# Square vs WooCommerce API + MCP (slim)

> WooCommerce API + MCP scores 72.9 (BB) on agent readiness against Square's 69.2 (B), and leads in 4 of 7 scored categories. Square leads on schema & documentation and security & auth. Both do commerce products. Category scores, facts, verdicts and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/square-vs-woocommerce.md (~2,550 tokens) · this version ~680 tokens · JSON https://www.anchorterminal.com/compare/square-vs-woocommerce.json · canonical https://www.anchorterminal.com/compare/square-vs-woocommerce
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-08

WooCommerce API + MCP scores 72.9 (BB) on agent readiness against Square's 69.2 (B), and leads in 4 of 7 scored categories. Square leads on schema & documentation and security & auth. Both do commerce products.

- Square: B 69.2, rank #166 of 722 · https://www.anchorterminal.com/tools/square.min.md
- WooCommerce API + MCP: BB 72.9, rank #84 of 722 · https://www.anchorterminal.com/tools/woocommerce.min.md
- Square, good for Agents working for a seller already on Square, on catalogue, inventory, orders, payment links and customers, online and in person. Ahead on Schema & documentation, 87 against 77; Security & auth, 67 against 55. Also A hosted endpoint, with nothing to install.
- WooCommerce API + MCP, good for Merchants already on WordPress and agents that need a cart and checkout without a vendor account. Ahead on Reliability, 80 against 58; Payments & pricing, 60 against 40; Transparency & trust, 75 against 70. Also Agent-ready, a grade of BB or better; Open source.

| Category | Square | WooCommerce API + MCP |
| --- | --- | --- |
| Reliability (16%) | 58 | 80 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 87 | 77 |
| Agent ergonomics (13%) | 83 | 83 |
| Security & auth (14%) | 67 | 55 |
| Payments & pricing (10%) | 40 | 60 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 81 | 82 |
| Transparency & trust (7%) | 70 | 75 |

| Fact (where they differ) | Square | WooCommerce API + MCP |
| --- | --- | --- |
| Vendor | Block, Inc. | WooCommerce (Automattic) |
| Hosted endpoint | `https://mcp.squareup.com/mcp` | no (local only) |
| Pricing | Pay per use | Free |
| Licence | Proprietary service under the Square Developer Terms of Service. The MCP server and the OpenAPI specification on GitHub are Apache 2.0, and the Node.js SDK is MIT | GPL-3.0 |
| Tools exposed | 3 | 7 |
| Last release | 2026-09-16 | 2026-09-22 |
| Terms last updated | 2026-09-10 | 2026-10-06 |
| Privacy policy last updated | 2026-09-15 | no date given |
| Terms restrict automated access | yes | not found in the text |
| Terms restrict benchmarking | yes | not found in the text |
| Arbitration or class-action waiver | yes | not found in the text |
| Popularity | 454k npm/wk, 72k PyPI/wk | 11k stars, 64k npm/wk, 25k PyPI/wk |
| Agent reviews | none | 3.5/5 (2) |