7b)
• internal/tests: avoid race condition with implicit client cleanup (8458c77)
• internal: grammar fix (it's -> its) (2ef4347)
• package: drop Python 3.8 support (1641026)

v3.4.0

3.4.0 (2025-10-30)

Full Changelog: v3.3.0...v3.4.0

Features

• api: api update (6197746)

Bug Fixes

• client: close streams without requiring full consumption (0139877)

v3.3.0

3.3.0 (2025-10-18)

Full Changelog: v3.2.1...v3.3.0

Features

• api: api update (619342f)
• api: api update (659c61f)
• api: api update (5d3b449)
• api: api update (e952932)
• improve future compat with pydantic v3 (c19bb04)
• types: replace List[str] with SequenceNotStr in params (98903f5)

Bug Fixes

• avoid newer type syntax (6d137a3)
• types: add missing types to method arguments (6f6fb94)

Chores

• bump httpx-aiohttp version to 0.1.9 (edcf290)
• do not install brew dependencies in ./scripts/bootstrap by default (7fd26a7)
• Fix types in helper functions (916268e)
• internal: add Sequence related utils (eca421b)
• internal: change ci workflow machines (5db60cd)
• internal: detect missing future annotations with ruff (cc6f494)
• internal: move mypy configurations to pyproject.toml file (d010781)
• internal: update comment in script (0d65747)
• internal: update pydantic dependency (932d192)
• internal: update pyright exclude list (fb450c7)
• tests: simplify get_platform test (030c06a)
• types: change optional parameter type from NotGiven to Omit (ad1edcb)
• update @stainless-api/prism-cli to v5.15.0 (345ac7a)
• update github action (f458891)

v3.2.1

3.2.1 (2025-08-06)

Full Changelog: v3.2.0...v3.2.1

Bug Fixes

• simulation: Allow initial_messages to be a callable (96d8781)

Chores

• internal: fix ruff target version (c4585ae)

v3.2.0

3.2.0 (2025-08-06)

Full Changelog: v3.1.0...v3.2.0

Features

• Add multi-turn simulation helper (ea2f8eb)
• Allow stopping the conversation with custom stop checks (a4a836e)

Bug Fixes

• Handle unspecified initial_messages in multi_turn_simulation (403af47)

v3.1.0

3.1.0 (2025-07-31)

Full Changelog: v3.0.0...v3.1.0

Features

• clean up environment call outs (da50a3a)
• client: support file upload requests (89bf1f3)

Bug Fixes

• parsing: ignore empty metadata (00a1102)
• parsing: parse extra field types (48a8a2f)

Chores

• project: add settings file for vscode (398d1ec)

v3.0.0

3.0.0 (2025-07-12)

Full Changelog: v2.2.0...v3.0.0

⚠ BREAKING CHANGES

• systems: Make systems easier to use in the SDK

Features

• systems: Make systems easier to use in the SDK (0f026d6)

Bug Fixes

• ci: correct conditional (59f3204)
• ci: release-doctor — report correct token name (2ff8123)
• client: don't send Content-Type header on GET requests (3563441)
• parsing: correctly handle nested discriminated unions (4cb4d6f)

Chores

• ci: change upload type (4a3022a)
• ci: only run for pushes and fork pull requests (d3674a3)
• internal: bump pinned h11 dep (f412d95)
• internal: codegen related update (a46bb96)
• internal: codegen related update (2e2e4f0)
• package: mark python 3.13 as supported (32a41c5)
• readme: fix version rendering on pypi (cc77b2d)

v2.2.0

2.2.0 (2025-06-24)

Full Changelog: v2.1.0...v2.2.0

Features

• api: api update (79af4fe)
• client: add support for aiohttp (d6bd45d)

Bug Fixes

• auth: Use bearer auth for API keys (617d233)
• tests: fix: tests which call HTTP endpoints directly with the example parameters (c572597)

Chores

• ci: enable for pull requests (35500a1)
• internal: codegen related update (88e8b62)
• internal: codegen related update (332a067)
• internal: update conftest.py (5b724c8)
• readme: update badges (dc4ba78)
• tests: add tests for httpx client instantiation & proxies (b636d85)
• tests: skip some failing tests on the latest python versions (b12904b)

Documentation

• client: fix httpx.Timeout documentation reference (2e7310b)