OpenTrace interceptor — wrap a paid fetch with withTrace()

The savings layer for your LLM bill: a library inside your code that lets through only what has to be paid for and returns a SavingsReport per call, measured with your provider's own meter and kept apart from estimates. Commercial license, paid per seat,

curl for x402 paid APIs. Auto-pays any endpoint on Base, Monad, Solana, and Tempo.

ezReceipt 易發票 (COIMOTION API) adapter for @paid-tw/einvoice — order-centric REST e-invoices with token auth.

A terminal AI agent with its own wallet — 4000+ APIs and 80+ models, paid per call over x402.

x402 + API key payment gateway for Tangle agent products. Mount on any Hono app to expose agents as paid OpenAI-compatible endpoints.

Scaffold a paid AI agent: a Cloudflare Worker selling an MCP tool for USDC via x402, in one command

AgentScout SDK — x402-paid web read/extract/crawl for agents.

Drop-in attestation wrapper for x402 payment clients. Tamper-evident receipts for every paid call, verifiable by anyone.

IP address to location mapping service. Free & paid API for a secure, fast & reliable IP lookup (city, country, latitude, longitude, timezone) - https://ipapi.co

Provider-agnostic core for Taiwan e-invoice: unified types, InvoiceProvider interface, validation schemas, and a MockProvider.

A pure, zero-dependency spend guard: 'given how much I've already spent in each window, may I make one more paid action?' Denial-of-wallet ceilings for email sends, LLM calls, SMS, or any paid API — bring your own counters. Runs anywhere (Cloudflare Worke

Coinbase AgentKit ActionProvider for OpenRelay — x402-paid LLM inference + utility tools on Base

Get paid for the line your AI coding agent shows while it thinks.

Agent Wallet for AI agents on Sui — gasless USDC + USDsui sends, Cetus swap, MPP paid API access, MCP integration, scriptable from any shell.

QuillAudits CLI — paid audit workflow from the command line

AgentRAG SDK — x402-paid retrieval over your own documents, for agents.

Discover AgentBodega paid data tools, task plans, contracts, and x402 HTTP call snippets.

Singularity developer CLI — deploy paid endpoints (Processors) on the Singularity Cloud Network

x402 payment protocol client for Klyx — accept and initiate paid HTTP invocations over Klever with receipt attestation.