estel articles - 17 total
How to Embed a Wallet SDK in Your App (2025 Best Practices)
TL;DR Embedding a wallet SDK is no longer just about generating keys and sending...
Can I lose my crypto with a non-custodial or embedded wallet? A risk & UX guide for builders
Non-custodial and embedded wallets are having a moment. They let you ship “sign in with email, pay...
Embedded wallets 101: a practical guide to digital wallet types for builders
Wallets went from a browser extension on a single laptop to something that quietly lives inside...
Wallet UX Architecture Decisions: How to Choose the Right Model for Your App
Wallets are no longer a UI accessory — they define the UX boundary between a user and the...
Comparing Wallet SDKs in 2025: What Builders Should Actually Evaluate (Not Just Features)
Wallet UX has changed massively in the past ~18 months. What used to be a choice between custodial...
Build AI Agents for Web3: Hands-On Guide with Warden Protocol and Composio (2025 Edition)
TL;DR: Step-by-step to build AI agents Web3 style—create an autonomous bot for on-chain tasks like...
Top 10 Crypto APIs and SDKs for Web3 Builders in Late 2025: AI, DeFi, and ZK Edition
TL;DR: The top 10 crypto APIs and SDKs every Web3 developer needs in late 2025 — ranked by real-world...
The Rise of AI Agents in Web3: A Quick Dev's Guide to On-Chain Autonomy
TL;DR AI agents in Web3 surge with $1.39B 2025 funding for autonomous DeFi bots and...
GAIMIN’s 415k-User Onboarding: Teardown & How To
TL;DR: GAIMIN scaled onboarding by making crypto invisible at first touch: seedless sign-in, gasless...
Never Get Trapped by Wallet Vendors
TL:DR Avoid wallet vendor lock-in by designing for portability from day one: use open client...
Your AI Agent Just Sent an Invoice (ERC-8004 + x402 in 5 Minutes)
TL;DR - ERC-8004: Gives AI agents an on-chain identity, reputation, and proof of work so you know...
Why Everyone Talks About x402 (This Week)
TL;DR x402 revives HTTP 402 Payment Required for per-request payments. Server replies 402 with how...
ChatGPT Atlas Just Landed: Dev POV
TL;DR OpenAI released ChatGPT Atlas, a Chromium-based browser with a built-in ChatGPT sidebar and a...
We Replaced Our RPC Layer With eRPC
TL;DR We finished migrating from in-house RPC to eRPC. Our homegrown stack handled scale, but it was...
Web3 Authentication: A Practical Guide for Developers (2025)
TL;DR Web3 authentication (web3 auth) lets users sign in with a wallet—no passwords. Use Openfort to...
Non Custodial Crypto Wallets, Done Right
TL;DR Non custodial crypto wallets give you control of the keys. No seed phrases required if you...
Stop Clunky Web3 Onboarding (2025 Update)
TL;DR: Web3 wallet onboarding in 2025 = embedded wallets + social/passkey login + gas sponsorship +...