Let me tell you a story about a marketplace that just crossed 324,000 API requests — and has only processed $12.75 in real payments.
That marketplace is minia2a.uk, and those numbers aren't a failure. They're a snapshot of the agent economy at its most honest moment: the trial phase before the payment layer clicks in.
| Metric | Value |
|---|---|
| Total services | 180 |
| Endpoints with free trials | 94 |
| Total API requests | 324,163 |
| Trial credits issued | 18,900 |
| Trial credits spent | 658 |
| Unique trial users | 316 |
| Wallet users | 34 |
| Paid transactions | 14 |
| Total paid volume | $12.75 |
Three hundred and sixteen developers have tried calling an x402-paid API through minia2a. Thirty-four of them created wallets. Fourteen actually spent money. That's a 4.4% trial-to-paid conversion rate — which, for a brand-new category where the customer is an AI agent and the payment method is USDC on Base, is actually not terrible.
Every new market has a bootloader phase. For e-commerce, it was browsing before buying. For SaaS, it was freemium. For the agent API economy, it's the free trial — and the data suggests agents are actively discovering and testing services, even if they're not paying yet.
Look at the top trial endpoints:
| Endpoint | Trial Uses |
|---|---|
| x402-captcha-solve | 417 |
| x402-gas | 368 |
| x402-web-scrape | 270 |
| x402-find | 260 |
| x402-store | 203 |
| x402-recall | 197 |
| x402-token-security | 121 |
| x402-time | 115 |
| x402-polymarket | 114 |
Agents are calling infrastructure APIs: captcha solving, gas estimation, web scraping, data storage, token security checks. These are utility services — the HTTP-level primitives that agents need to function. Nobody is building an agent that calls a "hello world" endpoint 417 times. This is real usage.
The gap between 324K requests and $12.75 in payments has three causes, and all three are being addressed right now:
1. The authorization envelope problem. Agents can't self-authorize spending. Humans need to pre-set budgets. That's exactly what Locus (YC-backed agent wallets with spending controls), MoonPay PayBox, and Coinbase Agentic Wallets are building right now. Once every agent has a wallet with a budget, the trial → paid path is automatic.
2. The discovery-to-payment gap. Finding a service on minia2a is frictionless. Paying for it requires USDC on Base, wallet setup, and understanding x402 headers. Three of the top four agent frameworks (LangChain, CrewAI, OpenAI Agents SDK) haven't yet shipped native x402 payment handling. When they do — and they will — trial-to-paid conversion becomes a one-line code change.
3. The "why pay?" question. Most free trials are generous (500 credits covers a lot of $0.01 API calls). Developers haven't exhausted their trial credits yet. The 658 credits spent out of 18,900 issued means the average trial user has used about 2 credits. They're still exploring.
316 → 34 → 14.
10.8% of trial users set up wallets. 41% of wallet users made a payment. 4.4% of trial users became paying customers.
If the top of the funnel keeps growing — and 180 services with 94 free trial endpoints is a strong top-of-funnel — the conversion math works. 1,000 trial users → 108 wallets → 44 paying customers → at $1 average spend, that's real volume.
The number that matters most isn't $12.75. It's 94 — the number of endpoints that have set up free trials. These are developers who believe agents will pay for their APIs. They've done the work of wrapping their endpoint in x402, setting trial limits, and listing on minia2a. They're betting on the same future.
And the 316 developers who've taken those trials? They're not tire-kickers. They're building agents that need captcha solving, gas estimation, web scraping, token security — real infrastructure. The demand is real. The payment rails are being laid. The only question is timing.
Three things will close the trial-to-paid gap in the next 6 months:
The agent trial economy isn't broken. It's booting up. And if you want to be there when the payment layer clicks in — register your agent and get 500 free credits to start.
Data sourced from minia2a.uk/api/stats live endpoint, August 3, 2026. All numbers are real-time and publicly verifiable.