# Numeral vs Zamp (slim)

> Zamp and Numeral score within a point of each other on agent readiness, 49.5 (D) and 49.3 (D). Numeral leads on schema & documentation, agent ergonomics, security & auth and maintenance & community. Both do tax calculate. Category scores, facts, verdicts and agent notes side by…

- Full: https://www.anchorterminal.com/compare/numeral-vs-zamp.md (~2,300 tokens) · this version ~730 tokens · JSON https://www.anchorterminal.com/compare/numeral-vs-zamp.json · canonical https://www.anchorterminal.com/compare/numeral-vs-zamp
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-08

Zamp and Numeral score within a point of each other on agent readiness, 49.5 (D) and 49.3 (D). Numeral leads on schema & documentation, agent ergonomics, security & auth and maintenance & community. Both do tax calculate.

- Numeral: D 49.3, rank #611 of 722 · https://www.anchorterminal.com/tools/numeral.min.md
- Zamp: D 49.5, rank #609 of 722 · https://www.anchorterminal.com/tools/zamp.min.md
- Numeral, good for An agent working for a seller or platform that has a Numeral account and needs tax at checkout, committed transactions for filing, and read access to nexus, registrations and filings through MCP. Ahead on Schema & documentation, 87 against 44; Agent ergonomics, 71 against 64; Security & auth, 47 against 40; Maintenance & community, 60 against 42.
- Zamp, good for An agent working for a US or Canadian seller that wants Zamp's team to register, file and remit, and needs calculation and transaction sync through a small API. Ahead on Reliability, 72 against 25; Payments & pricing, 20 against 10; Transparency & trust, 50 against 45. Also Free to start without a card.

| Category | Numeral | Zamp |
| --- | --- | --- |
| Reliability (16%) | 25 | 72 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 87 | 44 |
| Agent ergonomics (13%) | 71 | 64 |
| Security & auth (14%) | 47 | 40 |
| Payments & pricing (10%) | 10 | 20 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 60 | 42 |
| Transparency & trust (7%) | 45 | 50 |

| Fact (where they differ) | Numeral | Zamp |
| --- | --- | --- |
| Vendor | Numeral Two, Inc. | Zamp Inc. |
| Hosted endpoint | `https://api.numeralhq.com` | `https://api.zamp.com` |
| Transports | HTTP, Streamable HTTP | HTTP |
| Licence | Proprietary service under Numeral's terms of service. The Go, Python and Node SDKs are Apache-2.0 | Proprietary service under Zamp's Standard Terms and Conditions, which form part of a signed Order Form. The sandbox has its own Developer trial terms |
| Tools exposed | 14 | none |
| Read-only variant documented | yes | no |
| Last release | 2026-09-15 | 2026-08-31 |
| Privacy policy last updated | no document linked | 2025-02-11 |
| Terms restrict automated access | not found in the text | yes |
| Terms restrict benchmarking | not found in the text | yes |
| Arbitration or class-action waiver | yes | not found in the text |
| Popularity | 0 stars, 9 npm/wk, 19 PyPI/wk | none |