Build chat applications with PubNub Chat SDK
Agent Success
Agent success rate when using this tile
95%
Improvement
Agent success rate improvement when using this tile compared to baseline
1.83x
Baseline
Agent success rate without this tile
52%
{
"context": "Evaluates whether the agent properly manages user retrieval/creation before starting conversations and implements channel caching for direct messages. Tests Chat SDK-specific patterns for user lifecycle and conversation setup.",
"type": "weighted_checklist",
"checklist": [
{
"name": "Get before create user",
"description": "Code first calls chat.getUser(userId) and only calls chat.createUser() if the result is null/falsy (get-or-create pattern)",
"max_score": 25
},
{
"name": "User object to createDirect",
"description": "chat.createDirectConversation() receives a User object in the 'user' parameter, not a raw userId string",
"max_score": 25
},
{
"name": "Channel cache with Map",
"description": "Channel references are cached in a Map or similar data structure to avoid recreating channels on repeated access",
"max_score": 20
},
{
"name": "Deterministic cache key",
"description": "The cache key for DM channels is computed deterministically (e.g., by sorting user IDs alphabetically) so that the same pair always maps to the same key",
"max_score": 20
},
{
"name": "channelData provided",
"description": "createDirectConversation includes a channelData object with at least a name property",
"max_score": 10
}
]
}