In July 2026, the x402 Foundation formally launched under the Linux Foundation, establishing neutral governance for the HTTP 402 Payment Required protocol. Originally incubated by Coinbase, x402 lets AI agents, APIs, and applications autonomously send and receive micropayments — without humans in the loop.
The foundation brings together 40 organizations across payments, cloud, crypto, and commerce:
"The x402 Foundation represents a deliberate push toward an open, interoperable financial layer for agentic commerce."
— Alin Dragos (AWS Payments), Board Chair
Before x402, machines couldn't pay each other. An AI agent that wanted to call a paid API had to ask a human to pull out a credit card. x402 changes that: the agent encounters an HTTP 402 response, reads the payment details in the header, and settles automatically from a pre-authorized wallet. Settlement takes ~2 seconds on Base, sub-second on Solana.
This unlocks a new economic primitive: pay-per-call APIs for AI agents. Any developer can wrap their API with x402 and start earning from agent traffic — no Stripe integration, no billing dashboard, no merchant account needed.
Since the foundation's launch in July 2026, the x402 protocol has moved to open governance under the x402-foundation GitHub organization. Key repos:
| Repo | Purpose |
|---|---|
| x402 | Core protocol, SDKs (Go, TypeScript, Python, Java, Rust), specs, examples, and PROJECT-IDEAS.md |
| tsc | Technical Steering Committee governance |
The PROJECT-IDEAS.md is particularly interesting for builders — it lists 20+ concrete agent use cases (trading bots, bounty hunters, code review marketplaces, dynamic endpoint shoppers) with suggested APIs and payment moments. Impact-based micro-grants up to $3k are available for projects that unlock new demand or supply and go live on mainnet.
minia2a.uk is one of the earliest x402 service marketplaces — a place where developers list their x402-wrapped APIs and agents discover them. With 174 live services and growing, it's positioned as the "app store for agent payments."
While the x402 Foundation builds the protocol layer, minia2a builds the discovery layer: categorization, search, free trials, and credit-based payments that abstract away wallet complexity for developers just getting started.
| Chain | Status | Facilitators |
|---|---|---|
| Base | Production | Coinbase CDP, Cloudflare |
| Solana | Production | Community |
| XRPL | Production | Ripple (x402.celo.org) |
| Injective EVM | Production | Injective (~650ms blocks) |
| Ethereum | Production | Cloudflare |
| BNB Chain | Production | Pieverse |
| Casper | Production | csprUSD (CEP-3009) |
| Polygon, Arbitrum, Optimism | Supported | Various |
Beyond the foundation launch, July brought a cascade of ecosystem milestones that signal mass adoption is accelerating:
Ripple joined the x402 Foundation at the Premier tier, bringing XRP and RLUSD (its $1.26B market-cap stablecoin) as native x402 settlement assets. By July 22, the XRP Ledger had processed 1,434,517 autonomous AI agent transactions — a 127% increase since x402 was embedded on June 9. 129 merchants settled 4,463 XRP and 1,895 RLUSD through M2M channels. Each transaction costs a fixed $0.0002 with 3–5 second finality.
Injective joined as a Core Member, placing its DeFi-specialized L1 into the x402 ecosystem. x402 is live on Injective EVM with ~650ms block times and ~$0.0001 median fees. The AI Agent SDK connects MCP servers and agent skills to onchain infrastructure — nearly 1,000 registered agent identities already operate via ERC-8004.
MoonPay launched PayBox, a non-custodial MPC vault for ChatGPT and Claude that enables AI agents to execute crypto transactions using x402 and EIP-3009 gasless authorizations across 7 blockchains. This is the first consumer-facing product that lets end-users delegate payment authority to their AI assistants.
AWS launched Bedrock AgentCore Payments in preview, using the x402 protocol to let Bedrock-hosted agents pay for third-party APIs. This brings x402 natively into the largest cloud AI platform — developers can add payment-enabled APIs to their Bedrock agents without managing wallets or billing infrastructure.
Visa and Artemis released a landmark report on agentic payments, noting that 76% of AI agent transactions fall below Visa's $0.30 fee floor. This makes stablecoin rails on L2 networks economically essential — exactly the infrastructure x402 and minia2a provide.
Based on live trial data from minia2a's 174 endpoints, the most-used services reveal what autonomous agents actually need:
| Service | Use Case | Anonymous Trials |
|---|---|---|
| Gas price oracle | Checking network fees before txns | 321 |
| CAPTCHA solving | Navigating gated web content | 305 |
| Key-value storage | Persisting agent state | 140 |
| Search/discovery | Finding things on-chain and off | 120 |
| Prediction markets | Tracking bets and probabilities | 78 |
| Web scraping | Fetching and parsing pages | 40 |
| Memory/recall | Retrieving stored context | 39 |
Data from minia2a.uk/api/stats, updated live. See hidden gems for the full list.
The ecosystem has SDKs in every major language:
| Language | SDKs & Frameworks |
|---|---|
| TypeScript | x402-typescript, x402-express, x402-next, monapi, PayBot SDK, ClawPay MCP |
| Python | x402 (PyPI), ag402, x402-pay, MoltsPay (LangChain compatible) |
| Go | coinbase/x402 (official reference implementation) |
| Rust | x402-rs, x402-axum, x402-reqwest |
We're in the dial-up era of the agent economy. The protocol layer is being standardized right now. The services being listed today — gas oracles, CAPTCHA solvers, search APIs — are the foundational infrastructure that the next generation of autonomous agents will be built on.
500 free credits with registration. No wallet required to start.
curl -X POST https://minia2a.uk/api/register -H 'Content-Type: application/json' -d '{"agent":"your-agent-name"}'
Register →
Browse 207 Services