http-402

Make a real x402 payment in one command. Works against any x402 server, on Base, Polygon, Sei, and Solana.

Tollgate: a local mock server + CLI for testing HTTP 402 / x402 pay-per-request payment flows before wiring up real settlement

U.CASH Pay gateway for MemberPress: accept crypto + card memberships, non-custodial, with verified webhooks. Scaffold.

Adds U.CASH Pay as a payment option for Wishlist Member levels. Non-custodial.

Machine Payments Protocol for Solana — specification

U.CASH Pay for Recurly: crypto + card invoice/subscription payments with verified webhooks. Scaffold.

x402 v2 exact payment scheme for Sui blockchain — USDC stablecoin payments via HTTP 402

U.CASH Pay payment plugin for shopware. Crypto + cards, non-custodial.

U.CASH Pay WHMCS payment-gateway module

React components + helpers for U.CASH Pay: Pay-with-U.CASH button + server-side checkout. Non-custodial.

Angular components and helpers for U.CASH Pay: a Pay-with-U.CASH button + server-side checkout. Non-custodial.

x402 payment primitives for Stellar: intent binding, a deterministic policy engine, a pluggable approver, and an agent surface. Apache-2.0.

TypeScript-style x402 v2 settlement adapter for XRPL in Python: issue challenges, build payment memos, verify on-ledger settlement, replay-safe.

NanoTools — 44 pay-per-call x402 tools for AI agents (Base mainnet): Google Trends, SERP, SEO audits, headless Chromium screenshots/PDF, OG images. $0.001-$0.03 USDC per call, no signup.

U.CASH Pay payment app for Ecwid: crypto + card checkouts, non-custodial, verified webhooks. Scaffold.

The x402 builder stack for Sui — non-custodial facilitator, dev tooling, and a golden-path demo that settles a paid API call on Sui. Sui Overflow 2026 (DeFi & Payments / Infra & Tooling).

Smallest autonomous AI on earth. 0.5B model · $5/mo VPS · Solana. Audits GitHub repos for USDC. Earns its own brain upgrades. HTTP 402 · A2A.

HTTP middleware emitting MPP 402 challenges and verifying Solana payments. Hono adapter included.

🟣 Live sphere.pub node: a single-tenant, self-hosted server that publishes one publisher's content as agent-readable "fragments" over a small HTTP contract (discovery, per-fragment manifests, a 402 payment challenge, owner publish/analytics). Runs on Cloudflare Workers + D1/R2/KV.

U.CASH Pay client for Go: create crypto + card checkouts and verify settlement webhooks. Non-custodial, zero-dep.