Alibaba Group Holding LtdAlibaba co-led the $6.5M seed round in AIsa, a strategic investment in AI agent infrastructure.
AIsa, the transaction network for the AI agent economy, has raised US$6.5 million in total funding to date, including a new seed round co-led by Alibaba and Tribe Capital, with participation from Draper Associates, Sumitomo Corporation, Saison Capital and other investors. The funding will be used to expand AIsa’s engineering team, scale its payment infrastructure, onboard additional models, data and API providers, and accelerate stablecoin settlement capabilities for AI agents and businesses worldwide. AIsa provides a unified transaction layer that allows AI agents and developers to discover, access and pay for digital resources through a single programmable interface, with usage-based billing and settlement in fiat or stablecoins. The platform has seen rapid growth, with registered agent users growing 150x and aggregate API calls and transactions growing 200x from February to June 2026, and has onboarded more than 50,000 registered agents without paid marketing. AIsa has ranked as the top seller and top server in the x402 ecosystem and integrates with emerging agent-payment initiatives from Circle, Visa and Stripe.
Alibaba Group Holding LtdAlibaba co-led the $6.5M seed round in AIsa, a strategic investment in AI agent infrastructure.
Astera Labs, Inc.
Circle Internet Group, Inc.
Visa Inc. Class ASumitomo Corporation participated in the seed round, gaining exposure to the AI agent economy.
Tribe Capital co-led the seed round, investing in AIsa's growth and payment infrastructure.
Draper Associates participated in AIsa's seed round as an investor.
Saison Capital participated in AIsa's seed round as an investor.