检查点实现 持久化 在 LangGraph 中，允许智能体保存和恢复跨交互的状态。 要为自定义存储后端实现您自己的检查点，请参阅 构建自定义检查点. 后端包源代码 In-memorylanggraph-checkpointlangchain-ai/langgraph SQLitelanggraph-checkpoint-sqlitelangchain-ai/langgraph PostgreSQLlanggraph-checkpoint-postgreslangchain-ai/langgraph AWS (DynamoDB, Bedrock, Valkey)langgraph-checkpoint-awslangchain-ai/langchain-aws MongoDBlanggraph-checkpoint-mongodblangchain-ai/langchain-mongodb Azure Cosmos DB NoSQLlangchain-azure-cosmosdblangchain-ai/langchain-azure Redislanggraph-checkpoint-redisredis-developer/langgraph-redis Cockroach DBlangchain-cockroachdbcockroachdb/langchain-cockroachdb Aerospikelanggraph-checkpoint-aerospikeaerospike-community/aerospike-langgraph