Mr Hamlin

Crypto writer & author of "28 Tips for Creating Wealth in Crypto". Covering DeFi infrastructure, AI agents, and the tools powering the on-chain economy.

Joined on Mar 9, 2026

Mr Hamlin

Jun 9

I Added x402 Payments to Base's Agent Skills — Here's How

#base #ai #web3 #x402

5 min read

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Mr Hamlin

Jun 5

📚 Why Every AI Agent Needs a Research Library

#ai #webdev #opensource #tutorial

5 min read

Mr Hamlin

Jun 2

Batch Payments for Agents (BPA) 1.0: an open standard for how AI agents pay many recipients at once

#ai #blockchain #opensource #webdev

4 min read

Mr Hamlin

Jun 2

Compute Futures for AI Agents: Prepaid GPU and Inference Credits over x402

#x402 #aiagents #crypto #web3

4 min read

Mr Hamlin

May 27

BlackRock's CEO just called compute one of the next major markets. Here's why Spraay Protocol is already there.

#x402 #ai #cryptocurrency #web3

4 min read

Mr Hamlin

May 25

Spraay Brings Batch Payments to Canton Network Amid Wall Street Tokenization Push

#payments #wallstreet #x402 #spraay

2 min read

Mr Hamlin

May 16

Spraay just introduced new endpoints for Solana Agents.

#ai #x402 #solana #defi

5 min read

Mr Hamlin

May 15

The First Batch Payment Skill for Vercel Agents (skills.sh)

#vercel #ai #agentskills #agents

3 min read

Mr Hamlin

May 13

💧 Spraay x402 Gateway Now Accepts Solana USDC — Dual-Chain AI Agent Payments Are Live

#x402 #solana #ai #web3

3 min read

Mr Hamlin

May 8

Spraay Gateway Now Accepts Credit Cards — 80+ API Endpoints, No Crypto Wallet Required

#api #webdev #ai #crypto

3 min read

Mr Hamlin

Apr 25

How to pay 100 agents in a single x402 call

#x402 #web3 #agents #base

5 min read

Mr Hamlin

Apr 9

How to Use Bittensor Like OpenAI (3 Lines of Code)

#openai #bittensor #tao #web3

3 min read

Mr Hamlin

Apr 1

I built a tool to send TAO to 100+ wallets in one transaction (Bittensor payouts)

#bittensor #tao #ai #payments

2 min read

Mr Hamlin

Mar 31

🚀 I built an API where an AI agent can verify an invoice and pay it in USDC

#supply #workflow #ai #agents

2 min read

Mr Hamlin

Mar 27

The agentic economy isn't a whitepaper anymore. Here's what the numbers say: 250,000 AI Agents Are Live On-Chain.

#web3 #ai #stablecoins #crypto

5 min read

Mr Hamlin

Mar 24

I Just Gave AutoGPT the Ability to Send Crypto Payments

#web3 #ai #opensource #crypto

4 min read

Mr Hamlin

Mar 23

How AI Agents Pay for APIs Without Exposing Private Keys: OWS + Spraay

#webdev #ai #blockchain #moonpay

5 min read

Mr Hamlin

Mar 22

How to Add a Payment Layer to NVIDIA's Autonomous Agent Stack

#nvidia #ai #agents #crypto

4 min read

Mr Hamlin

Mar 22

💧 Give Your LangChain Agent a Smart Wallet on Base

#langchain #web3 #ai #blockchain

3 min read

Mr Hamlin

Mar 21

I Forked Abstract's Global Wallet to Give AI Agents Their Own Wallets on Base

#wallet #ai #agents #web3

6 min read

Mr Hamlin

Mar 19

Stripe Just Validated Agent Payments — Here's Why the Open Web Still Needs x402

#x402 #ai #stripe #web3

5 min read

Mr Hamlin

Mar 19

NVIDIA Just Bet $1 Trillion on Agentic AI — Here's Why AI Agents Will Need Payment Rails

#ai #crypto #web3 #robotics

5 min read

Mr Hamlin

Mar 18

🚀How Spraay.app Enables Bitcoin Batch Payments for Modern Apps

#bitcoin #fintech #web3 #payments

2 min read

Mr Hamlin

Mar 16

Spraay has a skill on OpenClaw. Your lobster can now spend money 🦞💰

#openclaw #web3 #payments #ai

5 min read

Mr Hamlin

Mar 16

A Robot Dog Just Paid for Its Own Electricity. That's Why I Built a Payment Protocol for Robots.

#depin #robotics #ai #x402

5 min read

Mr Hamlin

Mar 15

x402 Just Got Real — Here's the Gateway With 70 Endpoints Your Agent Can Pay For Today

#ai #web3 #x402 #agents

5 min read

Mr Hamlin

Mar 13

How We Built a Robot Mesh Network Using XMTP and x402

#ai #robotics #x402 #xmtp

6 min read

Mr Hamlin

Mar 12

How to Send Batch Crypto Payments Across 11 Chains With One Protocol

#web3 #blockchain #solidity #tutorial

3 min read

Mr Hamlin

Mar 12

Introducing RTP: How AI Agents will hire robots with a single HTTP request

#x402 #robotics #ai #web3

4 min read

Mr Hamlin

Mar 11

Brian Armstrong Just Described the Problem. We Already Built the Answer.

#coinbase #cryptocurrency #ai #agents

4 min read

Mr Hamlin

Mar 11

Meta Just Bought a Social Network for AI Agents. Now Those Agents Need a Way to Pay Each Other.

#ai #agents #moltbook #payments

4 min read

Mr Hamlin

Mar 9

How Spraay's x402 Gateway is Making Crypto Payments Native for AI Agents

#ai #web3 #mcp #webdev

4 min read

DEV Community

Mr Hamlin

Badges

Writing Debut

I Added x402 Payments to Base's Agent Skills — Here's How

Want to connect with Mr Hamlin?

📚 Why Every AI Agent Needs a Research Library

Batch Payments for Agents (BPA) 1.0: an open standard for how AI agents pay many recipients at once

Compute Futures for AI Agents: Prepaid GPU and Inference Credits over x402

BlackRock's CEO just called compute one of the next major markets. Here's why Spraay Protocol is already there.

Spraay Brings Batch Payments to Canton Network Amid Wall Street Tokenization Push

Spraay just introduced new endpoints for Solana Agents.

The First Batch Payment Skill for Vercel Agents (skills.sh)

💧 Spraay x402 Gateway Now Accepts Solana USDC — Dual-Chain AI Agent Payments Are Live

Spraay Gateway Now Accepts Credit Cards — 80+ API Endpoints, No Crypto Wallet Required

How to pay 100 agents in a single x402 call

How to Use Bittensor Like OpenAI (3 Lines of Code)

I built a tool to send TAO to 100+ wallets in one transaction (Bittensor payouts)

🚀 I built an API where an AI agent can verify an invoice and pay it in USDC

The agentic economy isn't a whitepaper anymore. Here's what the numbers say: 250,000 AI Agents Are Live On-Chain.

I Just Gave AutoGPT the Ability to Send Crypto Payments

How AI Agents Pay for APIs Without Exposing Private Keys: OWS + Spraay

How to Add a Payment Layer to NVIDIA's Autonomous Agent Stack

💧 Give Your LangChain Agent a Smart Wallet on Base

I Forked Abstract's Global Wallet to Give AI Agents Their Own Wallets on Base

Stripe Just Validated Agent Payments — Here's Why the Open Web Still Needs x402

NVIDIA Just Bet $1 Trillion on Agentic AI — Here's Why AI Agents Will Need Payment Rails

🚀How Spraay.app Enables Bitcoin Batch Payments for Modern Apps

Spraay has a skill on OpenClaw. Your lobster can now spend money 🦞💰

A Robot Dog Just Paid for Its Own Electricity. That's Why I Built a Payment Protocol for Robots.

x402 Just Got Real — Here's the Gateway With 70 Endpoints Your Agent Can Pay For Today

How We Built a Robot Mesh Network Using XMTP and x402

How to Send Batch Crypto Payments Across 11 Chains With One Protocol

Introducing RTP: How AI Agents will hire robots with a single HTTP request

Brian Armstrong Just Described the Problem. We Already Built the Answer.

Meta Just Bought a Social Network for AI Agents. Now Those Agents Need a Way to Pay Each Other.

How Spraay's x402 Gateway is Making Crypto Payments Native for AI Agents