Invocable Apex: Bridging Code, Flow and Agents

Apex ProgrammingInvocable Apex: Bridging Code, Flow and AgentsDesign @InvocableMethod actions that admins can use in Flow, that Agentforce agents and Prompt Builder can call, and that stay bulk-safe, well-described and testable — plus how to call flows from Apex.Intermediate · about 60 minutesWhat you will learn

Declare @InvocableMethod and @InvocableVariable with the right modifiers and signatures

Explain why invocable methods receive lists and how Flow batches interviews

Use generic sObject inputs and Apex-defined types

Choose between throwing exceptions and returning per-request status

Design invocables that work as Agentforce actions and Prompt Builder data providers

Launch autolaunched flows from Apex with Flow.Interview

Test invocables in bulk and through a flow

Contents

Where invocable Apex fits

@InvocableMethod in detail

@InvocableVariable and request/response classes

Why bulkification matters in Flow

Generic sObjects and Apex-defined types

Error handling strategies

Designing for Flow reuse

Agentforce actions and Prompt Builder

Calling flows from Apex

Testing invocables

Worked example: "Calculate Shipping Quote" for Flow and Agentforce

Best practices

Common pitfalls

Hands-on exercises

Key takeaways