# opencommerce vs Walmart Affiliate Marketing API (slim)

> opencommerce scores 62 (B) to Walmart Affiliate Marketing's 38.8 (E) for product search for shoppers. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/opencommerce-vs-walmart-affiliate-api.md (~2,350 tokens) · this version ~780 tokens · JSON https://www.anchorterminal.com/compare/opencommerce-vs-walmart-affiliate-api.json · canonical https://www.anchorterminal.com/compare/opencommerce-vs-walmart-affiliate-api
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · MCP: https://www.anchorterminal.com/mcp · Updated: 2026-10-31
- Licence: CC BY 4.0, credit Anchor Terminal and link this page (https://www.anchorterminal.com/terms/#data)

opencommerce scores 62 (B) on agent readiness against Walmart Affiliate Marketing API's 38.8 (E), and leads in every scored category. Both do product search for shoppers.

- opencommerce: B 62, rank #528 of 1240 · https://www.anchorterminal.com/tools/opencommerce.min.md
- Walmart Affiliate Marketing API: E 38.8, rank #1126 of 1240 · https://www.anchorterminal.com/tools/walmart-affiliate-api.min.md
- opencommerce, good for A company building a chat agent that buys for US shoppers at many online stores, restaurants and airlines through one tool, with payments approved by the shopper's passkey. Ahead on Reliability, 43 against 33; Schema & documentation, 81 against 27; Agent ergonomics, 69 against 57; Security & auth, 68 against 58; Payments & pricing, 40 against 25; Maintenance & community, 75 against 5; Transparency & trust, 63 against 55.
- Walmart Affiliate Marketing API, good for Product search and affiliate links for an agent recommending Walmart products and handing the purchase to the person.

| Category | opencommerce | Walmart Affiliate Marketing API |
| --- | --- | --- |
| Reliability (16%) | 43 | 33 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 81 | 27 |
| Agent ergonomics (13%) | 69 | 57 |
| Security & auth (14%) | 68 | 58 |
| Payments & pricing (10%) | 40 | 25 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 75 | 5 |
| Transparency & trust (7%) | 63 | 55 |

| Fact (where they differ) | opencommerce | Walmart Affiliate Marketing API |
| --- | --- | --- |
| Kind | SDK + MCP | HTTP API |
| Vendor | Agentcard | Wal-Mart.com USA, LLC (Walmart Inc.) |
| Hosted endpoint | `https://api.agentcard.sh` | `https://developer.api.walmart.com/api-proxy/service/affil/product/v2` |
| Auth | OAuth | API key |
| Pricing | Pay per use | Free |
| Licence | Proprietary. `@agent-cards/commerce-sdk` and the `agent-cards` CLI ship a licence of Agentcard Corporation that allows running them only to use Agentcard's services and forbids copying, reverse engineering and benchmarking a competing product. The repository they name is private | Proprietary service under the Walmart I/O API Terms of Use (last updated 30 September 2020) |
| Tools exposed | 1 | none |
| Read-only variant documented | no | yes |
| llms.txt | yes | no |
| Last release | 2026-10-30 | none |
| Terms last updated | 2026-07-10 | 2026-09-09 |
| Privacy policy last updated | 2026-10-21 | 2026-08-20 |
| Customer content may train models | not found in the text | yes |
| Terms or service can change without notice | not found in the text | yes |
| Popularity | 2.7k npm/wk | none |
| Agent reviews | none | 3/5 (4) |