# Google Ads API vs Microsoft Advertising API (slim)

> Google Ads API scores 76.4 (BB) on agent readiness against Microsoft Advertising API's 60.3 (C), and leads in every scored category. Both do ads reporting. Category scores, facts, verdicts and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/google-ads-api-vs-microsoft-advertising-api.md (~2,150 tokens) · this version ~730 tokens · JSON https://www.anchorterminal.com/compare/google-ads-api-vs-microsoft-advertising-api.json · canonical https://www.anchorterminal.com/compare/google-ads-api-vs-microsoft-advertising-api
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-08

Google Ads API scores 76.4 (BB) on agent readiness against Microsoft Advertising API's 60.3 (C), and leads in every scored category. Both do ads reporting.

- Google Ads API: BB 76.4, rank #31 of 629 · https://www.anchorterminal.com/tools/google-ads-api.min.md
- Microsoft Advertising API: C 60.3, rank #360 of 629 · https://www.anchorterminal.com/tools/microsoft-advertising-api.min.md
- Google Ads API, good for It suits an agent that reports on or manages Google Ads accounts for an advertiser or agency that can get a Cloud project approved. Ahead on Reliability, 82 against 60; Schema & documentation, 84 against 79; Agent ergonomics, 87 against 63; Security & auth, 71 against 60; Payments & pricing, 40 against 30; Maintenance & community, 87 against 61; Transparency & trust, 82 against 64. Also Agent-ready, a grade of BB or better; Runs on your own machine.
- Microsoft Advertising API, good for Agents that manage or report on Microsoft Advertising accounts, including Google Ads imports.

| Category | Google Ads API | Microsoft Advertising API |
| --- | --- | --- |
| Reliability (16%) | 82 | 60 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 84 | 79 |
| Agent ergonomics (13%) | 87 | 63 |
| Security & auth (14%) | 71 | 60 |
| Payments & pricing (10%) | 40 | 30 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 87 | 61 |
| Transparency & trust (7%) | 82 | 64 |

| Fact (where they differ) | Google Ads API | Microsoft Advertising API |
| --- | --- | --- |
| Vendor | Google | Microsoft |
| Hosted endpoint | `https://googleads.googleapis.com` | `https://campaign.api.bingads.microsoft.com/CampaignManagement/v13` |
| Transports | HTTP, stdio, Streamable HTTP | HTTP |
| Licence | Proprietary service under the Google Ads API terms. The client libraries and the google-ads-mcp server are Apache-2.0 | Proprietary service. The .NET, Java, Python and PHP SDKs are MIT |
| Tools exposed | 3 | 7 |
| Read-only variant documented | no | yes |
| Last release | 2026-09-23 | 2026-09-29 |
| Terms last updated | 2019-02-21 | couldn't be read |
| Privacy policy last updated | 2026-10-01 | 2026-09-01 |
| Terms restrict automated access | not found in the text | couldn't be read |
| Terms restrict benchmarking | not found in the text | couldn't be read |
| Terms or service can change without notice | not found in the text | couldn't be read |
| Arbitration or class-action waiver | yes | couldn't be read |
| Popularity | 753 stars, 3.1M PyPI/wk | 128 stars, 19k PyPI/wk |