Redis

Use Redis for agent session storage and persistence.

Kern supports using Redis as a database with the RedisDb class.

Usage

Run Redis

Install docker desktop and run Redis on port 6379 using:

1docker run -d \
2  --name my-redis \
3  -p 6379:6379 \
4  redis

1from kern.agent import Agent
2from kern.db.redis import RedisDb
3
4# Initialize Redis db (use the right db_url for your setup)
5db = RedisDb(db_url="redis://localhost:6379")
6
7# Create agent with Redis db
8agent = Agent(db=db)

Params

Parameter	Type	Default	Description
`id`	`Optional[str]`	-	The ID of the database instance. UUID by default.
`redis_client`	`Optional[Redis]`	-	Redis client instance to use. If not provided a new client will be created.
`db_url`	`Optional[str]`	-	Redis connection URL (e.g., "redis://localhost:6379/0" or "rediss://user:pass@host:port/db")
`db_prefix`	`str`	`"kern"`	Prefix for all Redis keys.
`expire`	`Optional[int]`	-	TTL for Redis keys in seconds.
`session_table`	`Optional[str]`	-	Name of the table to store sessions.
`memory_table`	`Optional[str]`	-	Name of the table to store memories.
`metrics_table`	`Optional[str]`	-	Name of the table to store metrics.
`eval_table`	`Optional[str]`	-	Name of the table to store evaluation runs.
`knowledge_table`	`Optional[str]`	-	Name of the table to store knowledge documents.
`traces_table`	`Optional[str]`	-	Name of the table to store traces.
`spans_table`	`Optional[str]`	-	Name of the table to store spans.