LangGraph

Version 0.3.1 removes model-type specific custom JSON encryption annotations and adds documentation regarding key preservation limitations.

Minor update to the CLI to relax API version constraints.

This patch release fixes a bug in the CLI's compose code generation by properly escaping variable substitutions.

This release introduces custom encryption at rest, pagination for assistant searches, and includes ID fields in Python SDK stream events, alongside version bumps for checkpointing packages.

This release introduces the inclusion of event IDs within stream events for the Python SDK.

This release focuses on stability and security improvements for the PostgreSQL checkpoint saver, specifically addressing SQL parameterization in migrations and idempotent extension creation.

This release focuses on hardening the checkpoint-sqlite implementation, updating ormsgpack constraints, and adding project metadata and license files.

This release introduces a new filtering capability to the Assistants count API by adding a name parameter.

This release updates the CLI dev server to support webhook configuration pass-through.

This release introduces webhook configuration and custom encryption at rest for the CLI, alongside schema updates for langgraph.json.

This release introduces custom encryption at rest and configures the loopback client for the Python SDK.

This release introduces pagination for assistant search results and adds a mechanism to bypass automatic API key loading. It also includes improvements to input type-hinting across the Python SDK.

Version 1.0.4 focuses on stability improvements, including fixes for interrupt stream modes, enhanced type checking in the SDK, and the removal of thread ID from configurable fields in remote graphs.

Release 0.2.10 adds a name parameter to the Assistants search API, introduces Python 3.14 support, and drops support for Python 3.9 while improving type safety and documentation.

Release 1.0.5 focuses on internal refactoring of injection logic to respect function signatures and deprecates the use of setattr on ToolCallRequest.

This patch release addresses dependency warnings within the prebuilt module to improve console output and stability.

Release 1.0.3 focuses on dependency maintenance, including a bump for the Postgres checkpointer and improved surrogate handling in ormsgpack.

This patch release focuses on documentation synchronization, linting fixes for REMOVE_ALL_MESSAGES, and critical bug fixes regarding state updates and stream_mode sequences.

This release fixes an idempotency issue in async Postgres migrations and updates the ormsgpack dependency with new serialization options.

This release updates the ormsgpack dependency constraints, adds a new serialization option, and corrects the checkpoint interface documentation.

No release notes provided.

This release includes a fix for buildkit syntax directives and updates to the CLI configuration schema.

This release adds cursory support for Python 3.14.

This release marks the major v1.0.0 milestone for LangGraph, dropping Python 3.9 support and introducing Checkpointers 3.0 along with the new Overwrite reducer bypass.

This release marks the major v1.0.0 milestone for langgraph and langgraph-prebuilt, dropping support for Python 3.9 and introducing Checkpointers 3.0.

This release includes the implementation of Redis node-level caching, support for client query parameters, and various dependency bumps including support for checkpoint 3.0.

This maintenance release updates dependency constraints to allow the use of checkpoint 3.0.

This release upgrades Checkpointers to version 3.0 and implements stricter security restrictions on JSON type deserialization.

This release introduces version 3.0 of the Checkpointers module.

This major release upgrades checkpointers to version 3.0 and drops support for Python 3.9 while introducing preliminary support for Python 3.14.

This major release upgrades checkpointers to version 3.0, drops support for Python 3.9, and introduces Redis node-level caching alongside various bug fixes for SQLite and memory stores.

This release marks the transition to Checkpointers 3.0 and officially drops support for Python 3.9 while adding preliminary support for Python 3.14.

This release marks the official 1.0.0 version of langgraph and langgraph-prebuilt, including preliminary support for Python 3.14 and documentation refinements.

This release marks the official v1.0.0 for langgraph and langgraph-prebuilt, including preliminary support for Python 3.14 and documentation refinements.

This release marks the transition to LangGraph v1 and officially drops support for Python 3.9. It includes various chores for prebuilt components and internal renaming.

This release marks the transition to Python 3.10+, un-deprecates ToolNode, and includes various version bumps for LangGraph core and its checkpointing extensions.

This release drops support for Python 3.9, renames 'studio' to 'debugger', and ensures local dependencies are installed in editable mode.

This release primarily focuses on a bug fix for langgraph by reverting selective interrupt task scheduling and updating the langgraph dependency version.

Version 0.4.3 introduces authentication flags for custom routes, server customization ordering, and a new configuration schema, alongside improvements to version parsing and the context API.

This release focuses on bug fixes for task scheduling, state consistency, and result population, while reverting a caching behavior in nested resumes to ensure execution reliability.

This patch release fixes a serialization bug in checkpointpostgres related to handling metadata writes in older checkpoints when using Jsonb.

This release removes the legacy thread_ts alias, introduces Redis node-level caching, and improves checkpoint serialization and task cancellation resiliency.

This release introduces a redis node level cache and durability mode while removing the deprecated thread_ts alias. It also includes critical fixes for Postgres checkpoint loading and non-ascii text preservation.

No release notes provided.

This release focuses on stability and correctness in LangGraph, specifically addressing state management during resumes, graph rendering, and resource cleanup in asynchronous loops.

This release improves the reliability of long-lived requests in the Python SDK by implementing reconnection logic for wait, join, and cancel endpoints.

This release focuses on a bug fix for the Python SDK to properly handle Server-Sent Events (SSE) stream reconnections.

This release fixes an issue with SSE stream flushing and includes various documentation cleanup and dependency updates.

No release notes provided.

This release introduces monorepo support for the CLI and fixes a type resolution bug involving Required/NotRequired annotations.

This release introduces support for prereleases within the CLI and includes a version bump.

This release introduces preliminary support for monorepos and updates the configuration schema for LGP.

This release introduces the ability to manage thread TTL (Time-to-Live) during creation and update operations in the Python SDK.

This release introduces the ability to filter thread searches by specific IDs in the Python SDK.

No release notes provided.

This release marks the transition from version 0.7.0a1, though no specific changes were detailed in the provided notes.

This release introduces thread streaming capabilities and a new durability flag to the Python SDK.

No release notes provided.

This release introduces Redis node-level caching and client query parameter support, alongside a fix for Remote Baggage in LangGraph.

Minor version update for the cli package from 0.3.8 to 0.4.0.

This release introduces a new feature to the Python SDK allowing users to count endpoints.

This release updates the dependency constraints for the CLI, specifically bumping the maximum allowed version of langgraph-api.

This release updates the CLI to support newer Debian distributions including bookworm and trixie.

This release introduces passthrough parameters and headers for LangGraph methods and adds client query parameter support to the Python SDK, alongside a fix for Remote Baggage.

This release introduces an asynchronous close method to the LangGraphClient and includes internal type updates for the Python SDK.

This release introduces support for client-side query parameters and a new Select-statement feature for the Python SDK.

This release introduces Redis-based node-level caching for LangGraph and fixes a persistence bug related to resume_map values.

This release introduces performance optimizations for checkpointing and deprecates MessageGraph, while resolving mypy issues and improving subgraph message emission.

This release deprecates MessageGraph, fixes message emission issues in subgraphs, and reverts a recent refactor to tool argument injection.

This release introduces a new durability mode for invoke/ainvoke and focuses on internal cleanup, including AgentState refinements and improved validation for node signatures.

This release focuses on tidying up AgentState and improving type support for the model parameter in the create_react_agent function.

This release introduces context coercion for the LangGraph runtime and fixes a schema assignment bug in prebuilt components.

Version 0.6.2 of prebuilt includes a bug fix for the conditional assignment of context_schema to config_schema.

This release provides two bug fixes for LangGraph related to runtime handling and configuration injection.

This release fixes a bug in ToolNode to ensure that Command updates can correctly remove all messages from the state.

LangGraph v0.6 introduces a new type-safe Context API and Runtime class to replace manual config injection, alongside a new durability mode for fine-grained persistence control. This release solidifies the public API and enhances type safety across graph schemas in preparation for the v1.0 milestone.

This release introduces a new Context API for LangGraph, adds dynamic model support to create_react_agent, and refactors internal typing and tool injection logic.

This release introduces distributed tracing header support and adds compatibility utilities to assist users migrating to the 0.6.x series.

This release introduces a new Context API for LangGraph, adds dynamic model support to the ReAct agent, and refactors internal typing and tool node logic.

This release removes the deprecated `thread_ts` alias, fixes a deadlock in SqliteStore, and improves serialization support for numpy and pandas while preparing for the 0.5 version of langgraph-checkpoint.

This release introduces a new Context API replacing legacy configuration patterns and solidifies public/private API boundaries in preparation for LangGraph v0.6.

This release introduces a new context API to replace legacy configuration patterns and solidifies the public API surface in preparation for v0.6 and v1.0. It also adds durability modes and stricter type checking for node signatures.

This release introduces SDK support for the context API and thread state interrupts, while cleaning up the Interrupt interface in preparation for v1.

This release introduces ParentCommand support for RemoteGraph and fixes issues related to Command writes to the END node and warning stack traces.

This release introduces support for interrupts within the ThreadState object in the Python SDK.

This release updates the CLI to support newer server versions and includes general dependency updates via uv lock.

This release fixes a hanging issue in AsyncBatchedBaseStore, corrects logging implementation, and cleans up metadata keys in checkpoints.

Version 2.0.23 of checkpoint-postgres introduces performance improvements by reducing writes to the checkpoint_blobs table and includes dependency updates.

This release introduces the is_studio_user property to the Python SDK and includes routine dependency updates via uv.

Version 0.5.3 of langgraph focuses on bug fixes related to StateGraph schema access and protocol definitions, alongside dependency updates.

This release focuses on internal cleanup, including the removal of legacy metadata fields and improved serialization support for numpy and pandas. It also restores compatibility for custom checkpointers and optimizes postgres checkpointing with better locking and centralized tuple creation.

This patch release fixes type hinting for the invoke and stream methods in langgraph to properly support Command and None types.

This release introduces a new CLI flag to retain build dependencies and updates internal dependency bounds and lockfiles. It also includes documentation improvements, such as removing the beta flag for self-hosted planes.

This release focuses on internal cleanup by removing deprecated Pydantic logic and fixing schema generation for TypedDicts, alongside minor updates to tool message handling.

Version 0.5.2 updates the prebuilt package to import tool message content block types directly from langchain-core.

Version 0.5.1 of prebuilt fixes a bug regarding tool binding for provider-specific tools and includes internal SDK dependency updates.

This release includes internal SDK version bumps and updates to the API reference documentation and schemas.

LangGraph 0.5 introduces stricter StateGraph schemas, a new NodeBuilder utility, and more granular streaming modes while optimizing checkpoint storage. It serves as a stabilization release ahead of version 1.0, requiring minor API updates for schemas and internal subclassing.

This release introduces significant breaking changes by removing legacy Graph types and internal checkpoint fields while improving serialization support for numpy and pandas. It also standardizes schema naming conventions and optimizes checkpoint metadata.