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🦥 feat: Add Deferred Tools as Agents Capability (#11295)

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Danny Avila 2026-01-10 20:25:34 -05:00
parent 7c9c7e530b
commit 3d98194a99
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8 changed files with 819 additions and 79 deletions
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27
packages/api/src/tools/classification.ts
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@ -322,6 +322,8 @@ export interface BuildToolClassificationParams {
agentId?: string;
/** Per-tool configuration from the agent (takes precedence over env vars) */
agentToolOptions?: AgentToolOptions;
/** Whether the deferred_tools capability is enabled (from agent config) */
deferredToolsEnabled?: boolean;
/** Function to load auth values (dependency injection) */
loadAuthValues: (params: {
userId: string;
@ -404,7 +406,14 @@ export function agentHasDeferredTools(toolRegistry: LCToolRegistry): boolean {
export async function buildToolClassification(
params: BuildToolClassificationParams,
): Promise<BuildToolClassificationResult> {
const { loadedTools, userId, agentId, agentToolOptions, loadAuthValues } = params;
const {
loadedTools,
userId,
agentId,
agentToolOptions,
deferredToolsEnabled = true,
loadAuthValues,
} = params;
const additionalTools: GenericTool[] = [];
/** Check if this agent is allowed to have classification features (requires agentId) */
@ -444,10 +453,22 @@ export async function buildToolClassification(
/**
* Check if this agent actually has tools that match the patterns.
* Only enable PTC if the agent has programmatic tools.
* Only enable tool search if the agent has deferred tools.
* Only enable tool search if the agent has deferred tools AND the capability is enabled.
*/
const hasProgrammaticTools = agentHasProgrammaticTools(toolRegistry);
const hasDeferredTools = agentHasDeferredTools(toolRegistry);
const hasDeferredTools = deferredToolsEnabled && agentHasDeferredTools(toolRegistry);
/**
* If deferred tools capability is disabled, clear defer_loading from all tools
* to ensure no tools are treated as deferred at runtime.
*/
if (!deferredToolsEnabled) {
for (const toolDef of toolRegistry.values()) {
if (toolDef.defer_loading === true) {
toolDef.defer_loading = false;
}
}
}
if (!hasProgrammaticTools && !hasDeferredTools) {
logger.debug(