# Amazon Ads API vs Microsoft Advertising API (slim)

> Microsoft Advertising API scores 60.3 (C) on agent readiness against Amazon Ads API's 59 (C), and leads in 3 of 7 scored categories. Amazon Ads API leads on payments & pricing and transparency & trust. Both do ads reporting. Category scores, facts, verdicts and agent notes side…

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Microsoft Advertising API scores 60.3 (C) on agent readiness against Amazon Ads API's 59 (C), and leads in 3 of 7 scored categories. Amazon Ads API leads on payments & pricing and transparency & trust. Both do ads reporting.

- Amazon Ads API: C 59, rank #388 of 629 · https://www.anchorterminal.com/tools/amazon-ads-api.min.md
- Microsoft Advertising API: C 60.3, rank #360 of 629 · https://www.anchorterminal.com/tools/microsoft-advertising-api.min.md
- Amazon Ads API, good for Agents managing sponsored ads and Amazon DSP for an advertiser or agency that already has API approval, and teams that want a vendor-run MCP server. Ahead on Payments & pricing, 40 against 30; Transparency & trust, 73 against 64.
- Microsoft Advertising API, good for Agents that manage or report on Microsoft Advertising accounts, including Google Ads imports. Ahead on Reliability, 60 against 45.

| Category | Amazon Ads API | Microsoft Advertising API |
| --- | --- | --- |
| Reliability (16%) | 45 | 60 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 76 | 79 |
| Agent ergonomics (13%) | 62 | 63 |
| Security & auth (14%) | 60 | 60 |
| Payments & pricing (10%) | 40 | 30 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 65 | 61 |
| Transparency & trust (7%) | 73 | 64 |

| Fact (where they differ) | Amazon Ads API | Microsoft Advertising API |
| --- | --- | --- |
| Vendor | Amazon | Microsoft |
| Hosted endpoint | `https://advertising-api.amazon.com` | `https://campaign.api.bingads.microsoft.com/CampaignManagement/v13` |
| Licence | Proprietary service under the Amazon Advertising API Licence Agreement. The Postman collections and samples in amzn/ads-advanced-tools-docs are MIT-0 | Proprietary service. The .NET, Java, Python and PHP SDKs are MIT |
| Tools exposed | none | 7 |
| Read-only variant documented | no | yes |
| Last release | 2026-10-05 | 2026-09-29 |
| Privacy policy last updated | 2026-06-30 | 2026-09-01 |
| Popularity | none | 128 stars, 19k PyPI/wk |