LangSmith SDK

What's Changed

• fix: docstring of get_expeirment_results by @EugeneJinXin in https://github.com/langchain-ai/langsmith-sdk/pull/2038
• fix(js): Make JS client respect max ops size limit by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/2041
• chore(js): Remove log by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/2042
• Non-beta parse awareness in the OpenAI wrapper by @cr-klarna in https://github.com/langchain-ai/langsmith-sdk/pull/2012
• fix(js): Copy object prototype when copying tools in AI SDK wrapper by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/2051
• release(py): 0.4.32 by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/2052
• release(js): 0.3.72 by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/2053

New Contributors

• @cr-klarna made their first contribution in https://github.com/langchain-ai/langsmith-sdk/pull/2012

Full Changelog: https://github.com/langchain-ai/langsmith-sdk/compare/v0.4.31...v0.4.32

What's Changed

• fix: docstring of get_expeirment_results by @EugeneJinXin in https://github.com/langchain-ai/langsmith-sdk/pull/2038

Full Changelog: https://github.com/langchain-ai/langsmith-sdk/compare/v0.4.31...v0.4.32rc0

What's Changed

• fix(py): Inherit project name from parent for OpenAI agent wrapper by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/2037

Full Changelog: https://github.com/langchain-ai/langsmith-sdk/compare/v0.4.30...v0.4.31

What's Changed

• Clear children after runtree posts by @angus-langchain in https://github.com/langchain-ai/langsmith-sdk/pull/2033

Full Changelog: https://github.com/langchain-ai/langsmith-sdk/compare/v0.4.29...v0.4.30

What's Changed

• fix(js): Fix output processing for AI SDK streamText by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/2027
• release(js): 0.3.69 by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/2028
• feat(py): new get_experiment_results() endpoint by @EugeneJinXin in https://github.com/langchain-ai/langsmith-sdk/pull/2021
• version bump after new method 0.4.29 by @EugeneJinXin in https://github.com/langchain-ai/langsmith-sdk/pull/2031

Full Changelog: https://github.com/langchain-ai/langsmith-sdk/compare/v0.4.28...v0.4.29

What's Changed

• Don't compress patches when manually configuring api_key by @angus-langchain in https://github.com/langchain-ai/langsmith-sdk/pull/2013
• feat(js): Backport new wrapper support to AI SDK 4 by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/2015
• fix(py): include missing attributes in traces (extra, error, serialized) by @ng-plurai in https://github.com/langchain-ai/langsmith-sdk/pull/2017
• fix: Store ended span to reserve parent span context by @EugeneJinXin in https://github.com/langchain-ai/langsmith-sdk/pull/2020

New Contributors

• @ng-plurai made their first contribution in https://github.com/langchain-ai/langsmith-sdk/pull/2017

Full Changelog: https://github.com/langchain-ai/langsmith-sdk/compare/v0.4.27...v0.4.28

What's Changed

• Set global configuration by @hinthornw in https://github.com/langchain-ai/langsmith-sdk/pull/2002

Full Changelog: https://github.com/langchain-ai/langsmith-sdk/compare/v0.4.26...v0.4.27

What's Changed

• fix(js): Fix retries for empty bodies by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/2003
• chore[py]: test py3.13 by @baskaryan in https://github.com/langchain-ai/langsmith-sdk/pull/2004
• feat: support pushing structured prompts back as they're pulled by @madams0013 in https://github.com/langchain-ai/langsmith-sdk/pull/1953
• feat(python): Otel developer improvements by @angus-langchain in https://github.com/langchain-ai/langsmith-sdk/pull/2001

Full Changelog: https://github.com/langchain-ai/langsmith-sdk/compare/v0.4.25...v0.4.26

What's Changed

• fix: storage of already ended spans causes memory growth by @EugeneJinXin in https://github.com/langchain-ai/langsmith-sdk/pull/1998
• release(py): 0.4.25 by @EugeneJinXin in https://github.com/langchain-ai/langsmith-sdk/pull/2000

Full Changelog: https://github.com/langchain-ai/langsmith-sdk/compare/v0.4.24...v0.4.25

What's Changed

• update SDK readme for org-scoped API keys by @keshivtandon in https://github.com/langchain-ai/langsmith-sdk/pull/1994
• chore(js): Deprecate very old AI SDK OTEL tracing by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/1995
• feat(js,py): Add OpenAI service tier to input and output token details by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/1967
• release(js): 0.3.67 by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/1997
• feat: add metadata into dataset pydantic schema by @EugeneJinXin in https://github.com/langchain-ai/langsmith-sdk/pull/1943
• fix(python): Set project name on run update for oai agent sdk by @angus-langchain in https://github.com/langchain-ai/langsmith-sdk/pull/1999

Full Changelog: https://github.com/langchain-ai/langsmith-sdk/compare/v0.4.23...v0.4.24

What's Changed

• fix(python): Correctly recognize attachment with stringified annotations by @angus-langchain in https://github.com/langchain-ai/langsmith-sdk/pull/1990
• release(py): 0.4.23 by @angus-langchain in https://github.com/langchain-ai/langsmith-sdk/pull/1993

Full Changelog: https://github.com/langchain-ai/langsmith-sdk/compare/v0.4.22...v0.4.23

What's Changed

• fix(js): Allow passing partial args to distributed tracing run tree by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/1989
• feat(py,js): Add include stats param to listProjects by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/1991
• release(py): 0.4.22 by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/1992

Full Changelog: https://github.com/langchain-ai/langsmith-sdk/compare/v0.4.21...v0.4.22

What's Changed

• release(js): 0.3.65 by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/1974
• fix(js): Fix wrapOpenAI finish_reason tracing by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/1976
• feat(py,js): Adds split parameter to test runners, metadata to Jestlike by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/1977
• fix(js): Remove validation of usage metadata params by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/1980
• fix(js): Only take metadata into account when updating in example if provided for Vitest runner by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/1981
• release(js): 0.3.66 by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/1982
• ci(py): Add format job to Python CI by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/1983
• fix: memory leak risk from otel exporter persistance by @EugeneJinXin in https://github.com/langchain-ai/langsmith-sdk/pull/1979
• feat(py): Allow overriding max batch size parameter on client, fix for disabled run compression by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/1985
• release(py): 0.4.21 by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/1986

Full Changelog: https://github.com/langchain-ai/langsmith-sdk/compare/v0.4.20...v0.4.21

What's Changed

• feat: update SDK for org-scoped keys by @keshivtandon in https://github.com/langchain-ai/langsmith-sdk/pull/1920
• feat(pythong): allow nested openai agent tracing by @angus-langchain in https://github.com/langchain-ai/langsmith-sdk/pull/1971
• fix(python): Avoid resetting operation.name to "chain" during update_run by @qnnn in https://github.com/langchain-ai/langsmith-sdk/pull/1861
• fix(js): specify "Content-Type" for getRunStats to avoid parsing errors by @szedelenyi in https://github.com/langchain-ai/langsmith-sdk/pull/1598
• feat(py): Add support system qwen to OTEL attributes by @dubin555 in https://github.com/langchain-ai/langsmith-sdk/pull/1717
• feat(js): add datasetVersion parameter to listProjects by @tendev-eoghan in https://github.com/langchain-ai/langsmith-sdk/pull/1391
• Pass multiple run ids to listFeedbacks correctly by @airhorns in https://github.com/langchain-ai/langsmith-sdk/pull/1465
• feat(py): Fix list_projects typing, add dataset_version param by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/1973
• feat(js): Allow manually specifying ids for examples in Jestlike runners by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/1972
• feat(js): Add current repetition property to jestlike test wrapper by @tendev-liam in https://github.com/langchain-ai/langsmith-sdk/pull/1856
• release(py): 0.4.20 by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/1975

New Contributors

• @keshivtandon made their first contribution in https://github.com/langchain-ai/langsmith-sdk/pull/1920
• @qnnn made their first contribution in https://github.com/langchain-ai/langsmith-sdk/pull/1861
• @szedelenyi made their first contribution in https://github.com/langchain-ai/langsmith-sdk/pull/1598
• @dubin555 made their first contribution in https://github.com/langchain-ai/langsmith-sdk/pull/1717
• @airhorns made their first contribution in https://github.com/langchain-ai/langsmith-sdk/pull/1465

Full Changelog: https://github.com/langchain-ai/langsmith-sdk/compare/v0.4.19...v0.4.20

What's Changed

• release(js): 0.3.64 by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/1964
• fix(py): Disable API key warnings if tracing is disabled by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/1965
• fix(python): Alleviate memory pressue from zstd flush by @angus-langchain in https://github.com/langchain-ai/langsmith-sdk/pull/1966

Full Changelog: https://github.com/langchain-ai/langsmith-sdk/compare/v0.4.18...v0.4.19

What's Changed

• fix(py,js): Trace AzureOpenAI clients with proper provider for playground by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/1961
• fix(js): Fix multipart tracing for Bun by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/1960
• release(py): 0.4.18 by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/1963

Full Changelog: https://github.com/langchain-ai/langsmith-sdk/compare/v0.4.17...v0.4.18

What's Changed

• fix(js): Allow null to be passed as a first arg to traceable by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/1959
• fix: move otel check to client init time to avoid timing issue by @EugeneJinXin in https://github.com/langchain-ai/langsmith-sdk/pull/1958

Full Changelog: https://github.com/langchain-ai/langsmith-sdk/compare/v0.4.16...v0.4.17

What's Changed

• fix(py): adjust traceable reduce_fn type to allow returning str by @xl0 in https://github.com/langchain-ai/langsmith-sdk/pull/1950
• fix(js): Fix retry issues by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/1947
• fix(js): Turn down default max batch size by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/1954
• release(js): 0.3.63 by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/1955
• fix(python): Correctly set multipart operatios in replica mode by @angus-langchain in https://github.com/langchain-ai/langsmith-sdk/pull/1956

New Contributors

• @xl0 made their first contribution in https://github.com/langchain-ai/langsmith-sdk/pull/1950

Full Changelog: https://github.com/langchain-ai/langsmith-sdk/compare/v0.4.15...v0.4.16

What's Changed

• feat(js): Allow async processOutputs methods for traceables by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/1928
• fix(py): Pass 'project_name' to _get_parent_run method by @yakir-nevona in https://github.com/langchain-ai/langsmith-sdk/pull/1927
• feat(js): Adds time to first token for new AI SDK wrapper by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/1930
• fix(js): Only inherit specific properties for child runs in AI SDK wrapper by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/1931
• fix(js): Copy tool def instead of mutating by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/1937
• feat(js): Improve tracing for multimodal AI SDK runs by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/1938
• feat(js): Trace AI SDK request/response fields in LLM response by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/1939
• chore(py): correct references to langchain-core and hyperlink by @mdrxy in https://github.com/langchain-ai/langsmith-sdk/pull/1936
• feat(python): Pass api config through background thread by @angus-langchain in https://github.com/langchain-ai/langsmith-sdk/pull/1940
• fix(js): Avoid double wrapping AI SDK tool functions if already wrapped by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/1942
• fix(js): Fix typing for AI SDK stream methods by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/1941
• feat(js): Allow passing runtime LangSmith config to AI SDK wrapper by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/1944
• feat(js): Compress multipart batches before sending, avoid sending inputs in patch if not necessary by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/1945
• feat(py): Adds process_buffered_run_ops method to Python SDK by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/1932

New Contributors

• @yakir-nevona made their first contribution in https://github.com/langchain-ai/langsmith-sdk/pull/1927
• @mdrxy made their first contribution in https://github.com/langchain-ai/langsmith-sdk/pull/1936

Full Changelog: https://github.com/langchain-ai/langsmith-sdk/compare/v0.4.14...v0.4.15

What's Changed

• fix(js): Revert legacy AI SDK dotted order changes by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/1907
• fix(js): Revert "feat(js): Adds dotted order to traced OTEL spans (#1876)" by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/1909
• release(js): 0.3.53 by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/1910
• chore: Replace ts-expect-error directives with casts by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/1913
• fix(js): Use start time from dotted order as canonical for legacy AI SDK exporter by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/1912
• feat(js): Allow use of new AI SDK processor with old exporter by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/1914
• release(js): 0.3.55 by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/1915
• fix(js): Allow direct wrapping of Jest/vitest methods, fix module resolution by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/1919
• chore(python): Cleanup replica setting by @angus-langchain in https://github.com/langchain-ai/langsmith-sdk/pull/1921
• perf(python, js): Pop all allowed oob keys by @angus-langchain in https://github.com/langchain-ai/langsmith-sdk/pull/1923
• chore(python): fix tests by @angus-langchain in https://github.com/langchain-ai/langsmith-sdk/pull/1925
• feat(js): Non-OTEL version of AI SDK tracing by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/1926
• fix(py): attachments url construction by @baskaryan in https://github.com/langchain-ai/langsmith-sdk/pull/1929

Full Changelog: https://github.com/langchain-ai/langsmith-sdk/compare/v0.4.13...v0.4.14