# Payroll APIs and embedded payroll for AI agents (slim)

> 5 payroll infrastructure listings ranked by the Anchor benchmark. Leader Finch (BB). Payroll run through an API. Embedded payroll that a software platform builds on, and APIs that reach an employer's existing payroll account. Compared on what can be read and written, how a payroll is previewed and approved, and the partner or approval steps before access.

- Full: https://www.anchorterminal.com/categories/payroll.md (~2,100 tokens) · this version ~330 tokens · JSON https://www.anchorterminal.com/categories/payroll.json · canonical https://www.anchorterminal.com/categories/payroll
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-08

- Tools: 5 · agent-ready (BB+): 1 · accept x402: 0 · JSON: https://www.anchorterminal.com/api/v1/tools.json · by capability: https://www.anchorterminal.com/api/v1/capabilities.json
- Capabilities: payroll.run, payroll.employees, payroll.embedded, payroll.tax-filing, payroll.contractors

| # | Tool | Grade | Score | Confidence | x402 | Auth | Where | Slim |
| --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 99 | Finch | BB | 71.6 | medium | no | OAuth | hosted + local | https://www.anchorterminal.com/tools/finch.min.md |
| 193 | Check | B | 67.5 | medium | no | OAuth or key | hosted | https://www.anchorterminal.com/tools/check-payroll.min.md |
| 283 | Gusto | B | 63.3 | medium | no | OAuth | local | https://www.anchorterminal.com/tools/gusto.min.md |
| 565 | Salsa | D | 46.1 | medium | no | API key | hosted | https://www.anchorterminal.com/tools/salsa.min.md |
| 569 | Zeal | E | 45.4 | medium | no | API key | hosted | https://www.anchorterminal.com/tools/zeal.min.md |