adk_core library

Classes

App
ArtifactVersion
BaseAgent
BaseAgentState
BaseArtifactService
BaseLlm
BaseMemoryService
BasePlugin
BaseSessionService
BaseTelemetryService
BaseTool
Content
Context
Event
EventActions
EventCompaction
EventsCompactionConfig
FileData
Frontmatter
L1 skill metadata parsed from SKILL.md frontmatter.
FunctionCall
FunctionCallingConfig
FunctionDeclaration
FunctionResponse
FunctionTool
Gemini
GenerateContentConfig
GetSessionConfig
HttpOptions
HttpRetryOptions
InlineData
InMemoryArtifactService
InMemoryMemoryService
InMemoryRunner
InMemorySessionService
InMemoryTelemetryService
InvocationContext
InvocationPlan
ListSessionsResponse
LiveActivityEnd
LiveActivityStart
LiveConnectConfig
LiveRequest
LiveRequestQueue
LlmAgent
LlmRequest
LlmResponse
LlmToolConfig
LoadMcpResourceTool
LoopAgent
LoopAgentState
McpBaseTool
McpResourceContent
Content returned by resources/read.
McpSessionManager
McpTool
McpToolset
MemoryEntry
ParallelAgent
Part
PluginManager
Resources
L3 skill resources loaded from references/assets/scripts directories.
ResumabilityConfig
RunConfig
Runner
Script
Wrapper for script content.
SearchMemoryResponse
SequentialAgent
SequentialAgentState
Session
Skill
Complete skill representation with metadata, instructions, and resources.
SkillDescriptor
SkillRegistry
SkillToolset
State
StdioConnectionParams
Process launch options for an MCP stdio server.
StreamableHTTPConnectionParams
Connection options for an MCP server that supports Streamable HTTP.
TelemetryLogRecord
TelemetrySpan
ToolDeclaration
ToolThreadPoolConfig

Functions

formatSkillsAsXml(List<SkillDescriptor> skills) → String
loadSkillFromDir(String skillDirPath) → Skill
readSkillProperties(String skillDirPath) → Frontmatter
validateAppName(String name) → void
validateSkillDir(String skillDirPath) → List<String>

Typedefs

AfterModelCallback = FutureOr<LlmResponse?> Function(CallbackContext callbackContext, LlmResponse llmResponse)
AfterToolCallback = FutureOr<Map<String, dynamic>?> Function(BaseTool tool, Map<String, dynamic> args, ToolContext toolContext, Map<String, dynamic> toolResponse)
Agent = LlmAgent
AgentLifecycleCallback = FutureOr<Content?> Function(CallbackContext callbackContext)
BeforeModelCallback = FutureOr<LlmResponse?> Function(CallbackContext callbackContext, LlmRequest llmRequest)
BeforeToolCallback = FutureOr<Map<String, dynamic>?> Function(BaseTool tool, Map<String, dynamic> args, ToolContext toolContext)
CallbackContext = Context
ConfirmationPredicate = FutureOr<bool> Function(Map<String, dynamic> args)
GeminiGenerateHook = Stream<LlmResponse> Function(LlmRequest request, bool stream)
GeminiInteractionsInvoker = Stream<LlmResponse> Function(LlmRequest request, {required bool stream})
GeminiLiveSessionFactory = GeminiLiveSession Function(LlmRequest request)
GoogleLlm = Gemini
InstructionProvider = FutureOr<String> Function(ReadonlyContext context)
JsonMap = Map<String, dynamic>
McpConnectionParams = Object
McpHeaderProvider = Map<String, String> Function(ReadonlyContext readonlyContext)
McpToolExecutor = FutureOr<Object?> Function(Map<String, dynamic> args, {Map<String, String>? headers})
McpToolHeaderProvider = Map<String, String> Function(ReadonlyContext readonlyContext)
OnModelErrorCallback = FutureOr<LlmResponse?> Function(CallbackContext callbackContext, LlmRequest llmRequest, Exception error)
OnToolErrorCallback = FutureOr<Map<String, dynamic>?> Function(BaseTool tool, Map<String, dynamic> args, ToolContext toolContext, Exception error)
ToolContext = Context

Exceptions / Errors

AlreadyExistsError
InputValidationError
LlmCallsLimitExceededError
McpHttpStatusException
Thrown when an HTTP request returns a non-success status code.
McpJsonRpcException
Thrown when a JSON-RPC response contains an error object.
NotFoundError
PluginManagerException
ResourceExhaustedModelException
SessionNotFoundError