# BILL vs Brex (slim)

> BILL and Brex score within a point of each other on agent readiness, 60.9 (C) and 60.7 (C). Brex leads on agent ergonomics, security & auth and maintenance & community. Both do spend transactions. Category scores, facts, verdicts and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/bill-vs-brex.md (~2,050 tokens) · this version ~630 tokens · JSON https://www.anchorterminal.com/compare/bill-vs-brex.json · canonical https://www.anchorterminal.com/compare/bill-vs-brex
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-08

BILL and Brex score within a point of each other on agent readiness, 60.9 (C) and 60.7 (C). Brex leads on agent ergonomics, security & auth and maintenance & community. Both do spend transactions.

- BILL: C 60.9, rank #380 of 722 · https://www.anchorterminal.com/tools/bill.min.md
- Brex: C 60.7, rank #391 of 722 · https://www.anchorterminal.com/tools/brex.min.md
- BILL, good for A US company already on BILL that wants an agent to create and read bills, run approvals, schedule vendor payments, raise invoices and manage budgets, vendor cards, card transactions and reimbursements. Ahead on Reliability, 81 against 60. Also No incidents deducted, where Brex loses 3 points for them.
- Brex, good for A finance team already on Brex that wants an agent to read expenses and transactions, issue and lock cards, set spend limits, upload receipts and pay vendors. Ahead on Agent ergonomics, 70 against 60; Security & auth, 72 against 56; Maintenance & community, 66 against 32.

| Category | BILL | Brex |
| --- | --- | --- |
| Reliability (16%) | 81 | 60 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 83 | 80 |
| Agent ergonomics (13%) | 60 | 70 |
| Security & auth (14%) | 56 | 72 |
| Payments & pricing (10%) | 25 | 25 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 32 | 66 |
| Transparency & trust (7%) | 66 | 67 |

| Fact (where they differ) | BILL | Brex |
| --- | --- | --- |
| Vendor | BILL Holdings, Inc. | Brex LLC |
| Hosted endpoint | `https://gateway.prod.bill.com/connect` | `https://api.brex.com` |
| Licence | Proprietary service under the BILL Developer Terms and the BILL General Terms of Service | Proprietary service under the Brex Platform Agreement and the Brex Access Agreement |
| Tools exposed | none | 43 |
| Read-only variant documented | no | yes |
| Last release | 2026-05-21 | 2026-10-01 |
| Terms last updated | 2026-03-03 | no date given |
| Privacy policy last updated | 2026-01-30 | no date given |
| Terms restrict benchmarking | not found in the text | yes |
| Arbitration or class-action waiver | not found in the text | yes |