Reduce expense busywork by 10x. Increase compliance and accuracy.
Reduce expense busywork by 10x. Increase compliance and accuracy.
Reduce expense busywork by 10x. Increase compliance and accuracy.
Brex AI Assistant
Brex AI Assistant
Brex AI Assistant
+ companies control spend before it happens with Brex.
+ companies control
spend before it happens with Brex.
+ companies control spend before it happens with Brex.
Automate workflows
for every type of spend
Automate workflows
for every type of spend
Brex AI eliminates manual work by automating
tasks across our spend platform.
Brex AI eliminates manual work by automating tasks across our spend platform.
Brex AI eliminates manual work by automating
tasks across our spend platform.

Get trust and transparency
Brex is transparent in how AI works to automate workflows, guide reviews, and provide insights
Stay in control
Brex AI extends your decision-making, offering the automations and suggestions you need.
Ensure complete privacy
Your data is protected by strict security protocols and is never used to improve third-party AI models.
ai for employees
ai for employees
AI FOR EMPLOYEES
Give every employee
their own assistant
Executives have long enjoyed having someone else do their expenses,
and Brex AI extends that luxury to every employee with Brex Assistant.
Executives have long enjoyed having someone else do their expenses, and Brex AI extends that luxury to every employee with Brex Assistant.
Executives have long enjoyed having someone else do their expenses,
and Brex AI extends that luxury to every employee with Brex Assistant.
See Brex AI in action.
Put expense
reports
on autopilot
Brex auto-generates receipts from L3 payment data and uses LLMs and real-time integrations to auto-populate memos, attendees, and expense category.
Brex auto-generates receipts from L3 payment data and uses LLMs and real-time integrations to auto-populate memos, attendees, and expense category.
Brex auto-generates receipts from L3 payment data and uses LLMs and real-time integrations to auto-populate memos, attendees, and expense category.
Get instant
answers 24/7
Free your finance team from expense policy and reporting questions. With Brex, you can give every employee their own virtual assistant to get answers in real time and automate tedious expense tasks.
Free your finance team from expense policy and reporting questions. With Brex, you can give every employee their own virtual assistant to get answers in real time and automate tedious expense tasks.
Free your finance team from expense policy and reporting questions. With Brex, you can give every employee their own virtual assistant to get answers in real time and automate tedious expense tasks.
Offload expense
tasks to AI
Delegate tasks like “Assign all DoorDash charges to my WFH stipend” or “Add a memo that says 'September ad campaign' to all my Google Ads expenses in September", and Brex Assistant will follow your command.
Delegate tasks like “Assign all DoorDash charges to my WFH stipend” or “Add a memo that says 'September ad campaign' to all my Google Ads expenses in September", and Brex Assistant will follow your command.
Delegate tasks like “Assign all DoorDash charges to my WFH stipend” or “Add a memo that says 'September ad campaign' to all my Google Ads expenses in September", and Brex Assistant will follow your command.
AI FOR MANAGERS
AI FOR MANAGERS
AI FOR MANAGERS
Review only the
expenses that need it.
Brex AI uses machine learning (ML) models to guide managers to
expenses worthy of human review and automates the rest.
Brex AI uses machine learning (ML) models to guide managers to expenses worthy of human review and automates the rest.
Brex AI uses machine learning (ML) models to guide managers to
expenses worthy of human review and automates the rest.
Carbonenewyork.com
Auto-generated by Brex
IRS compliant
$213.75
Calamari Marco
$145.10
Chardonnay
$20.45
Total, surcharges, and Fees
$3.00

Carbonenewyork.com
Auto-generated by Brex
IRS compliant
$213.75
Calamari Marco
$145.10
Chardonnay
$20.45
Total, surcharges, and Fees
$3.00

Carbonenewyork.com
Auto-generated by Brex
IRS compliant
$213.75
Calamari Marco
$145.10
Chardonnay
$20.45
Total, surcharges, and Fees
$3.00

Automate expense resolution
Automate in-policy approvals, custom routing, and exception detection. Brex AI will help you resolve issues faster.
Automate in-policy approvals, custom routing, and exception
detection. Brex AI will help you resolve issues faster.
Eliminate receipt reviews
Let Brex AI search receipts and data for you using LLMs to detect policy violations — like “vodka” when “alcohol” isn’t on the receipt.
Find transactions fast
Get instant insight into spending patterns — e.g., “marketing expenses > $200 without receipts last month.
Get instant insight into spending patterns — e.g.,
“marketing expenses > $200 without receipts last month.
AI FOR FINANCE TEAMS
AI FOR FINANCE TEAMS
AI FOR FINANCE TEAMS
Speed up decision making
with AI-powered analytics.
Speed up decision making with AI-powered analytics.
Operate faster with Brex AI running analyses and
surfacing suggestions for you.
Operate faster with Brex AI running analyses and surfacing suggestions for you.
Operate faster with Brex AI running analyses
and surfacing suggestions for you.
Mapping suggestion
New
Affects 445 transactions
Brex Location
Netsuite Location
Chelsea
Chelsea
Rule suggestion
New
Affects 1,098 transactions
Brex Location
Netsuite Location
Amazon
Amazon
Mapping suggestion
New
Affects 445 transactions
Brex Location
Netsuite Location
Chelsea
Chelsea
Mapping suggestion
New
Affects 445 transactions
Brex Location
Netsuite Location
Chelsea
Chelsea
Rule suggestion
New
Affects 1,098 transactions
Brex Location
Netsuite Location
Amazon
Amazon
Mapping suggestion
New
Affects 445 transactions
Brex Location
Netsuite Location
Chelsea
Chelsea
Mapping suggestion
New
Affects 445 transactions
Brex Location
Netsuite Location
Chelsea
Chelsea
Rule suggestion
New
Affects 1,098 transactions
Brex Location
Netsuite Location
Amazon
Amazon
Mapping suggestion
New
Affects 445 transactions
Brex Location
Netsuite Location
Chelsea
Chelsea

Accelerate accounting
Get accounting rule suggestions to further automate GL coding. Shorten the tail end of transactions that need manual attention
Get custom spend insights
Customize what you want the AI to find, such as expensive purchases, anomalies, or expenses that exceed per-diem limits.
Improve forecasting
Brex AI can help analyze your budgets, spend limits, and utilization patterns to offer insights on spend optimization.




Unlock the power of
automation.
Unlock the power of automation.
The time is now to increase efficiency, compliance, and control with AI-powered spend management. Let’s talk.
The time is now to increase efficiency, compliance, and control with AI-powered spend management. Let’s talk.
Get started
FAQ
We have answers
What is Brex AI?
Brex AI is a technology layer embedded in all of our products — cards, travel, expense management, and bill pay — to enable compliance, accuracy, and speed. It’s changing the way teams automate routine tasks, understand performance trends, and unlock new business opportunities — helping to define the future of artificial intelligence in finance.
With Brex AI, employees can close out expenses more efficiently, managers can simplify reviews with auto-approvals, and finance teams can expedite their month-end close. It’s intelligent spend management that gets smarter the more you use it.
How is Brex using AI in finance?
Brex uses large language models (LLMs) and algorithms for intelligent spend management workflows that improve as you use them. The goal is to enable a future of AI in finance where every team’s efforts are amplified through features like:
Brex Assistant: An AI assistant for every employee that suggests budget assignments for expenses, auto-populates documents to simplify expense entry, and helps answer questions about spending with a real-time chat functionality.
Smart rule suggestions: Brex AI recommends rules for general ledger coding by analyzing manual and bulk edits — helping expedite the month-end close process. Your accounting team can review, edit, and create rules and mappings based on these ML-based suggestions.
Spend insights: Brex AI will catch anomalous transactions like expensive purchases and expenses that exceed per-diem meals and rideshare limits and flag them for finance teams to review.
Trend alerts: Brex AI will notify finance leaders in real-time when it detects high month-to-month spend increases by user, department, merchant, or category to help your finance teams address issues fast.
Who is Brex AI designed for?
Simply put, everyone at your company. Brex AI helps drive efficiency across every department with intelligent spend management and AI accounting automation. More specifically, Brex is using artificial intelligence in finance to empower:
Employees who want to comply with expense policies without excess manual work or clunky approval processes.
Managers who want to review spending that has been flagged, and automate everything else that’s in-policy.
Finance teams who want to drive compliance for a faster month-end close, so they can focus on making decisions instead of gathering data.
Why use artificial intelligence in finance?
AI in finance can help supplement your existing work and make your job more efficient. And when finance leaders use Brex AI to control spending proactively, they can benefit from:
Reduced overspending and increased compliance because AI can restrict out-of-policy spending before it happens rather than after.
Greater visibility into overall spending thanks to smart categorization and automated expense reports.
Operational agility from the decreased manual work needed to close the books.
Scaling operations without adding costly resources.
Will AI replace accountants?
Brex AI is designed to amplify financial decision making, not replace it. Each feature helps your team automate repetitive tasks, improve compliance, and avoid errors. The future of AI in finance is constantly evolving, and Brex AI aims to continue empowering humans to improve their spend management with unprecedented efficiency.
To dive in a bit deeper into AI accounting and how it can change the way you work, check out these articles:
AI, automation, and the future of accounting
Why finance leaders are embracing AI-powered spend management
How does Brex AI protect your privacy and data?
Protecting your privacy and data is a top priority for everything we build at Brex. Any data required to power a Brex AI experience follows the exact same stringent GRC and security requirements that all of our sensitive data adheres to. Your data will never be used to improve third-party AI models.
For a full look at how we keep your data safe and secure, visit this page.
What is Brex AI?
Brex AI is a technology layer embedded in all of our products — cards, travel, expense management, and bill pay — to enable compliance, accuracy, and speed. It’s changing the way teams automate routine tasks, understand performance trends, and unlock new business opportunities — helping to define the future of artificial intelligence in finance.
With Brex AI, employees can close out expenses more efficiently, managers can simplify reviews with auto-approvals, and finance teams can expedite their month-end close. It’s intelligent spend management that gets smarter the more you use it.
How is Brex using AI in finance?
Brex uses large language models (LLMs) and algorithms for intelligent spend management workflows that improve as you use them. The goal is to enable a future of AI in finance where every team’s efforts are amplified through features like:
Brex Assistant: An AI assistant for every employee that suggests budget assignments for expenses, auto-populates documents to simplify expense entry, and helps answer questions about spending with a real-time chat functionality.
Smart rule suggestions: Brex AI recommends rules for general ledger coding by analyzing manual and bulk edits — helping expedite the month-end close process. Your accounting team can review, edit, and create rules and mappings based on these ML-based suggestions.
Spend insights: Brex AI will catch anomalous transactions like expensive purchases and expenses that exceed per-diem meals and rideshare limits and flag them for finance teams to review.
Trend alerts: Brex AI will notify finance leaders in real-time when it detects high month-to-month spend increases by user, department, merchant, or category to help your finance teams address issues fast.
Who is Brex AI designed for?
Simply put, everyone at your company. Brex AI helps drive efficiency across every department with intelligent spend management and AI accounting automation. More specifically, Brex is using artificial intelligence in finance to empower:
Employees who want to comply with expense policies without excess manual work or clunky approval processes.
Managers who want to review spending that has been flagged, and automate everything else that’s in-policy.
Finance teams who want to drive compliance for a faster month-end close, so they can focus on making decisions instead of gathering data.
Why use artificial intelligence in finance?
AI in finance can help supplement your existing work and make your job more efficient. And when finance leaders use Brex AI to control spending proactively, they can benefit from:
Reduced overspending and increased compliance because AI can restrict out-of-policy spending before it happens rather than after.
Greater visibility into overall spending thanks to smart categorization and automated expense reports.
Operational agility from the decreased manual work needed to close the books.
Scaling operations without adding costly resources.
Will AI replace accountants?
Brex AI is designed to amplify financial decision making, not replace it. Each feature helps your team automate repetitive tasks, improve compliance, and avoid errors. The future of AI in finance is constantly evolving, and Brex AI aims to continue empowering humans to improve their spend management with unprecedented efficiency.
To dive in a bit deeper into AI accounting and how it can change the way you work, check out these articles:
AI, automation, and the future of accounting
Why finance leaders are embracing AI-powered spend management
How does Brex AI protect your privacy and data?
Protecting your privacy and data is a top priority for everything we build at Brex. Any data required to power a Brex AI experience follows the exact same stringent GRC and security requirements that all of our sensitive data adheres to. Your data will never be used to improve third-party AI models.
For a full look at how we keep your data safe and secure, visit this page.
What is Brex AI?
Brex AI is a technology layer embedded in all of our products — cards, travel, expense management, and bill pay — to enable compliance, accuracy, and speed. It’s changing the way teams automate routine tasks, understand performance trends, and unlock new business opportunities — helping to define the future of artificial intelligence in finance.
With Brex AI, employees can close out expenses more efficiently, managers can simplify reviews with auto-approvals, and finance teams can expedite their month-end close. It’s intelligent spend management that gets smarter the more you use it.
How is Brex using AI in finance?
Brex uses large language models (LLMs) and algorithms for intelligent spend management workflows that improve as you use them. The goal is to enable a future of AI in finance where every team’s efforts are amplified through features like:
Brex Assistant: An AI assistant for every employee that suggests budget assignments for expenses, auto-populates documents to simplify expense entry, and helps answer questions about spending with a real-time chat functionality.
Smart rule suggestions: Brex AI recommends rules for general ledger coding by analyzing manual and bulk edits — helping expedite the month-end close process. Your accounting team can review, edit, and create rules and mappings based on these ML-based suggestions.
Spend insights: Brex AI will catch anomalous transactions like expensive purchases and expenses that exceed per-diem meals and rideshare limits and flag them for finance teams to review.
Trend alerts: Brex AI will notify finance leaders in real-time when it detects high month-to-month spend increases by user, department, merchant, or category to help your finance teams address issues fast.
Who is Brex AI designed for?
Simply put, everyone at your company. Brex AI helps drive efficiency across every department with intelligent spend management and AI accounting automation. More specifically, Brex is using artificial intelligence in finance to empower:
Employees who want to comply with expense policies without excess manual work or clunky approval processes.
Managers who want to review spending that has been flagged, and automate everything else that’s in-policy.
Finance teams who want to drive compliance for a faster month-end close, so they can focus on making decisions instead of gathering data.
Why use artificial intelligence in finance?
AI in finance can help supplement your existing work and make your job more efficient. And when finance leaders use Brex AI to control spending proactively, they can benefit from:
Reduced overspending and increased compliance because AI can restrict out-of-policy spending before it happens rather than after.
Greater visibility into overall spending thanks to smart categorization and automated expense reports.
Operational agility from the decreased manual work needed to close the books.
Scaling operations without adding costly resources.
Will AI replace accountants?
Brex AI is designed to amplify financial decision making, not replace it. Each feature helps your team automate repetitive tasks, improve compliance, and avoid errors. The future of AI in finance is constantly evolving, and Brex AI aims to continue empowering humans to improve their spend management with unprecedented efficiency.
To dive in a bit deeper into AI accounting and how it can change the way you work, check out these articles:
AI, automation, and the future of accounting
Why finance leaders are embracing AI-powered spend management
How does Brex AI protect your privacy and data?
Protecting your privacy and data is a top priority for everything we build at Brex. Any data required to power a Brex AI experience follows the exact same stringent GRC and security requirements that all of our sensitive data adheres to. Your data will never be used to improve third-party AI models.
For a full look at how we keep your data safe and secure, visit this page.
Product
Platform
Company
Ressources
* Vault is offered by Brex Treasury LLC, Member FINRA and SIPC. Vault accounts allow customers to sweep cash into program banks. Brex Treasury is not a bank nor an investment adviser. Yield is variable.
©2025 Brex Inc. All rights reserved. Brex and the Brex logo are registered trademarks of Brex Inc. (“Brex”).
The use of Brex’s platform is subject to eligibility requirements and terms of service, learn more at Brex.com/legal. Service-specific terms apply, including but not limited to our Brex Card Program Terms, Rewards Terms and Travel Terms. All access to and use of Brex is also governed by our User Terms. Offers contingent on using Brex services are subject to qualifying for those services.
The Brex Mastercard® Corporate Credit Card is issued by Emigrant Bank, Member FDIC, Fifth Third Bank, N.A. Member FDIC, and/or Airwallex (Netherlands) B.V. Terms and conditions apply and are subject to change.
Brex also provides a Brex Card issued by Sutton Bank, Member FDIC, pursuant to a license from Visa® U.S.A. Inc. Valid only in the US. No ATM access.
The Brex business account consists of Checking, a commercial demand deposit account offered by Column N.A. (“Column”), member FDIC, and Treasury and Vault, which are cash management services offered by Brex Treasury LLC (“Brex Treasury”), member FINRA/SIPC, an affiliate of Brex. Brex is a financial technology company, not a bank. Checking accounts and banking services are provided by Column.
Securities are offered through Brex Treasury. Brex Treasury is not a bank nor an investment adviser. Review the background of Brex Treasury or its investment professionals on FINRA's BrokerCheck website. Member of SIPC. Securities in your account protected up to $500,000.
Investing in securities products involves risk and you could lose money. Yield is variable and fluctuates. Carefully consider a fund's investment objectives, risks, charges and expenses, as described in the applicable mutual fund’s prospectus. Contact us for a copy of the fund prospectus. Past performance is not a guarantee of future results. This is not an offer to buy or sell, or a solicitation of an offer to buy or sell, any security, and no buy or sell recommendation should be implied.
See the Brex Business Account Terms & Brex Treasury Account Agreement, Brex Business Account Sweep Disclosure, Column Commercial Demand Deposit Account Agreement, and Column Sweep Agreement for important terms, conditions, and disclosures.
All loans are subject to approval, and restrictions may apply.
Certain services available through Brex may be provided by Brex Payments LLC (NMLS #2035354), an affiliate of Brex and a licensed money transmitter.
Brex does not guarantee any third-party product, service, information, or recommendation, and may receive compensation from third parties for referring you to them. Be sure to review third party offers for conditions that may apply.
* Vault is offered by Brex Treasury LLC, Member FINRA and SIPC. Vault accounts allow customers to sweep cash into program banks. Brex Treasury is not a bank nor an investment adviser. Yield is variable.
©2025 Brex Inc. All rights reserved. Brex and the Brex logo are registered trademarks of Brex Inc. (“Brex”).
The use of Brex’s platform is subject to eligibility requirements and terms of service, learn more at Brex.com/legal. Service-specific terms apply, including but not limited to our Brex Card Program Terms, Rewards Terms and Travel Terms. All access to and use of Brex is also governed by our User Terms. Offers contingent on using Brex services are subject to qualifying for those services.
The Brex Mastercard® Corporate Credit Card is issued by Emigrant Bank, Member FDIC, Fifth Third Bank, N.A. Member FDIC, and/or Airwallex (Netherlands) B.V. Terms and conditions apply and are subject to change.
Brex also provides a Brex Card issued by Sutton Bank, Member FDIC, pursuant to a license from Visa® U.S.A. Inc. Valid only in the US. No ATM access.
The Brex business account consists of Checking, a commercial demand deposit account offered by Column N.A. (“Column”), member FDIC, and Treasury and Vault, which are cash management services offered by Brex Treasury LLC (“Brex Treasury”), member FINRA/SIPC, an affiliate of Brex. Brex is a financial technology company, not a bank. Checking accounts and banking services are provided by Column.
Securities are offered through Brex Treasury. Brex Treasury is not a bank nor an investment adviser. Review the background of Brex Treasury or its investment professionals on FINRA's BrokerCheck website. Member of SIPC. Securities in your account protected up to $500,000.
Investing in securities products involves risk and you could lose money. Yield is variable and fluctuates. Carefully consider a fund's investment objectives, risks, charges and expenses, as described in the applicable mutual fund’s prospectus. Contact us for a copy of the fund prospectus. Past performance is not a guarantee of future results. This is not an offer to buy or sell, or a solicitation of an offer to buy or sell, any security, and no buy or sell recommendation should be implied.
See the Brex Business Account Terms & Brex Treasury Account Agreement, Brex Business Account Sweep Disclosure, Column Commercial Demand Deposit Account Agreement, and Column Sweep Agreement for important terms, conditions, and disclosures.
All loans are subject to approval, and restrictions may apply.
Certain services available through Brex may be provided by Brex Payments LLC (NMLS #2035354), an affiliate of Brex and a licensed money transmitter.
Brex does not guarantee any third-party product, service, information, or recommendation, and may receive compensation from third parties for referring you to them. Be sure to review third party offers for conditions that may apply.
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