Anthropic SDK (Python) releases
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Anthropic SDK (Python) releases dev-tools 15h ago
v0.113.0
0.113.0 (2026-06-29) Full Changelog: v0.112.0...v0.113.0 Features api: add support for 20260318 web fetch and support tools ( 88dbfb1 ) Bug Fixes async count_tokens missing output_format/output_config merge block ( #162 ) ( 122c958 ) Chores api: accept user profile ID's when…
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v0.112.0
0.112.0 (2026-06-24) Full Changelog: v0.111.0...v0.112.0 Features client: add support for system.message streaming events ( 2450d59 ) Bug Fixes memory tool: create parent directories with the correct permissions ( #135 ) ( f2fc2a9 ) Chores api: add support for new refusal…
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v0.111.0
0.111.0 (2026-06-18) Full Changelog: v0.110.0...v0.111.0 Features helpers: tag refusal-fallback middleware requests with fallback-refusal-middleware ( #96 ) ( 2f8ac78 )
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v0.110.0
0.110.0 (2026-06-18) Full Changelog: v0.109.2...v0.110.0 Features api: add support for new code_execution_20260120 tool ( 5e23212 ) Bug Fixes append x-stainless-helper across header merges instead of clobbering ( #105 ) ( 922558e ) bedrock: preserve stream event type ( #1682 ) (…
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v0.109.2
0.109.2 (2026-06-15) Full Changelog: v0.109.1...v0.109.2 Chores api: remove retired models from API and SDKs ( d4bcfcc )
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v0.109.1
0.109.1 (2026-06-09) Full Changelog: v0.109.0...v0.109.1 Bug Fixes api: add frontier_llm refusal category ( d3a806b )
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v0.109.0
0.109.0 (2026-06-09) Full Changelog: v0.108.0...v0.109.0 Features api: add support for Managed Agents deployments and environment variable credentials ( 47633bf )
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v0.108.0
0.108.0 (2026-06-09) Full Changelog: v0.107.1...v0.108.0 Features api: add support for claude-mythos-5 and claude-fable-5, with support for server-side fallbacks on refusal ( 6b76649 ) client: adds client-side fallbacks middleware for API providers that do not support…
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v0.107.1
0.107.1 (2026-06-07) Full Changelog: v0.107.0...v0.107.1 Bug Fixes foundry: send x-api-key header for API-key auth ( #62 ) ( 1338141 ), closes #1661
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v0.107.0
0.107.0 (2026-06-06) Full Changelog: v0.106.0...v0.107.0 Features api: small updates to Managed Agents types ( 72923f9 )
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v0.106.0
0.106.0 (2026-06-05) Full Changelog: v0.105.2...v0.106.0 Features api: mark Claude Opus 4.1 as deprecated ( 85068cc ) Bug Fixes client: make Foundry client copy() and with_options() work ( 94146ac ) transform schema: preserve $defs when schema root is a $ref ( #1642 ) ( fc58e06…
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v0.105.2
0.105.2 (2026-05-29) Full Changelog: v0.105.1...v0.105.2
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v0.105.1
0.105.1 (2026-05-29) Full Changelog: v0.105.0...v0.105.1 Chores internal: use Trusted Publishing for PyPI releases ( 1d04fc5 )
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v0.105.0
0.105.0 (2026-05-28) Full Changelog: v0.104.1...v0.105.0 Features api: Add support for claude-opus-4-8, mid-conversation system blocks, and usage.output_tokens_details ( f18b014 ) support custom file size caps ( #1825 ) ( 7e5f944 ) Chores examples: rename managed-agents…
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v0.104.1
0.104.1 (2026-05-21) Full Changelog: v0.104.0...v0.104.1 Bug Fixes streaming: carry encrypted_content through beta compaction accumulator ( #1821 ) ( f7a720c )
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v0.104.0
0.104.0 (2026-05-21) Full Changelog: v0.103.1...v0.104.0 Features api: Add support for thinking-token-count beta for estimated tokens in thinking block deltas when streaming ( 80d0fdf )
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v0.103.1
0.103.1 (2026-05-19) Full Changelog: v0.103.0...v0.103.1 Bug Fixes runner: skip tool calls SessionToolRunner does not own ( #1817 ) ( 9425c6a )
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v0.103.0
0.103.0 (2026-05-19) Full Changelog: v0.102.0...v0.103.0 Features client: Add support for self-hosted sandboxes in CMA with sandbox helpers ( e5625b0 )
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v0.102.0
0.102.0 (2026-05-13) Full Changelog: v0.101.0...v0.102.0 Features api: Add BetaManagedAgentsSearchResultBlock types ( 3681f10 ) api: Add support for cache diagnostics beta ( db51c6c ) internal/types: support eagerly validating pydantic iterators ( 68dabb0 ) Chores api: spec…
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v0.101.0
0.101.0 (2026-05-11) Full Changelog: v0.100.0...v0.101.0 Features aws: Add AWS client for Claude Platform on AWS ( 1e70e3a ) Bug Fixes client: add missing f-string prefix in file type error message ( 06d109a ) Chores examples: bump tools_runner.py to claude-sonnet-4-5-20250929 (…
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v0.99.0
0.99.0 (2026-05-05) Full Changelog: v0.98.1...v0.99.0 Features client: allow targeting a workspace for OIDC federation token exchange ( 4ba8067 )
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v0.98.1
0.98.1 (2026-05-04) Full Changelog: v0.98.0...v0.98.1 Chores fix typo in example ( #1754 ) ( de8ba13 )
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v0.98.0
0.98.0 (2026-05-04) Full Changelog: v0.97.0...v0.98.0 Features api: improve Managed Agents APIs ( 7faf393 ) client: add Workload Identity Federation, interactive OAuth, and auth profiles ( 6458bcc ) support setting headers via env ( 52eb8cd ) Bug Fixes streaming: propagate…
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v0.97.0
0.97.0 (2026-04-23) Full Changelog: v0.96.0...v0.97.0 Features api: CMA Memory public beta ( fc30ebe ) Bug Fixes api: fix errors in api spec ( f946de8 ) api: restore missing features ( 72212ab ) Performance Improvements client: optimize file structure copying in multipart…
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v0.96.0
0.96.0 (2026-04-16) Full Changelog: v0.95.0...v0.96.0 Features api: add claude-opus-4-7, token budgets and user_profiles ( 0aa2a0d ) Chores ci: remove release-doctor workflow ( 1d9add3 )
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v0.95.0
0.95.0 (2026-04-14) Full Changelog: v0.94.1...v0.95.0 Features api: mark Sonnet and Opus 4 as deprecated ( 0c1e773 ) bedrock: use auth header for mantle client ( #1644 ) ( 3b93090 )
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v0.94.1
0.94.1 (2026-04-13) Full Changelog: v0.94.0...v0.94.1 Bug Fixes streaming: add missing events ( c6a06d8 )
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v0.94.0
0.94.0 (2026-04-10) Full Changelog: v0.93.0...v0.94.0 Features vertex eu region ( #1658 ) ( b7e157d ) Bug Fixes ensure file data are only sent as 1 parameter ( 837b25b ) Documentation improve examples ( 48089fd ) update examples ( 0f3c28b )
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