Best The Brex API Alternatives ranked by AI · updated Aug 2026

Brex API lets developers integrate Brex corporate cards, spend programs, expenses, reimbursements, users, and accounting data into internal or third-party applications. It is designed for finance teams and software developers building automated spend-management workflows around Brex accounts.

Developer: Brex Price: Custom pricing 🎯 developer.brex.com

💰 Fintech 💸 Payments 🔌 API Expense Management corporate cards

Top 6 The Brex API alternatives

Ramp API

Ramp

💡 Pick it for a close Brex alternative with strong accounting and expense automation.

Ramp API provides programmatic access to Ramp cards, transactions, reimbursements, bills, users, and accounting workflows. It is built for finance teams and...

Pros

Strong parity with Brex for corporate cards and expense workflows
Useful accounting, transaction, and reimbursement integrations
Good fit for organizations already standardizing on Ramp

Cons

Generally requires an active Ramp customer relationship
Less suitable for issuing cards inside a standalone fintech product
API access and limits may depend on plan or approval

Custom pricing

Alternatives to Ramp API → Visit site

Stripe Issuing

💡 Pick it when you need programmable card issuing embedded in your own product.

Stripe Issuing is a platform that allows businesses to create physical and virtual cards for various use cases like employee expenses, vendor...

Custom pricing based on usage

Alternatives to Stripe Issuing → Visit site

Airwallex API

Airwallex

💡 Pick it for global cards, multi-currency accounts, and payments rather than US-focused spend management.

Airwallex API provides access to global payments, multi-currency accounts, cards, transfers, and business-finance capabilities. It is aimed at international businesses and platforms...

Pros

Stronger multi-currency and international payments coverage than Brex
Combines cards, accounts, payouts, and foreign-exchange capabilities
Suitable for global platforms and marketplace-style businesses

Cons

Expense-management workflows are less central than in Brex
Country availability and compliance requirements can vary
Broader platform scope may add implementation complexity

Usage-based; contact sales

Alternatives to Airwallex API → Visit site

Marqeta

💡 Pick it to build a highly customized card program at fintech or enterprise scale.

Marqeta offers modern card issuing solutions for businesses of all sizes with advanced customization options.

Pros

Advanced customization options
Scalable for businesses of all sizes
Robust API integrations

Cons

May have a steeper learning curve for beginners

Custom pricing based on usage

Alternatives to Marqeta →

Lithic

💡 Pick it for developer-first card issuing and granular controls without adopting a full spend suite.

Lithic is a card-issuing and program-management platform for fintechs and businesses building commercial card products. Its APIs handle virtual and physical cards,...

Pros

Strong API-first approach to launching card programs
Detailed controls for spend limits, merchant categories, and authorizations
Good fit for commercial, expense, and embedded card products

Cons

More card-focused than Sudo Platform's broader financial APIs
Primarily oriented toward the United States and selected markets
Requires separate providers for many banking and payment functions

Custom pricing

Alternatives to Lithic → Visit site

Adyen Issuing

Adyen

💡 Pick it if you need enterprise card issuing tightly integrated with global payment processing.

Adyen Issuing provides APIs for creating payment cards, applying spending controls, and funding cards for employees, customers, or platform users. It is...