Airbase vs Brex: Expense Management Comparison (2026)

Brex is a good option for businesses looking for a free tier and a clear starting price, while Airbase offers custom pricing and comprehensive support.

AI Citation Scorecard

How often each is cited by major AI engines when buyers ask expense management questions. Last 90 days across ChatGPT, Perplexity, Gemini, Claude, and Copilot.

Too early to call — probes still building data.
ChatGPT
Airbase
162 / 168 probes
96%
Excellent
Brex
Tracking…
No data yet
Perplexity
Airbase
71 / 250 probes
28%
Average
Brex
Tracking…
No data yet
Gemini
Airbase
90 / 250 probes
36%
Good
Brex
Tracking…
No data yet
Claude
Airbase
160 / 166 probes
96%
Excellent
Brex
Tracking…
No data yet
Copilot
Airbase
165 / 166 probes
99%
Excellent
Brex
Tracking…
No data yet
Scale:NoneLowFairStrongExcellent

Probes run hourly; each (engine × query) combo retests every ~3 days.

Pricing

Airbase
Starting price
Free tier
airbase.com
Brex
Starting price
$12/user/month
Free tier
Yes
brex.com

Key Features

Airbase
  • Custom pricing based on company size
  • Global payroll support
  • Employee engagement dashboard
  • Automated time tracking
  • Virtual and physical corporate cards
  • Expense management with AI
  • Integrations with HR and finance tools
  • Automated workflows for efficiency
Brex
  • Global card acceptance
  • AI-powered custom rules
  • Accounting integrations
  • Real-time reporting
  • Dynamic expense review chains
  • Multi-entity support
  • Customizable ERP integrations
  • Group travel management

When to choose Airbase

Airbase is suitable for businesses that require global payroll support, automated time tracking, and extensive integrations with HR, finance, and IT platforms. It is also beneficial for companies looking for AI-driven insights and automation in expense management.

When to choose Brex

Brex is suitable for businesses that prioritize a free tier option, global card acceptance, AI-powered custom rules for expense management, and real-time reporting. It is also a good fit for companies needing multi-entity support and customizable ERP integrations.

Frequently Asked Questions

What are the key differences in pricing?
Brex offers a clear starting price of $12/user/month and a free tier. Airbase does not state a starting price or offer a free tier, instead providing custom pricing based on company size.
What are the key feature differences?
Airbase provides global payroll support, automated time tracking, an employee engagement dashboard, and virtual and physical corporate cards. Brex offers global card acceptance, AI-powered custom rules, dynamic expense review chains, multi-entity support, and group travel management.
What are the key integration differences?
Airbase integrates with HR software, finance systems, IT platforms, and other third-party systems. Brex primarily integrates via its own API, with customizable ERP integrations also available.
Which vendor has a free tier?
Brex offers a free tier, while Airbase does not.
Are there any cons for Brex?
Brex has custom pricing for its Enterprise plan. It also has limited information on specific integrations beyond its API, and higher costs for advanced features. It might not suit very small businesses.

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