Brex review: corporate cards and spend management built for scaling companies

Last updated October 2026

Brex started as a corporate card for startups that could not get approved anywhere else. Founded in 2017 by Henrique Dubugras and Pedro Franceschi, it offered something rare: high credit limits based on cash reserves rather than personal credit history, with no personal guarantee required. That pitch landed well in Silicon Valley, and Brex grew rapidly.

Since then, the product has expanded into a full spend management platform covering expense reporting, bill pay, reimbursements, travel booking, and a suite of AI-powered agents that handle compliance and approvals. In April 2026, Capital One completed its $5.15 billion acquisition of Brex, bringing the platform under the umbrella of one of the largest card issuers in the United States. The product continues to operate independently, though the long-term roadmap will inevitably reflect its new parent's priorities.

This review covers what Brex offers today, what it costs, and where it fits in the landscape of corporate finance tools.

What Brex is

The basics

Brex is a charge card and spend management platform for businesses. Unlike a traditional credit card, a charge card requires balances to be paid in full each billing cycle. There is no revolving credit, no APR, and no personal guarantee. Credit limits are determined by the company's cash position and spending patterns, and Brex claims limits can run 10 to 20 times higher than what a conventional business card would offer.

Beyond the card itself, Brex provides a software layer that handles expense policies, receipt capture, approval workflows, bill payments, employee reimbursements, and travel booking. The platform integrates with accounting systems like QuickBooks, Xero, NetSuite, and Sage Intacct.

Who it's for

Brex requires a minimum of $50,000 in cash reserves to qualify. Sole proprietors are not eligible. The product is designed for incorporated businesses, from venture-backed startups to mid-market companies with established finance teams. The three pricing tiers reflect this range, with the free Essentials plan covering early-stage companies and the Enterprise plan targeting organizations with complex approval hierarchies, multiple entities, and ERP integrations.

Features

Corporate cards

Brex issues unlimited physical and virtual cards at no additional cost across all plans. Each card can be configured with individual spend limits, merchant category restrictions, and policy controls. Virtual cards can be created instantly for specific vendors or projects, which is useful for managing software subscriptions or one-off purchases where you want tight controls.

The rewards program is structured around spend categories. The default monthly track offers 7x points on rideshare, 4x on travel booked through the Brex portal, 3x on restaurants, 2x on recurring software subscriptions, and 1x on everything else. Alternative daily tracks shift the multipliers toward software and advertising spend, or toward life sciences categories like conference tickets and lab supplies.

Point redemptions vary in value. Transferring points to airline partners or redeeming through the Brex Travel portal yields about 1 cent per point. Cash redemptions, whether to a Brex account or as a statement credit, return roughly 0.6 cents per point. That gap matters: the headline 7x rideshare rate translates to about 4.2 cents per dollar on cash redemptions, not the 7 cents the multiplier might suggest at first glance.

Cards work in more than 50 currencies. Brex markets the card as having no foreign transaction fee, though there is an FX markup of up to 3% on international transactions, a distinction worth noting before planning heavy overseas spend.

Expense management

Receipt capture works through email forwarding, the mobile app, and direct integrations with Gmail and Outlook. The platform automatically matches receipts to transactions and categorizes expenses. On the Essentials plan, AI-driven rules handle basic policy enforcement. Premium and Enterprise plans add multi-policy workflows, custom approval chains, and live budget tracking.

The AI layer is where Brex has invested heavily. The platform now includes several AI agents: a personal Brex Assistant for each employee that handles receipt lookups, policy questions, and reimbursement filings; an Audit Agent that monitors expenses against internal policies and ranks potential violations by risk level; and a Review Agent that auto-approves low-risk expenses and escalates exceptions. These agents can be trained on your specific expense policies and standard operating procedures, and they improve with feedback over time.

Bill pay

Brex bill pay handles vendor payments through ACH, wire, and check. Invoices can be submitted via email or uploaded directly, and the system routes them through approval workflows before payment. This feature is available on Premium and Enterprise plans.

For companies already using a separate accounts payable tool, the bill pay module may feel redundant. But for teams that want a single platform for cards, expenses, and vendor payments, it consolidates what would otherwise require two or three products.

Travel

Brex Travel is a built-in booking tool for flights, hotels, and car rentals. It is free on all plans, including Essentials. Travel booked through the portal earns the elevated 4x rewards rate and can be centrally billed to the company rather than individual cards. Travel policies can be configured to set per-diem limits, preferred airlines, and approval requirements.

The travel product is functional but not as deep as dedicated corporate travel platforms like Navan or TripActions. For companies with straightforward travel needs and fewer than a few hundred travelers, it covers the basics well. Larger organizations with complex travel programs may find the booking inventory and policy controls limited.

Integrations

On the Essentials plan, Brex connects to QuickBooks and Xero with automated transaction syncing. CSV export is available on all plans. Premium adds integrations with NetSuite and Sage Intacct, along with a developer API for building custom workflows. Enterprise extends this further with ERP system support and HRIS integrations for automated employee onboarding and offboarding.

The API is well-documented and supports webhooks, which makes it straightforward to build automations around card creation, transaction monitoring, and budget alerts.

Pricing

Essentials

The Essentials plan costs $0 per user per month. It includes unlimited physical and virtual cards, basic expense management with AI policy rules, Brex Travel, and integrations with QuickBooks and Xero. For an early-stage startup that primarily needs a corporate card with decent rewards and basic expense tracking, Essentials covers the core use case without any software cost.

Premium

At $12 per user per month, Premium adds bill pay, reimbursements, advanced AI agents, multi-policy expense workflows, live budgets, and integrations with mid-market accounting systems. This is the tier where Brex becomes a proper spend management platform rather than a card with some expense tracking attached.

The per-user pricing can add up quickly for larger teams. A 50-person company would pay $600 per month, or $7,200 per year, before considering whether every employee needs Premium features or just the cardholders and finance team members.

Enterprise

Enterprise pricing is custom and negotiated directly with Brex. It includes everything in Premium plus multi-entity support, custom ERP integrations, dedicated account management, and advanced security controls. Companies at this tier typically have complex organizational structures and established finance operations.

Across all plans, the corporate card itself carries no annual fee, and there is no charge for issuing employee cards. Late payment fees apply at 2.99% of the delinquent balance or $38, whichever is higher.

Pros and cons

The strongest aspect of Brex remains its underwriting model. By basing credit limits on company cash reserves rather than founder credit history, and by eliminating the personal guarantee, it removes a significant barrier for young companies. A startup with $500,000 in the bank can get a meaningful credit limit without the founder putting personal assets on the line. This was the original insight, and it still sets Brex apart from most traditional issuers.

The rewards program is competitive, particularly in the rideshare and software categories that align with how many tech companies spend. The 7x rideshare rate and 2x on recurring software are hard to match elsewhere. That said, the gap between travel redemption value and cash redemption value means the effective return depends heavily on how you use your points. Companies that redeem for cash should calibrate expectations accordingly.

The free Essentials tier is a genuine advantage. Getting unlimited cards, basic expense management, and travel booking at no cost is a strong starting point, especially for companies that do not yet need the complexity of a full spend management suite. It lowers the switching cost to near zero for teams willing to try the platform.

On the other side, the $50,000 minimum balance requirement excludes bootstrapped businesses and very early pre-seed companies. This is a deliberate choice rather than an oversight, but it narrows the addressable market.

The expense management and bill pay features, while solid, face stiff competition from dedicated platforms like Ramp, which bundles similar functionality at lower per-user costs. The AI agents are a differentiator in theory, but their effectiveness depends on how much time your finance team invests in training them with your specific policies and procedures. Out of the box, they handle routine cases well but require tuning for anything nuanced.

The Capital One acquisition introduces a degree of uncertainty. The product continues to operate independently for now, but acquisitions of this size inevitably lead to changes in product direction, integration priorities, and team structure over time. Companies evaluating Brex should weigh the current product on its merits while acknowledging that the roadmap may shift.

The foreign transaction markup deserves mention again because it creates confusion. Marketing materials reference no foreign transaction fees, but the FX markup of up to 3% functions the same way for the cardholder. International spend-heavy companies should factor this into their cost analysis.

Who Brex is best for

Brex fits best for venture-backed startups and mid-market companies with at least $50,000 in cash reserves that want a corporate card with strong rewards, no personal guarantee, and the option to grow into a full spend management platform over time. Teams that start on Essentials can add expense workflows, bill pay, and AI-powered compliance as they scale, without migrating to a different product.

It is also well suited for companies with meaningful rideshare, software, and travel spend, where the category multipliers translate to real savings. Finance teams that want to consolidate cards, expenses, bill pay, and travel into a single platform will find the Premium tier compelling, provided the per-user cost fits the budget.

Who should look elsewhere

Bootstrapped businesses and sole proprietors will not qualify for Brex. Companies below the $50,000 cash threshold should consider alternatives like Ramp, which has a lower barrier to entry, or traditional small business cards.

Companies with heavy international spend should compare the effective cost of Brex's FX markup against cards that offer true no-fee international transactions. The markup can erode or eliminate the value of rewards on overseas purchases.

Organizations that already use a dedicated corporate travel platform and a standalone AP tool may find that Brex's bundled features overlap with existing systems without replacing them entirely. In that case, a card-focused product with strong accounting integrations might be a better fit.

Related comparisons

If you are weighing Brex against specific alternatives, these comparisons cover the details:

• Mercury vs Brex covers the banking and card overlap between the two platforms

• Brex vs Ramp compares the two leading corporate card and spend management options side by side

• Brex vs Amex Business looks at how Brex stacks up against the traditional business card incumbent

• Best corporate card for startups surveys the broader landscape

Frequently asked questions

Does Brex require a personal guarantee?

No. Brex does not require a personal guarantee from founders or executives. The company itself is the obligor, and credit limits are based on the business's cash reserves and spending patterns. This is one of the core differences between Brex and most traditional business credit cards.

What is the minimum balance to qualify for Brex?

Brex requires at least $50,000 in cash reserves to qualify. This can be held in a Brex business account or demonstrated through linked bank accounts during the application process.

Is Brex a credit card or a charge card?

Brex is a charge card. Balances must be paid in full each billing cycle. There is no option to carry a balance, no revolving credit line, and no interest charges. Late payment fees apply if the balance is not settled on time.

How does Brex determine credit limits?

Credit limits are based on your company's cash position, revenue, and spending patterns. Brex claims limits can reach 10 to 20 times what a traditional business card would offer for the same company. Limits adjust dynamically as your cash balance changes.

Can sole proprietors use Brex?

No. Brex is designed for incorporated businesses, including C-corps, S-corps, and LLCs. Sole proprietors and unincorporated freelancers are not eligible.

Does Brex charge foreign transaction fees?

Brex markets the card as having no foreign transaction fee, but there is an FX markup of up to 3% on international transactions. The distinction is technical, but the cost to the cardholder is similar. Check the current fee schedule before relying on Brex for significant international spend.

What rewards does Brex offer?

The default monthly rewards track offers 7x points on rideshare, 4x on flights and hotels booked through Brex Travel, 3x on restaurants, 2x on recurring software, and 1x on all other spend. Points are worth approximately 1 cent each when redeemed for travel and about 0.6 cents when redeemed for cash.

What happened with the Capital One acquisition?

Capital One completed its acquisition of Brex on April 7, 2026, in a deal valued at $5.15 billion. The product continues to operate under its own brand. It is too early to say how the acquisition will affect features, pricing, or the product roadmap in the long term.

Does Brex integrate with my accounting software?

On the free Essentials plan, Brex integrates with QuickBooks and Xero. The Premium plan adds support for NetSuite and Sage Intacct. All plans support CSV export, and the Premium and Enterprise tiers include API access for custom integrations.

How does Brex compare to Ramp?

Both Brex and Ramp offer corporate cards with spend management software. Ramp emphasizes cost savings and has a lower barrier to entry, while Brex offers higher category rewards multipliers and AI-powered compliance tools. For a detailed breakdown, see Brex vs Ramp.

Is Brex free?

The Brex corporate card has no annual fee on any plan. The Essentials software plan is free and includes cards, basic expense management, and travel booking. The Premium plan costs $12 per user per month. Enterprise pricing is custom.

What AI features does Brex include?

Brex includes several AI agents: a personal Brex Assistant for each employee that handles receipt lookups and policy questions, an Audit Agent that monitors expenses against your policies and ranks violations by risk, and a Review Agent that auto-approves routine expenses and escalates exceptions. These agents can be trained on your company's specific policies and improve with feedback.