Changes since langchain==1.2.10
release(langchain_v1): 1.2.11 (#35723)
fix(langchain): normalize custom detector output to prevent KeyError in hash/mask strategies (#35651)
chore: bump the minor-and-patch group across 3 directories with 7 updates (#35605)
chore(langchain): switch refs from gemini-3 to gemini-3.1 (#35535)
chore: bump the langchain-deps group across 3 directories with 7 updates (#35513)
chore: bump langgraph-checkpoint from 3.0.1 to 4.0.0 in /libs/langchain_v1 (#35445)
chore: bump the langchain-deps group across 3 directories with 14 updates (#35441)
chore: bump google-cloud-aiplatform from 1.127.0 to 1.133.0 in /libs/langchain_v1 (#35397)
revert: add ChatAnthropicBedrockWrapper (#35371)
fix(langchain): support anthropic-bedrock in init_chat_model (#35366)
style: fix some ruff noqa (#35321)
fix(langchain): allow Gemini 3 models to use ProviderStrategy with tools (#34464)
docs: fix docstring inaccuracies and update outdated LangSmith URLs (#35283)
feat(openai): support automatic server-side compaction (#35212)
chore: bump the langchain-deps group across 3 directories with 8 updates (#35257)
feat(openrouter): add langchain-openrouter provider package (#35211)
style: bump ruff version to 0.15 (#35042)
chore(deps): bump pillow from 12.0.0 to 12.1.1 in /libs/langchain_v1 (#35174)
chore(core): raise more descriptive model error in init_chat_model (#35167)
chore(deps): bump langsmith from 0.4.42 to 0.6.3 in /libs/langchain_v1 (#35149)
chore(deps): bump cryptography from 46.0.3 to 46.0.5 in /libs/langchain_v1 (#35148)