AI Docs
API
Class References
Function References
- text
- textOptions
- combineStrategies
- convertMessagesToModelMessages
- convertZodToJsonSchema
- createReplayStream
- embedding
- generateMessageId
- maxIterations
- messages
- modelMessageToUIMessage
- modelMessagesToUIMessages
- normalizeToUIMessage
- parsePartialJSON
- summarize
- toServerSentEventsStream
- toServerSentEventsResponse
- toolDefinition
- uiMessageToModelMessages
- realtimeToken
- untilFinishReason
Interface References
- AIAdapter
- AIAdapterConfig
- AgentLoopState
- ApprovalRequestedStreamChunk
- AudioPart
- AudioVisualization
- BaseStreamChunk
- TextCompletionChunk
- TextOptions
- ChunkRecording
- ChunkStrategy
- ClientTool
- ContentPartSource
- ContentStreamChunk
- DefaultMessageMetadataByModality
- DocumentPart
- DoneStreamChunk
- EmbeddingOptions
- EmbeddingResult
- ErrorStreamChunk
- ImagePart
- InternalToolCallState
- JSONParser
- ModelMessage
- ProcessorResult
- ProcessorState
- RealtimeAdapter
- RealtimeClientOptions
- RealtimeConnection
- RealtimeMessage
- RealtimeSessionConfig
- RealtimeToken
- RealtimeTokenAdapter
- RealtimeTokenOptions
- ResponseFormat
- ServerTool
- StreamProcessorEvents
- StreamProcessorHandlers
- StreamProcessorOptions
- SummarizationOptions
- SummarizationResult
- TextPart
- ThinkingPart
- ThinkingStreamChunk
- Tool
- ToolCall
- ToolCallPart
- ToolCallStreamChunk
- ToolConfig
- ToolDefinition
- ToolDefinitionConfig
- ToolDefinitionInstance
- ToolInputAvailableStreamChunk
- ToolResultPart
- ToolResultStreamChunk
- UIMessage
- VideoPart
Type Alias References
- AgentLoopStrategy
- AnyClientTool
- TextStreamOptionsForModel
- TextStreamOptionsUnion
- ConstrainedContent
- ConstrainedModelMessage
- ContentPart
- ContentPartForModalities
- ExtractModalitiesForModel
- ExtractModelsFromAdapter
- InferToolInput
- InferToolName
- InferToolOutput
- MessagePart
- RealtimeEvent
- RealtimeMessagePart
- RealtimeMode
- RealtimeStatus
- ModalitiesArrayToUnion
- Modality
- StreamChunk
- StreamChunkType
- ToolCallState
- ToolResultState
Variable References
AI/LLM: This documentation page is available in plain markdown format at/ai/latest/docs/reference/classes/CapabilityRegistry.md
CapabilityRegistry
Defined in: packages/ai/src/activities/chat/middleware/capabilities.ts:61
Per-request bookkeeping: which capabilities were provided, plus the duplicate-provide notification. Capability VALUES live in per-capability WeakMaps (see createCapability), not here — this only tracks presence.
Constructors#
Constructor#
ts
new CapabilityRegistry(): CapabilityRegistry;Returns#
CapabilityRegistry
Methods#
has()#
ts
has(handle): boolean;Defined in: packages/ai/src/activities/chat/middleware/capabilities.ts:76
Parameters#
handle#
Returns#
boolean
markProvided()#
ts
markProvided(handle): void;Defined in: packages/ai/src/activities/chat/middleware/capabilities.ts:71
Record that handle was provided; fire the duplicate callback on repeats.
Parameters#
handle#
Returns#
void
setOnDuplicate()#
ts
setOnDuplicate(cb): void;Defined in: packages/ai/src/activities/chat/middleware/capabilities.ts:66
Register a callback fired when a handle is provided more than once.
Parameters#
cb#
(name) => void
Returns#
void