Last updated Feb 9, 2026 by AI Enrichment
On April 18, 2023, Amazon announced the global availability of Amazon Marketing Cloud (AMC), its privacy-focused clean room solution that had previously been available to select advertisers. AMC is a secure cloud-based environment that enables advertisers to perform analytics and build audiences using pseudonymized signals from Amazon's advertising and shopping data, combined with their own inputs. The platform allows advertisers to analyze campaign performance across Amazon's properties including Amazon.com, Prime Video, Twitch, and third-party publishers through Amazon DSP, while maintaining user privacy through aggregated and anonymized insights. This expansion represents a significant move by Amazon to democratize access to its advertising measurement and analytics capabilities, previously limited to larger advertisers and agencies. AMC enables advertisers to conduct cross-channel analysis, measure incrementality, optimize frequency capping, and build custom audiences without accessing individual user-level data. The clean room approach aligns with growing privacy regulations and the industry's shift away from third-party cookies, positioning Amazon as a major player in privacy-safe advertising measurement. By opening AMC globally to all advertisers, Amazon strengthened its retail media network offering and provided a competitive alternative to walled garden measurement solutions from Google and Meta.
The global launch of Amazon Marketing Cloud significantly strengthened Amazon's position in the retail media and clean room technology segments of AdTech. This move intensified competition with other walled garden platforms like Google and Meta, while also positioning Amazon against emerging clean room providers such as InfoSum, Habu, and Snowflake. The expansion accelerated the industry's adoption of privacy-preserving measurement technologies and validated the clean room approach as a viable post-cookie solution. For advertisers, AMC's availability democratized access to sophisticated measurement capabilities that were previously available only to enterprise-level clients, potentially shifting ad budgets toward Amazon's ecosystem. The launch also put pressure on independent measurement providers and traditional attribution platforms, as Amazon offered an integrated solution within its own advertising environment. This development reinforced the trend toward first-party data strategies and walled garden consolidation, while simultaneously raising questions about interoperability and the need for cross-platform measurement standards in an increasingly fragmented digital advertising landscape.