chore(deps)(deps): bump the langchain group across 1 directory with 2 updates

[dependabot]

Bumps the langchain group with 2 updates in the / directory: langchain-core and langchain.

Updates langchain-core from 1.3.3 to 1.4.0

Release notes

Sourced from langchain-core's releases.

langchain-core==1.4.0

Changes since langchain-core==0.3.86

chore(infra): merge v1.4 into master (#37350) chore: bump urllib3 from 2.6.3 to 2.7.0 in /libs/core (#37329) fix(core): avoid eager pydantic.v1 import in @deprecated (#37308) chore: bump mistune from 3.1.4 to 3.2.1 in /libs/core (#37237) chore: bump jupyter-server from 2.17.0 to 2.18.0 in /libs/core (#37204) release(core): 1.3.3 (#37198) fix(core): set deprecation since to 1.3.3 to match release (#37200) fix(core, langchain): harden load() against untrusted manifests (#37197) chore: bump notebook from 7.5.0 to 7.5.6 in /libs/core (#37109) chore: bump types-pyyaml from 6.0.12.20250915 to 6.0.12.20260408 in /libs/core (#37129) fix(core): preserve structured inputs on tool runs in tracers (#37108) release(perplexity): 1.2.0 (#37091) chore(docs): update x handle references (#37081) fix(core): make removal optional in warn_deprecated (#37056) fix(core): validate batch_size in _batch and _abatch to prevent infinite loop (#36663) chore(core): mark stream_v2/astream_v2 as beta (#36992) release(core): 1.3.2 (#36990) feat(core): add content-block-centric streaming (v2) (#36834) release(core): 1.3.1 (#36972) feat(core): allow _format_output to pass through list of ToolOutputMixin instances (#36963) chore: bump nbconvert from 7.17.0 to 7.17.1 in /libs/core (#36923) feat(core): Update inheritance behavior for tracer metadata for special keys (#36900) chore: bump langsmith from 0.7.13 to 0.7.31 in /libs/core (#36813) release(core): release 1.3.0 (#36851) release(core): 1.3.0a3 (#36829) chore(core): keep checkpoint_ns behavior in streaming metadata for backwards compat (#36828) feat(core): Add chat model and LLM invocation params to traceable metadata (#36771) fix(core): restore cloud metadata IPs and link-local range in SSRF policy (#36816) chore(deps): bump pytest to 9.0.3 (#36801) chore(core): harden private SSRF utilities (#36768) fix(openai): handle content blocks without type key in responses api conversion (#36725) chore: bump pytest from 9.0.2 to 9.0.3 in /libs/core (#36719) release(core): 1.3.0.a2 (#36698) fix(core): Use reference counting for storing inherited run trees to support garbage collection (#36660) docs(core): nit (#36685) release(core): 1.3.0a1 (#36656) chore(core): reduce streaming metadata / perf (#36588) release(core): release 1.2.28 (#36614) fix(core): add more sanitization to templates (#36612) release(core): 1.2.27 (#36586) fix(core): handle symlinks in deprecated prompt save path (#36585) chore: add comment explaining pygments>=2.20.0 (#36570) release(core): 1.2.26 (#36511) fix(core): add init validator and serialization mappings for Bedrock models (#34510) feat(core): add ChatBaseten to serializable mapping (#36510) chore(core): drop gpt-3.5-turbo from docstrings (#36497) fix(core): correct parameter names in filter_messages docstring example (#36462)

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Commits

• 70e66a1 chore: bump urllib3 from 2.6.3 to 2.7.0 in /libs/partners/openrouter (#37352)
• da380bc chore(infra): merge v1.4 into master (#37350)
• bbd10fe chore: bump urllib3 from 2.6.3 to 2.7.0 in /libs/partners/anthropic (#37343)
• 11bbfb7 chore: bump urllib3 from 2.6.3 to 2.7.0 in /libs/partners/fireworks (#37339)
• 7fd61d2 chore: bump urllib3 from 2.6.3 to 2.7.0 in /libs/partners/mistralai (#37338)
• 5c096bb chore: bump urllib3 from 2.6.3 to 2.7.0 in /libs/partners/nomic (#37334)
• ac47d54 chore: bump urllib3 from 2.6.3 to 2.7.0 in /libs/partners/chroma (#37333)
• 7e5c570 chore: bump urllib3 from 2.6.3 to 2.7.0 in /libs/partners/qdrant (#37332)
• 2086b91 chore: bump urllib3 from 2.6.3 to 2.7.0 in /libs/core (#37329)
• 407e33a chore: bump urllib3 from 2.6.3 to 2.7.0 in /libs/langchain (#37327)
• Additional commits viewable in compare view

Updates langchain from 1.2.18 to 1.3.1

Release notes

Sourced from langchain's releases.

langchain-core==1.3.1

Changes since langchain-core==1.3.0

release(core): 1.3.1 (#36972) feat(core): allow _format_output to pass through list of ToolOutputMixin instances (#36963) chore: bump nbconvert from 7.17.0 to 7.17.1 in /libs/core (#36923) feat(core): Update inheritance behavior for tracer metadata for special keys (#36900) chore: bump langsmith from 0.7.13 to 0.7.31 in /libs/core (#36813)

langchain-fireworks==1.3.1

Changes since langchain-fireworks==1.3.0

fix(fireworks): require api_key in FireworksEmbeddings (#37193) release(fireworks): 1.3.1 (#37189) fix(fireworks): strip non-wire keys from ToolMessage text content blocks (#37187)

langchain==1.3.1

Changes since langchain==1.3.0

release(langchain): 1.3.1 (#37454) fix(langchain): alias Bedrock providers in summarization token check (#37453)

langchain-core==1.3.0

Changes since langchain-core==1.2.31

release(core): release 1.3.0 (#36851) release(core): 1.3.0a3 (#36829) chore(core): keep checkpoint_ns behavior in streaming metadata for backwards compat (#36828) feat(core): Add chat model and LLM invocation params to traceable metadata (#36771) fix(core): restore cloud metadata IPs and link-local range in SSRF policy (#36816) chore(deps): bump pytest to 9.0.3 (#36801) chore(core): harden private SSRF utilities (#36768) fix(openai): handle content blocks without type key in responses api conversion (#36725) chore: bump pytest from 9.0.2 to 9.0.3 in /libs/core (#36719) release(core): 1.3.0.a2 (#36698) fix(core): Use reference counting for storing inherited run trees to support garbage collection (#36660) docs(core): nit (#36685) release(core): 1.3.0a1 (#36656) chore(core): reduce streaming metadata / perf (#36588)

langchain-fireworks==1.3.0

Changes since langchain-fireworks==1.2.1

release(fireworks): 1.3.0 (#37144) feat(fireworks): service_tier init kwarg on ChatFireworks (#37143) chore(model-profiles): refresh model profile data (#37122)

langchain==1.3.0

This release adds support for version="v3" in stream_events / astream_events for langchain agents. Refer to the event streaming guide for details.

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Commits

• b6b769b release(langchain): 1.3.1 (#37454)
• 36c381b fix(langchain): alias Bedrock providers in summarization token check (#37453)
• 0831e44 docs(openai): document base_url env var fallback chain (#37436)
• e208f38 chore: bump langsmith from 0.8.0 to 0.8.4 in /libs/partners/xai (#37411)
• a4a2be9 chore: bump langsmith from 0.8.0 to 0.8.4 in /libs/partners/qdrant (#37412)
• f5322d9 chore: bump langsmith from 0.8.0 to 0.8.4 in /libs/partners/perplexity (#37413)
• 5d9ac69 chore: bump langsmith from 0.8.0 to 0.8.4 in /libs/partners/openrouter (#37414)
• f42d80c fix(core): preserve chunk additional_kwargs across v3 stream assembly (#37435)
• 649d82f fix(core): preserve reasoning blocks alongside tool_call in v3 stream (#37434)
• 9f9a8a7 chore: bump langsmith from 0.8.0 to 0.8.4 in /libs/partners/ollama (#37415)
• Additional commits viewable in compare view

[dependabot]

Looks like these dependencies are updatable in another way, so this is no longer needed.