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@dependabot dependabot bot commented on behalf of github Jan 7, 2026

Bumps langchain from 1.0.3 to 1.2.1.

Release notes

Sourced from langchain's releases.

langchain-core==1.2.1

Changes since langchain-core==1.2.0

release(core): 1.2.1 (#34370) fix(core): handle None arguments in parse_tool_call (#34242) chore(core): fix some types related to ToolCallChunk (#34283)

langchain-xai==1.2.1

Changes since langchain-xai==1.2.0

release(xai): 1.2.1 (#34604) fix(xai): count reasoning tokens in output total (#34603)

langchain==1.2.1

Changes since langchain==1.2.0

release(langchain): 1.2.1 (#34622) fix(core,langchain): use get_buffer_string for message summarization (#34607) chore(langchain): fix types in test_model_fallback (#34615) chore(langchain): fix types in test_pii (#34617) chore(langchain): add admonition around redaction_rules (#34618) chore(langchain): fix types in test_composition (#34580) chore(langchain): fix types in test_decorators (#34583) chore(langchain): fix types in test_wrap_tool_call (#34600) chore(langchain): fix types in test_model_call_limit_types (#34601) chore(langchain): fix types in test_file_search and test_human_in_the_loop (#34602) fix(core): exclude injected args from tool schema (#34582) chore(langchain): fix types in test_diagram and test_sync_async_wrappers (#34591) style(langchain): add ruff rule PLC0415 (#34559) fix(langchain): resolve race condition in ShellSession.execute() (#34535) fix(infra): use langchain_v1 for dev container deps (#34534) chore(deps): bump mypy to v1.19 and ruff to v1.14 (#34521) fix(langchain-classic): pass default to config.getoption (#34034) style(langchain): add ruff rule RUF012 (#34497) refactor(langchain): refactor optional imports logic (#32813) style: add ruff ISC001 rule (#34493) style(langchain): add TC ruff rules (#34496) style(langchain): fix some ruff preview rules (#34504) style(langchain): fix some PLC0415 rules (#34475) style(langchain): add ruff rules PT (#34434) feat(langchain): enhance init_chat_model with improved validation (#34226) docs(langchain): Docstring improved to show Streaming custom events (#34353) feat(langchain): Add support to google_genai provider in init_embeddings (#34388) release(core): 1.2.3 (#34421) release(openai): 1.1.6: update max input tokens for gpt-5 series (#34419) release(openai): 1.1.5 (#34409) feat(infra): add CI check for out of date lockfiles (#34397)

langchain-anthropic==1.2.0

Changes since langchain-anthropic==1.1.0

... (truncated)

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Bumps [langchain](https://github.com/langchain-ai/langchain) from 1.0.3 to 1.2.1.
- [Release notes](https://github.com/langchain-ai/langchain/releases)
- [Commits](langchain-ai/langchain@langchain==1.0.3...langchain==1.2.1)

---
updated-dependencies:
- dependency-name: langchain
  dependency-version: 1.2.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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@dependabot dependabot bot added dependencies Pull requests that update a dependency file python Pull requests that update python code labels Jan 7, 2026
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dependabot bot commented on behalf of github Jan 8, 2026

Superseded by #204.

@dependabot dependabot bot closed this Jan 8, 2026
@dependabot dependabot bot deleted the dependabot/pip/langchain-1.2.1 branch January 8, 2026 11:27
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