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release: 1.6.0 - #1937

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dtmeadows-ant merged 25 commits into
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Sep 15, 2026
Merged

release: 1.6.0#1937
dtmeadows-ant merged 25 commits into
mainfrom
release-please--branches--main--changes--next

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@stainless-app stainless-app Bot commented Sep 15, 2026

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Automated Release PR

1.6.0 (2026-09-15)

Full Changelog: v1.5.0...v1.6.0

Features

  • api: add auto mode tool permissions for Managed Agents (909d92f)
  • api: add compaction parameter and signed compaction blocks (beta) (8689179)
  • api: add enum types for workspace data-residency geo fields (3dc6dbf)
  • api: add thinking_mismatch_allowed entries to input_transformations (beta) (14d1792)
  • api: add url_sources to the web fetch tool (4ba7115)
  • api: add workspace_id parameter to user profiles methods (1c359b2)
  • client: support async credential token providers (95e93f7)

Bug Fixes

  • api: mark usage iteration model as nullable (520d000)
  • api: use one input transformation type for message and delta event (ae86d7d)
  • client: honor Retry-After values above 60 seconds (2d03ba2)
  • client: ignore invalid Retry-After values and validate maxRetries (909d92f)
  • client: retry connection errors in the async client and stop blocking in the coroutine retry loop (909d92f)
  • client: use the default backoff when Retry-After is out of range (3d15f04)

Chores

  • deps: bump aiohttp, pygments and pytest in the dev lockfile (005ad11)
  • deps: require anyio 4.1 or later (79b4175)
  • docs: clarify that session_thread_id on tool use events is informational (2ac7b60)
  • docs: correct the compaction beta's parameter descriptions (5048c9a)
  • internal: sort the imports in beta_message.py (0a92f91)
  • tests: define the model tests' type alias at module level (98c3a7a)
  • tests: stop the mock server without failing a passing test run (d28aea7)

Documentation

  • api: clarify usage.iterations entry typing under server-side fallback (bb06629)
  • stop documenting unions with their first variant's description (7a94250)
  • use markdown formatting in most docstrings (25f344f)

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

anthropic-sdks-writer Bot and others added 25 commits September 10, 2026 18:22
@anthropic-sdks-writer
Merge branch 'main' into next
d7effeb
@anthropic-sdks-writer
fix(client): use the default backoff when Retry-After is out of range
3d15f04 
Stainless-Generated-From: 458384834713c2a2d712a7d0a6a9b1e541aecec3
@anthropic-sdks-writer
fix(client): retry connection errors in the async client and stop blo…
909d92f 
…cking in the coroutine retry loop

feat(api): add auto mode tool permissions for Managed Agents

fix(client): ignore invalid Retry-After values and validate maxRetries

Stainless-Generated-From: ccb445458d1c095009ce4815c700a1af7b18a00c
@anthropic-sdks-writer
chore(deps): bump aiohttp, pygments and pytest in the dev lockfile
005ad11 
Stainless-Generated-From: 93a8395b47a0bfe084e0381bef5c181c8543213b
@anthropic-sdks-writer
docs: stop documenting unions with their first variant's description
7a94250 
Stainless-Generated-From: d85f50e5318de7cab651abdfece84c4a17657eba
@anthropic-sdks-writer
codegen metadata
bd14a06 
Stainless-Generated-From: decf4c97df9a162d8774334c4c02c331fb4ab4b7
@anthropic-sdks-writer
feat(api): add workspace_id parameter to user profiles methods
1c359b2 
Stainless-Generated-From: 131c5abb9a41d3fabd7bb63eabf66b8416ebce9d
@claude
feat(client): support async credential token providers
95e93f7 
Squash merge of 25 commits
@claude @claude
docs: use markdown formatting in most docstrings
25f344f 
Co-authored-by: Claude <noreply@anthropic.com>
@anthropic-sdks-writer
fix(client): honor Retry-After values above 60 seconds
2d03ba2 
Stainless-Generated-From: e05836daea4fd15fa406fb84d877d21a723d249c
@anthropic-sdks-writer
chore(deps): require anyio 4.1 or later
79b4175 
Stainless-Generated-From: 654983deea5569337779b293892314d999721321
@anthropic-sdks-writer
codegen metadata
66b56d7 
Stainless-Generated-From: 95440317d6eece4efc066905ef7e8950217be60d
@anthropic-sdks-writer
fix(api): mark usage iteration model as nullable
520d000 
Stainless-Generated-From: 3303a5b5f410c5c73c114ca9e0be40124ce8c184
@anthropic-sdks-writer
chore(docs): clarify that session_thread_id on tool use events is inf…
2ac7b60 
…ormational

Stainless-Generated-From: 5f4138bca636d64cc1ea5c73c8dd8c5296fbcd34
@anthropic-sdks-writer
feat(api): add enum types for workspace data-residency geo fields
3dc6dbf 
Stainless-Generated-From: 30fbd37f95f865145b6d57545233f7fbaab6087a
@anthropic-sdks-writer
docs(api): clarify usage.iterations entry typing under server-side fa…
bb06629 
…llback

Stainless-Generated-From: a54f27c5dd21a307d803fad15385915167bdd3d9
@anthropic-sdks-writer
feat(api): add thinking_mismatch_allowed entries to input_transformat…
14d1792 
…ions (beta)

Stainless-Generated-From: fd851ba1d88ae230e58ff413cca443158a8a9b56
@anthropic-sdks-writer
chore(tests): stop the mock server without failing a passing test run
d28aea7 
Stainless-Generated-From: af60c96cef69ace8bfdb2787e2950f770767fc40
@anthropic-sdks-writer
feat(api): add url_sources to the web fetch tool
4ba7115 
Stainless-Generated-From: 223aa3e86d5ea74245f5419e9e6db2ecec2b6ea5
@dtmeadows-ant
chore(internal): sort the imports in beta_message.py
0a92f91
@anthropic-sdks-writer
fix(api): use one input transformation type for message and delta event
ae86d7d 
Stainless-Generated-From: 7614e4189b1e376b9e558b9f5ccb15c55849d30a
@anthropic-sdks-writer
feat(api): add compaction parameter and signed compaction blocks (beta)
8689179 
Stainless-Generated-From: e09dcf55f8d41322660dc21d5c3e779db7aa1474
@anthropic-sdks-writer
chore(tests): define the model tests' type alias at module level
98c3a7a 
Stainless-Generated-From: 386d30cde60cb6486961557b67a68bf1d2ef4d74
@anthropic-sdks-writer
chore(docs): correct the compaction beta's parameter descriptions
5048c9a 
Stainless-Generated-From: bd1b0359cb0e1ec450db2a371513e0bb03fde688
@stainless-app
release: 1.6.0
b93968b
@stainless-app
stainless-app Bot requested a review from a team as a code owner September 15, 2026 15:03
@dtmeadows-ant
dtmeadows-ant merged commit 7e5ca5c into main Sep 15, 2026
11 checks passed
@stainless-app

stainless-app Bot commented Sep 15, 2026

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🤖 Release is at https://github.com/anthropics/anthropic-sdk-python/releases/tag/v1.6.0 🌻

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