The open protocol for agentic commerce
Source month: June 2026 · Source: Similarweb estimate
This is whole-site traffic for cloud.google.com; it does not measure this feature's usage, users, or customers.
Data status: Valid estimate · Updated: 2026-07-08
Current Estimated Visits
47.1M
Previous Estimated Visits
48.8M
Absolute Gain
-1680419
Monthly Growth
-3.4%
Agent Payments Protocol (AP2) is an open protocol that builds on A2A, Agent to Agent Protocol. AP2 was developed by Google with leading payments and technology companies to securely initiate and transact agent-led payments across platforms.
AP2 is Agent Payments Protocol (AP2) is an open protocol that builds on A2A, Agent to Agent Protocol. AP2 was developed by Google with leading payments and technology companies to securely initiate and transact agent-led payments across platforms.
Similarweb estimates that cloud.google.com received approximately 47.1M website visits in June 2026. Its estimated global website rank was #532. This is traffic for the whole parent site, not a measure of AP2 feature usage, users, or customers.
Yes, AP2 is free to use.
These tools share a topic with AP2: Google Whisk 2.0, TestSprite 1.0, Ash , Capalyze. Open each profile to review its available information and official site.
Avg. Duration
7m 59s
Pages per Visit
10.54 pages
Bounce Rate
34.4%
Category Rank
N/A
Global Rank
#532
Rank
#722
Domain Created
Sep 15, 1997
Domain Age
31.0 years