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@dependabot dependabot bot commented on behalf of github Jan 15, 2026

Bumps langchain from 1.0.3 to 1.2.4.

Release notes

Sourced from langchain's releases.

langchain-core==1.2.4

Changes since langchain-core==1.2.3

release(core): 1.2.4 (#34429) feat(core): add usage_metadata to metadata in LangChainTracer (#34414) fix(core): defer persisting traces for iterator inputs (#34416) chore(core): fix some docstrings (#34426)

langchain==1.2.4

Changes since langchain==1.2.3

release: langchain 1.2.4 (#34755) chore(langchain): add agent name metadata (#34743) chore: update twitter URLs (#34736) chore: add tests for private state attr use (really, lack thereof) (#34725) docs(langchain): clarify model ID usage for reliable behavior (#34718) fix(langchain): tag messages generated from summarization (#34693) fix(langchain): activate test_return_direct_spec tests, fix types (#34565) chore(langchain): fix types in test_todo, test_tool_retry (#34503) chore(langchain): fix types in test_shell_tool (#34502) chore(langchain): activate mypy warn_return_any rule (#34549) chore(langchain): fix types in test_tool_selection and test_tool_emulator (#34499) chore(langchain): fix types in test_shell_execution_policies (#34498) chore(langchain): improve ignore_missing_imports config (#34551) test(langchain): complete and activate test_responses tests (#34560) fix(langchain): activate mypy warn-unreachable (#34553) chore(langchain): fix types in test_injected_runtime_create_agent, test_create_agent_tool_validation (#34568) chore(langchain): fix types in test_response_format and test_state_schema (#34571) chore(langchain): remove generic from FakeToolCallingModel (#34572) chore(langchain): fix types in test_context_editing, test_agent_name, test_response_format_integration (#34574) chore(langchain): fix types in test_overrides (#34635) feat(langchain): add state to _ModelRequestOverrides (#34692) chore(langchain): fix types in test_tools (#34592) chore(langchain): fix types in test_summarization (#34656) test(langchain): activate test_responses_spec tests (#34564) style(langchain): fix some ruff preview rules (#34663) chore(langchain): fix types in test_framework (#34567) chore(langchain): fix types in memory_assert, conftest, conftest_checkpointer and conftest_store (#34636) chore(langchain): fix types in test_system_message (#34634) style: bump ruff version to 0.14.11 (#34674) fix: remove relative imports (#34680) fix(langchain,langchain-classic): more descriptive error msg when dep is not installed (#34679) fix(langchain): infer provider from mixed-case prefixes (#34672) fix: add test confirming we don't inject args based on args_schema alone (#34677)

langchain-core==1.2.3

Changes since langchain-core==1.2.2

release(core): 1.2.3 (#34421) fix(core): allow unknown blocks in convert_to_openai_messages (#34420)

... (truncated)

Commits
  • 1d60235 release: langchain 1.2.4 (#34755)
  • b522ce7 chore(langchain): add agent name metadata (#34743)
  • 3356d05 chore(deps): bump the uv group across 3 directories with 1 update (#34741)
  • 1ead03c feat(standard-tests): ensure final chunk has chunk_position='last' (#34704)
  • 2ff1d23 docs(core): clean up callbacks param descriptions (#34738)
  • 3289ee2 fix(core): correctly guard against non-text-block types (#34729)
  • 3d687ea chore: update twitter URLs (#34736)
  • 5b401fa refactor(core): generalize comma_list utility to support any Iterable (#3...
  • 381f0a3 test(langchain): delete ontotext graphdb test (#34710)
  • 34e867e fix(core): add explicit tags parameter to sync LLMManagerMixin methods (#...
  • Additional commits viewable in compare view

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Bumps [langchain](https://github.com/langchain-ai/langchain) from 1.0.3 to 1.2.4.
- [Release notes](https://github.com/langchain-ai/langchain/releases)
- [Commits](langchain-ai/langchain@langchain==1.0.3...langchain==1.2.4)

---
updated-dependencies:
- dependency-name: langchain
  dependency-version: 1.2.4
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>
@dependabot dependabot bot added dependencies Pull requests that update a dependency file python Pull requests that update python code labels Jan 15, 2026
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dependabot bot commented on behalf of github Jan 19, 2026

Superseded by #208.

@dependabot dependabot bot closed this Jan 19, 2026
@dependabot dependabot bot deleted the dependabot/pip/langchain-1.2.4 branch January 19, 2026 12:57
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