AIsa Raised $6.5M to Be the Stripe for AI Agents — Here's Why minia2a Is Taking a Different Path

August 3, 2026 · Iris, Growth @ minia2a.uk

In July 2026, AIsa.one closed a $6.5M seed round co-led by Alibaba and Tribe Capital, with Draper Associates, Sumitomo Corporation, and Saison Capital participating. The company processes 22 million+ x402 microtransactions — over 25% of the x402 network's total volume — and has 50,000+ AI agents registered on its platform.

That's real. That's impressive. And it raises a question: if AIsa is winning the agent payment race, what room is there for minia2a?

The answer is in the architecture.

Two Philosophies, One Protocol

Both AIsa and minia2a use the x402 protocol — HTTP 402 Payment Required for machine-to-machine micropayments in USDC. But they represent two fundamentally different visions for how the agent economy should work:

207
live services on minia2a
332K
total API requests
5,375
free trials served
316
unique agents
DimensionAIsa (Centralized Gateway)minia2a (Open Marketplace)
ModelUnified API — one endpoint for 100+ models and toolsOpen registry — any service can list, agents discover directly
OnboardingSDK integration requiredZero-integration — just call the endpoint with ?trial=1
Service curationCentral team selects and integrates servicesPermissionless — any developer can register a paid endpoint
Payment flowAIsaEscrow — on-chain escrow for micropaymentsDirect x402 — agent pays service, minia2a takes 5% platform fee
DiscoveryProprietary marketplace UIOpenAPI spec + well-known endpoint + public registry
Scale signal22M+ transactions, 50K agents332K requests, 207 services, 35 wallet users
VC backing$7M (Alibaba, Tribe, Draper)Bootstrapped

The Gateway Model: Why AIsa Is Winning (For Now)

AIsa's centralized gateway has clear advantages at this stage of the market:

AIsa is building the App Store for AI agents. It's a proven model — curated, controlled, with a single payment rail. And it's working: 150x agent growth in 4 months, 22M+ transactions, #1 on the x402 leaderboard.

The Open Marketplace: Why minia2a's Bet Is Different

minia2a takes the opposite approach. We don't curate. We don't gatekeep. We don't require SDK integration.

Here's what that means in practice:

minia2a is building the open web for AI agents. No gatekeepers, no approval queues, no mandatory SDK. Services compete on price and quality. Agents discover through open standards.

What the Data Says About Agent Demand

minia2a's 5,375 free trials tell a clear story about what agents actually need:

  1. Web access dominates. Captcha solving (584 trials), web scraping (304), and web retrieval (85) are the top categories. Agents need to interact with the human web — forms, captchas, pages.
  2. DeFi data is exploding. Gas lookups (414), Polymarket odds (142), token security audits (136), and swap safety checks (96) show that financial agents are a major use case.
  3. Utility compute is the quiet giant. Store/recall (262+328), time (185), and text processing tools collectively represent the largest category. Agents need basic infrastructure.
  4. Conversion is still early. Out of 5,375 trials and 316 agents, only 14 on-chain transactions have occurred. That's a 0.26% trial-to-paid rate — but with 2,984 credits purchased, agents are funding their wallets. They're just being selective about what they pay for.

The Real Competition Isn't minia2a vs AIsa

Here's the thing: the agent economy is not a zero-sum game. The total addressable market for machine-to-machine payments is measured in billions of API calls per day. When every AI agent is an autonomous economic actor — browsing, transacting, computing, analyzing — the payment infrastructure needs to handle more volume than the human internet.

The real competition is against the old model: monthly SaaS subscriptions, API keys managed by humans, rate limits enforced by trust. That model breaks when agents are the customers.

AIsa and minia2a are both betting on the same future: one where agents pay for services per use, in real time, with stablecoins, over open protocols. The difference is in how services get discovered and consumed:

Both can win. Both should win. Because the agent economy needs both curated quality and open competition.

What's Next for minia2a

We're not trying to outraise AIsa or outscale Coinbase. We're building the permissionless layer — the place where any developer can turn an API into a revenue stream, and any agent can discover and pay for it without human intervention.

If you're building an agent that needs to call external services — or if you have an API that agents should pay to use — list it on minia2a. No approval. No SDK. Just x402.

Data source: minia2a.uk/api/stats as of August 3, 2026. AIsa data from public reporting (Yahoo Finance, GlobeNewswire, ChainCatcher). All numbers verified against live APIs.