检查点器集成

检查点器为 LangGraph 启用了持久化功能，允许智能体在交互过程中保存和恢复状态。要实现适用于自定义存储后端的检查点器，请参阅构建自定义检查点器。

后端	包	源码
内存中	`langgraph-checkpoint`	langchain-ai/langgraph
SQLite	`langgraph-checkpoint-sqlite`	langchain-ai/langgraph
PostgreSQL	`langgraph-checkpoint-postgres`	langchain-ai/langgraph
AWS (DynamoDB, Bedrock, Valkey)	`langgraph-checkpoint-aws`	langchain-ai/langchain-aws
MongoDB	`langgraph-checkpoint-mongodb`	langchain-ai/langchain-mongodb
Azure Cosmos DB NoSQL	`langchain-azure-cosmosdb`	langchain-ai/langchain-azure
Redis	`langgraph-checkpoint-redis`	redis-developer/langgraph-redis
Cockroach DB	`langchain-cockroachdb`	cockroachdb/langchain-cockroachdb
Aerospike	`langgraph-checkpoint-aerospike`	aerospike-community/aerospike-langgraph
ScyllaDB	`langgraph-checkpoint-scylladb`	scylladb/langchain-scylladb
Tigris	`langgraph-checkpoint-tigris`	tigrisdata/tigris-langgraph
TypeDB	`langgraph-checkpoint-typedb`	typedb/langgraph-checkpoint-typedb

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