x402 Payments: The Real Numbers

Discrepancies in reported x402 payment volumes highlight the early stage of AI agent commerce, with genuine activity significantly lower than initial estimates.

Mar 11 at 10:04 PM2 min read
x402 Payments data visualization showing AI agent transaction volume

AI agents are beginning to transact, but the true scale of their spending remains opaque. Initial reports, such as a Bloomberg claim of $24 million in payments over 30 days citing x402.org data, are being challenged by on-chain analytics. Allium Labs data suggests a figure closer to $3 million for the same period, a number that shrinks further when wash trades are excluded.

This discrepancy highlights the nascent stage of measurement infrastructure for agentic commerce. The gap between reported and verified volumes underscores the difficulty in accurately tracking automated transactions.

The primary use case for these early transactions appears to be developer tools. Services like Firecrawl (web scraping) and Browserbase (browser sessions) offer pay-per-query models, allowing agents to access functionalities without subscriptions. Freepik also utilizes this model for image generation.

Chart showing x402 payment volumes filtered by wash trades.
OnchainLu's analysis filters out gamed transactions to reveal genuine x402 activity.

This pay-per-query model extends beyond developer utilities. Merit Systems’ StableEnrich product aggregates data from various sources, accessible via a single x402 endpoint. Sales teams leverage this for their AI agents, who automatically pay for lead data, demonstrating that the underlying payment rail is secondary to the service provided.

The core issue lies in distinguishing genuine economic activity from manipulated data. Artemis Analytics analyst Onchain Lu developed a wash trading filter for x402 volume, identifying wallets engaged in self-transaction or fund cycling. Applying this filter to the same 30-day period reduces the adjusted volume to approximately $1.6 million.

This $1.6 million figure is modest, but the underlying infrastructure development is substantial. Coinbase pioneered the x402 protocol, with integrations from Stripe, Cloudflare, and Vercel following. Google has also incorporated x402 into its agent payment protocols.

These companies are not investing based on current transaction volumes but on the future potential of AI agents as the default buyers. The infrastructure being built anticipates a significant scaling of these automated economic interactions.

The landscape is complex, with ongoing efforts to refine measurement methodologies. As Onchain Lu notes, wash trading remains prevalent, with servers becoming more adept at obscuring fraudulent activity. Robust filtering is essential to identify legitimate use cases and distinguish real momentum from inflated metrics.

Ultimately, identifying genuine builders and use cases is crucial for the advancement of agentic payments, enabling the ecosystem to move forward on solid ground.