WeAreDevelopers LIVE • May 16, 2021

Build your first app with the HandCash Connect SDK

Rafa Jimenez

What if your Twitch chat could seamlessly process real-time nano-payments? Learn to build a secure, automated digital currency faucet using the HandCash Connect SDK.

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#1 about 6 min

Overview of the HandCash ecosystem and Duro payments

The HandCash ecosystem provides a single identity and universal nano payments using Duro.

#2 about 4 min

Application prerequisites and developer account setup

Register the Twitch application and configure the HandCash developer dashboard for a new bot.

#3 about 4 min

Connecting and running a basic Twitch chatbot

Initialize a Twitch bot connection and handle incoming chat messages using environment variables.

#4 about 4 min

Authenticating users with the HandCash Connect SDK

Install the library and manage the OAuth token redirection flow to access viewer wallets.

#5 about 4 min

Triggering HandCash payments from chat commands

Parse viewer handles in the chat syntax and programmatically trigger a payout to their account.

#6 about 4 min

Implementing spam prevention for chatbot payouts

Create a tracker using a set structure to prevent viewers from repeatedly draining the wallet.

Matching moments

1:58 min

Simplifying micropayments with HandCash Connect API

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Phil Cluff · LIVE

2:35 min

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David Klemme

David Klemme +1 · World Congress 2026 Europe

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Overview of the target real-time application

Abdelrahman Awad

Abdelrahman Awad · World Congress 2025

3:14 min

Overcoming Bitcoin application integration challenges

Rafa Jiménez · LIVE

2:25 min

Integrating local connected devices with blockchain endpoints

Matt Hamilton · World Congress 2021

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Upcoming sessions on this topic

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September 25, 2026 · 10:00–12:00

Stage 10

Insert Coin: Build Live with J.P. Morgan Payments APIs and AI

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Senior Executive Director of Engineering, JPMorganChase

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Stage 2

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World Congress 2026 North America

September 25, 2026 · 11:40–12:10

Stage 7

x402: Building Pay-Per-Request APIs for AI Agents

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Senior Director Integrations and Developer Tooling, Algorand Foundation

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World Congress 2026 North America

September 24, 2026 · 16:10–16:40

Stage 5

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Michael Yuan

Vivian Hu

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Senior Developer Advocate, GitHub

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