LangGraph

Changes since 1.2.3

• release(langgraph): 1.2.4 (#7991)
• test(sdk-py): add factory-graph integration test exercising the server factory path (#7978)
• fix(langgraph): keep _on_started backward-compatible with overrides predating cause (#7987)

Changes since 1.2.1

• chore(langgraph): bump version to 1.2.2 (#7914)
• fix(langgraph): assign stable IDs to id=None BaseMessages before DeltaChannel checkpoint writes (#7913)
• release(checkpoint): 4.1.1 (#7890)

Changes since 1.2.0

• release(langgraph): 1.2.1 (#7883)
• feat(langgraph): add before_builtins opt-in for stream transformers (#7882)
• chore(deps): bump idna from 3.11 to 3.15 in /libs/langgraph (#7866)
• fix(langgraph): keep tool results out of v3 messages (#7838)
• chore(deps): bump langsmith from 0.7.31 to 0.8.0 in /libs/langgraph (#7788)

Changes since cli==0.4.24

• release: bump cli version (#7734)
• feat(cli): support studio deploy (#7394)
• chore(deps): bump the minor-and-patch group in /libs/cli with 4 updates (#7674)
• chore(deps): bump the minor-and-patch group in /libs/cli/js-examples with 8 updates (#7673)
• chore(deps): bump the minor-and-patch group in /libs/cli/js-monorepo-example with 7 updates (#7671)
• chore: update x links to langchain_oss (#7645)

Changes since checkpointpostgres==3.1.0a3

• release: alpha bump (a4) for langgraph, checkpoint, checkpoint-postgres (#7701)
• feat: public get_writes_history saver API + delta cadence rework (#7699)
• chore(deps): bump the minor-and-patch group in /libs/checkpoint-postgres with 2 updates (#7665)