LangSmith SDK

What's Changed

• chore(js): bump JS to 0.4.3 by @dqbd in https://github.com/langchain-ai/langsmith-sdk/pull/2253
• Revert "feat: add js prompt caching" by @angus-langchain in https://github.com/langchain-ai/langsmith-sdk/pull/2258
• Revert "feat: Replace UUID5 with deterministic UUID7 for replicas" by @angus-langchain in https://github.com/langchain-ai/langsmith-sdk/pull/2257
• release(js): bump to 0.4.4 by @dqbd in https://github.com/langchain-ai/langsmith-sdk/pull/2259
• feat: add prompt cache back and setup environment tests by @langchain-infra in https://github.com/langchain-ai/langsmith-sdk/pull/2260
• feat(python): Bump pydantic to v2 by @angus-langchain in https://github.com/langchain-ai/langsmith-sdk/pull/2248

Full Changelog: https://github.com/langchain-ai/langsmith-sdk/compare/v0.5.2...v0.6.0

What's Changed

• feat(js): Add support for tracing AI SDK 6 by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/2237
• fix(js): Remove default Jestlike timeout by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/2243
• feat(js): Add support for tracing tool loop agent by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/2244
• feat: Replace UUID5 with deterministic UUID7 for replicas by @angus-langchain in https://github.com/langchain-ai/langsmith-sdk/pull/2249
• feat: add prompt caching to python sdk by @langchain-infra in https://github.com/langchain-ai/langsmith-sdk/pull/2246
• feat: add js prompt caching by @langchain-infra in https://github.com/langchain-ai/langsmith-sdk/pull/2251
• fix(claude): correctly parse llm and tool inputs in claude agent sdk by @angus-langchain in https://github.com/langchain-ai/langsmith-sdk/pull/2255
• bump(python): 0.5.2 by @angus-langchain in https://github.com/langchain-ai/langsmith-sdk/pull/2256

Full Changelog: https://github.com/langchain-ai/langsmith-sdk/compare/v0.5.1...v0.6.0rc0

What's Changed

• feat(js): Add support for tracing AI SDK 6 by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/2237
• fix(js): Remove default Jestlike timeout by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/2243
• feat(js): Add support for tracing tool loop agent by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/2244
• feat: Replace UUID5 with deterministic UUID7 for replicas by @angus-langchain in https://github.com/langchain-ai/langsmith-sdk/pull/2249
• feat: add prompt caching to python sdk by @langchain-infra in https://github.com/langchain-ai/langsmith-sdk/pull/2246
• feat: add js prompt caching by @langchain-infra in https://github.com/langchain-ai/langsmith-sdk/pull/2251
• fix(claude): correctly parse llm and tool inputs in claude agent sdk by @angus-langchain in https://github.com/langchain-ai/langsmith-sdk/pull/2255
• bump(python): 0.5.2 by @angus-langchain in https://github.com/langchain-ai/langsmith-sdk/pull/2256

Full Changelog: https://github.com/langchain-ai/langsmith-sdk/compare/v0.5.1...v0.5.2

What's Changed

• feat(openai): Add use responses API to OpenAI wrapper by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/2218
• chore(py): Fix Python integration tests by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/2219
• feat(js): Add invocation param tracing for OpenAI responses wrapper in JS by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/2220
• Ignore empty string by @hinthornw in https://github.com/langchain-ai/langsmith-sdk/pull/2225
• remove duplicate patch from claude agent sdk by @angus-langchain in https://github.com/langchain-ai/langsmith-sdk/pull/2189
• fix(js): Fix JS Memory Leak clean child_runs by @amodelaweb in https://github.com/langchain-ai/langsmith-sdk/pull/2228
• fix(js): Make traced async iterators call finally on success by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/2230
• release(js): 0.4.1 by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/2231
• fix(js): Avoid waiting for child runs to complete if parent throws an error by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/2232
• release(js): 0.4.2 by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/2233
• fix(js): Remove unnecessary promise skip on error by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/2234
• Fix timestamp ordering violation in RunTree.create_child by @loganrosen in https://github.com/langchain-ai/langsmith-sdk/pull/2240
• fix(python): pull prompt for newer langchain_core by @eyurtsev in https://github.com/langchain-ai/langsmith-sdk/pull/2239

New Contributors

• @amodelaweb made their first contribution in https://github.com/langchain-ai/langsmith-sdk/pull/2228
• @loganrosen made their first contribution in https://github.com/langchain-ai/langsmith-sdk/pull/2240

Full Changelog: https://github.com/langchain-ai/langsmith-sdk/compare/v0.5.0...v0.5.1

What's Changed

• feat(py,js): Python 0.5, JS 0.4 by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/2182
• js: Ensures parent traceables always finish after children in https://github.com/langchain-ai/langsmith-sdk/pull/2094
• py: Make evaluator target function traces only trace inputs instead of nested inputs outputs reference_outputs (BREAKING) in https://github.com/langchain-ai/langsmith-sdk/pull/2074
• py,js: Change default ingest to multipart instead of single run (BREAKING) in https://github.com/langchain-ai/langsmith-sdk/pull/2206
• js: Omit raw HTTP info when tracing AI SDK runs (BREAKING) in https://github.com/langchain-ai/langsmith-sdk/pull/2207
• py,js: Remove legacy evaluators (BREAKING) in https://github.com/langchain-ai/langsmith-sdk/pull/2144
• js: Remove legacy AI SDK exporter and wrapAIModel (BREAKING) in https://github.com/langchain-ai/langsmith-sdk/pull/2210
• js: Make traceables that receive iterables as inputs use a single POST instead of the typical POST + PATCH flow in https://github.com/langchain-ai/langsmith-sdk/pull/2209
• release(js): 0.4.0 by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/2216
• release(py): 0.5.0 by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/2217

Full Changelog: https://github.com/langchain-ai/langsmith-sdk/compare/v0.4.60...v0.5.0

What's Changed

• feat(js): Wrap additional OpenAI methods in wrapOpenAI by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/2198
• fix(js): Fix traceable typing for async iterables and runnable config by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/2199
• release(js): 0.3.86 by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/2202
• fix(py): add missing imports during TYPE_CHECKING by @mkaoudis in https://github.com/langchain-ai/langsmith-sdk/pull/2201
• fix(js): Use one generic param for async iterable in traceable types by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/2203
• release(js): 0.3.87 by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/2204
• feat: automatically infer attachments by @hinthornw in https://github.com/langchain-ai/langsmith-sdk/pull/2200
• fix(openai agents sdk): Merge invocation params into run extra by @angus-langchain in https://github.com/langchain-ai/langsmith-sdk/pull/2214
• bump(py): 0.4.60 by @angus-langchain in https://github.com/langchain-ai/langsmith-sdk/pull/2215

New Contributors

• @mkaoudis made their first contribution in https://github.com/langchain-ai/langsmith-sdk/pull/2201

Full Changelog: https://github.com/langchain-ai/langsmith-sdk/compare/v0.4.59...v0.4.60

What's Changed

• feat(py,js): Add prop to omit traced runtime info by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/2195
• release(js): 0.3.85 by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/2196
• release(py): 0.4.59 by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/2197

Full Changelog: https://github.com/langchain-ai/langsmith-sdk/compare/v0.4.58...v0.4.59

What's Changed

• feat(py,js): Add batch example deletion method, hard delete for Python by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/2190
• release(js): 0.3.84 by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/2191
• release(py): 0.4.58 by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/2192

Full Changelog: https://github.com/langchain-ai/langsmith-sdk/compare/v0.4.57...v0.4.58

What's Changed

• Revert "fix(claude agent sdk): remove thread local storage" by @angus-langchain in https://github.com/langchain-ai/langsmith-sdk/pull/2185
• feat(js): wrapAnthropic by @angus-langchain in https://github.com/langchain-ai/langsmith-sdk/pull/2183
• release(js): 0.3.83 by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/2186
• release(py): 0.4.57 by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/2187

Full Changelog: https://github.com/langchain-ai/langsmith-sdk/compare/v0.4.56...v0.4.57

What's Changed

• chore(python): load child runs with dotted_order mismatches by @angus-langchain in https://github.com/langchain-ai/langsmith-sdk/pull/2179

Full Changelog: https://github.com/langchain-ai/langsmith-sdk/compare/v0.4.55...v0.4.56

What's Changed

• feat(py): Add background callback error hook by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/2176
• release(py): 0.4.55 by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/2177

Full Changelog: https://github.com/langchain-ai/langsmith-sdk/compare/v0.4.54...v0.4.55

What's Changed

• chore(insights): add insights agent youtube notebook by @ads2280 in https://github.com/langchain-ai/langsmith-sdk/pull/2145
• feat(py): track evaluator method by @baskaryan in https://github.com/langchain-ai/langsmith-sdk/pull/2116
• fix(claude agent sdk): Correctly parent tool llm runs by @angus-langchain in https://github.com/langchain-ai/langsmith-sdk/pull/2173
• bump(python): 0.4.54 by @angus-langchain in https://github.com/langchain-ai/langsmith-sdk/pull/2175

Full Changelog: https://github.com/langchain-ai/langsmith-sdk/compare/v0.4.53...v0.4.54

What's Changed

• chore(insights): add insights agent youtube notebook by @ads2280 in https://github.com/langchain-ai/langsmith-sdk/pull/2145
• feat(py): track evaluator method by @baskaryan in https://github.com/langchain-ai/langsmith-sdk/pull/2116

Full Changelog: https://github.com/langchain-ai/langsmith-sdk/compare/v0.4.53...v0.4.54rc0

What's Changed

• feat: Use uuid-utils by @hinthornw in https://github.com/langchain-ai/langsmith-sdk/pull/2166

Full Changelog: https://github.com/langchain-ai/langsmith-sdk/compare/v0.4.52...v0.4.53

What's Changed

• feat(python): add CRUD methods for feedback formulas by @bees in https://github.com/langchain-ai/langsmith-sdk/pull/2163
• release(py): 0.4.52 by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/2171

Full Changelog: https://github.com/langchain-ai/langsmith-sdk/compare/v0.4.51...v0.4.52

What's Changed

• release(py): 0.4.51 by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/2170

Full Changelog: https://github.com/langchain-ai/langsmith-sdk/compare/v0.4.50...v0.4.51

What's Changed

• feat(js): Adds reroot support for replicas by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/2155
• release(js): 0.3.82 by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/2164
• suppport custom header in python client by @EugeneJinXin in https://github.com/langchain-ai/langsmith-sdk/pull/2167
• bump version by @EugeneJinXin in https://github.com/langchain-ai/langsmith-sdk/pull/2168

Full Changelog: https://github.com/langchain-ai/langsmith-sdk/compare/v0.4.49...v0.4.50

What's Changed

• fix(js): add reporter support for Vitest 4.x by @dqbd in https://github.com/langchain-ai/langsmith-sdk/pull/2156
• fix(js): Vendor p-retry to avoid import issues by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/2159
• fix(python): Add back uuid5 to replica remapping by @angus-langchain in https://github.com/langchain-ai/langsmith-sdk/pull/2160
• test(python): Add unit test for replica remapping by @angus-langchain in https://github.com/langchain-ai/langsmith-sdk/pull/2161
• release(python): 0.4.49 by @angus-langchain in https://github.com/langchain-ai/langsmith-sdk/pull/2162

Full Changelog: https://github.com/langchain-ai/langsmith-sdk/compare/v0.4.48...v0.4.49

What's Changed

• chore(python): rewrite docstrings removing sphinx by @mdrxy in https://github.com/langchain-ai/langsmith-sdk/pull/2149
• fix(py): Pass limit into list_runs by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/2157
• release(py): 0.4.48 by @jacoblee93 in https://github.com/langchain-ai/langsmith-sdk/pull/2158

Full Changelog: https://github.com/langchain-ai/langsmith-sdk/compare/v0.4.47...v0.4.48

What's Changed

• fix(claude agent sdk): remove thread local storage by @angus-langchain in https://github.com/langchain-ai/langsmith-sdk/pull/2152
• bump(python): 0.4.47 by @angus-langchain in https://github.com/langchain-ai/langsmith-sdk/pull/2153

Full Changelog: https://github.com/langchain-ai/langsmith-sdk/compare/v0.4.46...v0.4.47