1  DEFAULT_COMMUNICATION_TIMEOUT = 600  # 10 minutes
 2  HEALTH_CHECK_TTL_SECONDS = (
 3      60  # 60 seconds - time after which a health check is considered stale
 4  )
 5  HEALTH_CHECK_INTERVAL_SECONDS = 10  # 10 seconds - interval between health checks
 6  TEXT_ARTIFACT_CONTEXT_MAX_LENGTH_CAPACITY = (
 7      200000  # maximum number of characters that can be loaded from a text artifact
 8  )
 9  TEXT_ARTIFACT_CONTEXT_DEFAULT_LENGTH = (
10      100000  # default number of characters to load from a text artifact
11  )
12  
13  # Extension URIs
14  EXTENSION_URI_SCHEMAS = "https://solace.com/a2a/extensions/sam/schemas"
15  EXTENSION_URI_AGENT_TYPE = "https://solace.com/a2a/extensions/agent-type"
16  
17  # System artifact tags (prefixed with __ to distinguish from user tags)
18  ARTIFACT_TAG_USER_UPLOADED = "__user_uploaded"
19  ARTIFACT_TAG_WORKING = "__working"