Copilot Workspace + Marketplace

Built a marketplace with Copilot Workspace?
We'll make it production-ready.

Marketplaces are among the hardest apps to build well because they serve two distinct user types (buyers and sellers) with different needs, handle money flowing between users, and require trust systems. AI tools can scaffold the UI quickly, but the critical backend logic — escrow, disputes, ratings, and split payments — needs careful implementation.

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Marketplace challenges in Copilot Workspace apps

Building a marketplace with Copilot Workspace is a great start — but these challenges need attention before launch.

Payment splitting and payouts

Buyers pay, the platform takes a cut, sellers receive the rest. This requires Stripe Connect or similar — significantly more complex than basic checkout. AI tools rarely implement this correctly, leaving you with manual payout processes.

Two-sided authorization

Sellers can manage their listings but not other sellers'. Buyers can view listings but only manage their own orders. Admins can moderate everything. Three distinct permission levels, all enforced server-side.

Trust and safety

Reviews, ratings, dispute resolution, content moderation, and fraud detection. These are complex systems that AI tools don't generate but that make or break a marketplace.

Search and discovery

Users need to find what they're looking for. Basic database queries won't cut it at scale — you need full-text search, filters, sorting, and potentially geolocation. This requires proper indexing or a dedicated search service.

Real-time communication

Buyers and sellers need to communicate. In-app messaging, notifications, and order status updates require real-time capabilities that AI tools often implement superficially.

Data integrity

Inventory counts, order statuses, payment states, and user balances must be consistent. Race conditions (two buyers purchasing the last item simultaneously) require careful database design.

What we check in your Copilot Workspace marketplace

Payment flow — Stripe Connect setup, split payments, seller payouts
Authorization — buyer vs seller vs admin permissions enforced server-side
Data integrity — race conditions, inventory management, order state machines
Search performance — indexing, query optimization, full-text search
Real-time features — messaging, notifications, live updates
Content moderation — reported content handling, admin tools
Security — data isolation between sellers, payment security
Mobile responsiveness — marketplace browsing experience on mobile

Common Copilot Workspace issues we fix

Beyond marketplace-specific issues, these are Copilot Workspace patterns we commonly fix.

highBugs

Cross-file changes introduce inconsistencies between implementation and interface definitions

When Copilot Workspace makes changes across multiple files, it can update an implementation without updating a shared interface or type definition, or update a type without updating all the call sites that depend on it, leaving the codebase in an inconsistent state.

highCode Quality

Generated PRs are difficult to review as a coherent unit of change

Multi-file changes from Copilot Workspace often interleave meaningful changes with formatting or whitespace changes, and the PR diff can be large enough that reviewers approve without fully understanding the coordinated logic across files.

mediumSecurity

Security-sensitive changes made without flagging for mandatory human review

Copilot Workspace may modify authentication middleware, authorization logic, or input validation as part of a broader feature change without flagging these security-sensitive files for extra review, letting them through the same review process as non-sensitive changes.

mediumTesting

Tests not updated when implementation changes break existing test assumptions

When Workspace modifies application logic, it may not update tests that were written against the old behavior — causing tests to fail or, worse, silently passing with incorrect expectations after the PR is merged.

Start with a self-serve audit

Get a professional review of your Copilot Workspace marketplace at a fixed price.

External Security Scan

Black-box review of your public-facing app. No code access needed.

$19
  • OWASP Top 10 vulnerability check
  • SSL/TLS configuration analysis
  • Security header assessment
  • Expert review within 24h
Get Started

Code Audit

In-depth review of your source code for security, quality, and best practices.

$19
  • Security vulnerability analysis
  • Code quality review
  • Dependency audit
  • Architecture review
  • Expert + AI code analysis
Get Started
Best Value

Complete Bundle

Both scans in one package with cross-referenced findings.

$29$38
  • Everything in both products
  • Cross-referenced findings
  • Unified action plan
Get Started

100% credited toward any paid service. Start with an audit, then let us fix what we find.

Frequently asked questions

Can I build a marketplace with Copilot Workspace?

Copilot Workspace is a great starting point for a marketplace. It handles the initial scaffolding well, but marketplace apps have specific requirements — payment splitting and payouts and two-sided authorization — that need professional attention before launch.

What issues does Copilot Workspace leave in marketplace apps?

Common issues include: cross-file changes introduce inconsistencies between implementation and interface definitions, generated prs are difficult to review as a coherent unit of change, security-sensitive changes made without flagging for mandatory human review. For a marketplace specifically, these issues are compounded by the need for payment splitting and payouts.

How do I make my Copilot Workspace marketplace production-ready?

Start with our code audit ($19) to get a clear picture of what needs fixing. For most Copilot Workspace-built marketplace apps, the critical path is: security review, then fixing core flow reliability, then deployment. We provide a fixed quote after the audit.

How much does it cost to fix a Copilot Workspace-built marketplace?

Our code audit is $19 and gives you a complete report of issues. Fixes start at $199 with our Fix & Ship plan. For larger marketplace projects, we provide a custom fixed quote after the audit — no hourly billing.

Get your Copilot Workspace marketplace production-ready

Tell us about your project. We'll respond within 24 hours with a clear plan and fixed quote.

Tell Us About Your App