Updated for Summer '26
New to this track? Our Salesforce Certified Platform Developer exam prep is the recommended first step. See our certification path to understand where this certification fits. The Salesforce Accredited B2B Commerce Developer Professional exam weights B2B Development most heavily (30%) — see the full breakdown, study tips, and practice questions below. Ready to book? Read our exam tips and study plan.
Join 800+ passed this month • Updated for 2026 • No sign-up required
Updated for Summer '26
This page is reviewed every release to stay aligned with the current exam blueprint.
Exam Blueprint Aligned
Section weightages match the official Summer '26 exam guide
Questions Reviewed
Practice questions and explanations checked each release cycle
Works on Any Device
Full practice experience on phone, tablet, or desktop
Free, No Sign-Up
Start practicing immediately — no account or email required
Written & verified by Krishna Mohan
5× Salesforce Certified · 12+ years in data engineering & Salesforce · Updated for Summer '26
Who is the B2B Commerce Developer AP exam for?
- Developers building custom storefronts: You create LWC components for B2B Commerce stores and want to prove your storefront development skills.
- Integration engineers: You connect B2B Commerce to ERP, pricing, and inventory systems using Commerce APIs and need the credential to back up your integration expertise.
- Technical consultants: You extend B2B checkout and cart logic with Apex extensions and want formal validation of your Commerce development capabilities.
Exam Fees & Registration
Exam Fee
$150
One-time registration fee
Retake Fee
$150
If you need to retake the exam
Comparing certs? View all Salesforce exam fees in one place →
Certification Validity
Your Salesforce Accredited B2B Commerce Developer Professional certification is valid for 3 years from the date you pass the exam. You'll need to maintain your certification through continuing education or retake the exam.
How to Register
Register for the Salesforce Accredited B2B Commerce Developer Professional exam through the official Salesforce certification portal.
Register for ExamExam data verification: questions, duration, passing score, fees, and section coverage were checked against official source references on .
Official sources: Salesforce exam pricing·Independent prep resource; no braindumps or leaked exam questions.
Salesforce Accredited B2B Commerce Developer Professional – Complete Summer '26 Guide
This exam tests your ability to customize B2B Commerce storefronts using LWC components, Apex extensions, and Commerce APIs for real-world implementations.
Recommended Prerequisites
We recommend completing this certification first to prepare you better.
Salesforce Accredited B2B Commerce Developer Professional Exam Weightage by Section
Exam Topics
Exam Tips
- 1B2B Development is 30%—know Cart and Checkout customization, APIs, and integration.
- 2Understand cart and checkout: cart calculation, checkout flows, and payment integration.
- 3Know integration: REST APIs, webhooks, and external system integration.
- 4Be ready for "how do you develop X?" questions.
Prerequisites
- •B2B Commerce development experience
- •Platform Developer I
Focus Areas
- •B2B Development
- •Cart and Checkout
- •Integration
- •Testing
Study Strategy
Develop B2B Commerce features.
Customize cart and checkout, integrate with external systems.
Align with the exam outline.
Exam Format and First-Attempt Readiness
The Salesforce Accredited B2B Commerce Developer Professional exam has 60 questions in 90 min, passing score ~65%. Most Salesforce exams test scenario-based decisions — focus on when to use each feature, not just terms.
- Study B2B Development and Cart and Checkout first — together they carry 55% of the exam.
- Do timed question sets. Build pacing and confidence.
- Review why wrong answers are wrong. It improves scenario reasoning.
- Book the exam once your mock scores are steady above ~65%.
Is the B2B Commerce Developer AP Exam Hard?
Is the B2B Commerce Developer AP Exam Hard?
The B2B Commerce Developer AP is moderately difficult. The ~65% passing score is standard, but the exam dives deep into the Commerce extension framework, LWC development, and Apex integration patterns that require hands-on coding experience rather than theoretical knowledge.
- 60 multiple-choice questions in 90 minutes.
- ~65% passing score — a standard threshold, but the technical depth of the questions makes it harder than the score suggests.
- Code-level knowledge required — questions test specific Commerce APIs, LWC wire adapters, and Apex extension interfaces rather than high-level concepts.
- Hands-on coding essential — building at least one custom LWC commerce component and writing an Apex cart extension before sitting the exam helps significantly.
Pass Rate Guidance
Deploy a custom storefront component and implement a checkout extension in a developer org before booking. Score consistently above 75% on practice tests to build a comfortable margin.
B2B Commerce Developer AP Exam Format Explained
B2B Commerce Developer AP Exam Format Explained
The exam is proctored online or in-person. Here is the format:
Total Questions
60 scored questions
Time Limit
90 min
Passing Score
~65%
Question Type
Multiple-choice & multiple-select
How Many Questions Are Scenario-Based?
Expect scenario-based questions describing a storefront customization requirement and asking which API, extension point, or component pattern solves it. Common themes include cart calculations, custom checkout steps, and external system integration.
Best Way to Pass on Your First Attempt
- Build custom LWC components: Create a product detail override or custom checkout component using the @salesforce/commerce scoped modules in a hands-on org.
- Implement Apex extensions: Write a CartExtension for custom pricing and a CheckoutExtension for validation — the exam tests these interfaces specifically.
- Study the Commerce Connect API: Know which API to call for product search, cart operations, and order management, and how buyer authentication differs from guest access.
- Practice deployment workflows: Understand the correct sequence for deploying commerce metadata, LWC components, and integration services to an Experience Cloud site.
B2B Commerce Developer AP: Key Concepts for the Exam
LWC Commerce Components & Override Pattern
B2B Commerce storefronts use Lightning Web Components. The Component Override pattern allows developers to replace default checkout or product detail components with custom implementations — registered in the Community Builder component map. Custom LWCs use the `@salesforce/commerce` scoped modules to access cart, product, and checkout data. The `NavigationMixin` handles in-store navigation. Wire adapters for commerce provide reactive data binding to store context. The AP exam tests how to implement component overrides, wire data into custom components, and handle error states without breaking the checkout flow.
Commerce APIs & Storefront REST APIs
The Commerce Connect API (Connect in Apex) provides programmatic access to storefront operations. REST APIs power all storefront interactions — search, product detail, cart, checkout, and order history. The Product Search API supports faceted search with category and attribute filters. Custom price calculators can be implemented via the Commerce Extension framework. The B2C and B2B APIs share similar patterns but differ in auth context (buyer session vs. guest). The exam tests which API to use for a given scenario, how to authenticate as a buyer, and how to extend standard behavior using the extension framework.
Checkout Integrations & Tax/Payment
Custom checkout integrations implement the `CartExtension` or `CheckoutExtension` Apex interfaces. Tax calculation extensions receive a cart and return line-item tax amounts. Shipping calculation extensions provide shipping options and costs. Payment integrations use the Payment Gateway framework — implement `commercepayments.PaymentGatewayAdapter`. Test classes for commerce extensions must mock the cart and checkout context. The exam tests how to implement and register each extension type, how to handle exceptions gracefully, and how to write unit tests for commerce Apex extensions.
Search Configuration & Merchandising
B2B Commerce search uses the Salesforce Search Index — products are indexed when published. Search configuration allows field boosts, synonym groups, and exclusion rules. Facets are configured from product attributes and category fields. Sorting options are configurable. Merchandising Rules let admins pin, boost, or bury specific products in search results. CMS-managed banners can appear in search result pages. The developer exam tests how to configure search tuning, how to add custom product attributes to the search index, and how to implement custom search result handling in LWC.
Testing, Deployment & Performance
B2B Commerce deployments use standard Salesforce metadata tooling — Salesforce CLI, change sets, or CI/CD pipelines. Commerce metadata types include StoreIntegratedService, CommerceSettings, and custom LWC components. Integration tests for commerce extensions use Apex test utilities to simulate cart operations. Page performance is governed by LWC best practices: avoid unnecessary re-renders, use lazy loading for images, minimize wire adapter calls. CDN configuration for Experience Cloud handles static asset caching. The exam tests the correct deployment sequence for a store update and how to diagnose checkout performance issues.
How to Pass the Salesforce B2B Commerce Developer Accredited Professional Exam
The B2B Commerce Developer AP exam tests custom development for B2B Commerce stores. Focus on the B2B Commerce extensibility framework, LWC development, and integration patterns.
B2B Commerce Extensibility Framework
Know the key extension points: Custom LWC components in the storefront, Cart Extension Apex classes for custom cart logic, Integration APIs for external catalog and pricing, and checkout step overrides.
Storefront LWC Development
Know how to create custom LWC components for the B2B storefront: using the ConnectApi in JavaScript, styling with the B2B CSS framework, and deploying components to the Experience Cloud site.
Apex Extension Points
Know how to implement CartExtension.CartCalculate for custom pricing/promotions, CartExtension.CartOrchestrator for cart validation, and how to register extensions in the Cart Lifecycle class.
External Catalog Integration
Know how to integrate an external PIM or catalog system: using the Integration APIs to sync product data, configuring data feeds, and how real-time pricing calls from external systems work.
Order Fulfillment Integration
Know how to integrate B2B Commerce orders with external ERP systems: order creation events, custom order processing logic, and how to implement order status updates from external systems.
Is the Salesforce Accredited B2B Commerce Developer Professional Exam Hard?
DifficultyModerate; plan about 4-8 weeks of focused prep.
Book When ReadyScore 80%+ on three timed mocks before scheduling.
Use Practice, Not DumpsOriginal practice questions build skill without risking your credential.
Exam format: 60 questions, 90 min, ~65% passing score.
Get the Full Question Bank
Most candidates book the exam after scoring 75%+ on full mocks.
If you’re planning to test this quarter, aim to complete full mocks at least 10–14 days before your exam date.
Want to ensure you pass on your first try? Contact us for more information on our full 60-question mock exams and a personalized study plan. You can also reach out to km.krishnamohan25@gmail.com.
Request Mock Exams & Study PlanSalesforce Accredited B2B Commerce Developer Professional Exam FAQs
- What is covered on the Salesforce Accredited B2B Commerce Developer Professional exam?
- The Salesforce Accredited B2B Commerce Developer Professional exam—formerly Salesforce Certified B2B Commerce Developer Accredited Professional— covers section-wise weightage as shown above. Use the exam topics and practice questions on this page to align your study with the official outline.
- What is B2B Commerce Developer Accredited Professional?
- B2B Commerce Developer AP validates skills in developing and customizing B2B Commerce solutions, including cart customization, checkout flows, and API integration.
Next Certifications After This AP
AP credentials pair well with core platform certifications. Consider: