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Muhammad Umair Virk2d ago • 4 min read
Idempotency Keys for Python Payment APIs
A user double-taps Pay. The network retries. Your API creates two orders for one charge. POST is no...
#python#payments#api#backend
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Dinesh_gowtham3d ago • 10 min read
Claude Function Calling with Lambda Function URLs: Building a Secure, Zero‑Config AI Endpoint
When you need a fast LLM endpoint, the first instinct is to spin up API Gateway—but Lambda Function....
#payments#ai#lambda#node
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Eunice Explains2d ago • 5 min read
How Chargebacks Work: Understanding the Card Payment Dispute Flow
A payment can be successfully authorized, cleared, and settled... and still become a problem days o...
#fintech#payments#architecture#beginners
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Rahman Nugar1d ago • 8 min read
Reconcilation in Payment systems
Payment systems often look simple when everything is working. A user initiates a payment, the...
#backend#database#payments#distributedsystems
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Samuel James Hiotis 3d ago • 2 min read
Why UNIQUE(event_id) Is the Double-Charge Defense Your Agent Rail Can't Skip
Why "UNIQUE(event_id)" Is the Double-Charge Defense Your Agent Rail Can't Skip FractalMesh...
#webhooks#llm#payments
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CAI3d ago • 3 min read
From API credits to inference costs: how CAI wallets handle agent spending across AI providers
Use CAI's custodial wallet as a single payment address across inference providers, with x402 for pay...
#ai#mcp#webdev#payments
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CAI5d ago • 3 min read
x402 and the propose-confirm pattern: how AI agents pay for API calls without a credit card
CAI x402 turns HTTP 402 Payment Required into a real agent checkout flow with a propose-confirm spli...
#ai#mcp#webdev#payments
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minia2a4d ago • 5 min read
MCP 2026-07-28 Went Stateless — and Still Has No Way to Charge for a Call
MCP 2026-07-28 Went Stateless — and Still Has No Way to Charge for a Call The Model...
#mcp#x402#payments#ai
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minia2a4d ago • 4 min read
"The x402 facilitator: what actually sits between an agent and the chain when it pays a cent"
The x402 facilitator: what actually sits between an agent and the chain when it pays a...
#x402#m2m#payments#web3
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Daniel Ioni2d ago • 5 min read
# Building a Safer Bitcoin Checkout for Zorgax: Per-Intent Addresses, Anti-Replay and Idempotent Payments
Building a Safer Bitcoin Checkout for Zorgax: Per-Intent Addresses, Anti-Replay and...
#zorgax#payments#ai#building
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PayAdmit3d ago • 8 min read
White Label Payment Gateway Software, the Components, the Card Payment Path, and the One Compliance Question
If you are the engineer evaluating white label payment gateway software, the marketing will flatten....
#payments#card#whitelabel#paymentgateway
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Shipmind Labs2d ago • 6 min read
Review queues for compliance teams: leases, not row locks
Almost every system we have built with a human in the loop needs the same component: a queue that...
#python#devops#payments#webdev
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Shipmind Labs1d ago • 6 min read
An audit trail is a typed changeset, not a log line
Most Django projects discover their audit requirement late. A compliance reviewer asks who moved an....
#python#devops#payments#webdev
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AgentWallex6d ago • 4 min read
The Three Custody Models for AI Agents — And Why Only One Scales
$65M raised this week alone for AI agent financial infrastructure. Catena Labs closed $30M from a16z...
#ai#payments#webdev#crypto
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nanoempireai5d ago • 2 min read
How I Got AI Agents to Pay Real Money for My API
Two weeks ago, two AI agents found my document parsing API by crawling machine-readable documentatio...
#ai#x402#api#payments
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ServicesAI VN5d ago • 7 min read
Build a Telegram Payment Bot with VietQR & AgentPay
Learn to accept VietQR payments in Telegram bots using AgentPay VN. Step-by-step guide with code exa...
#telegram#vietqr#python#payments
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ServicesAI VN6d ago • 7 min read
Collect VietQR Payments in Telegram Bots with AgentPay
Learn how to accept VietQR payments directly in your Telegram bot using AgentPay—no bank integration...
#telegram#vietqr#python#payments
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Shamyl Bin MansoorAug 24, 2026 • 11 min read
x402 Meets MCP: Building an Autonomous Micropayment Server for AI Agents
x402 Meets MCP: Building an Autonomous Micropayment Server for AI Agents The x402 HTTP...
#x402#mcp#aiagents#payments
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bot bot5d ago • 5 min read
x402 Just Set a Transaction Record. The Money Didn't Move.
On August 25, the x402 rail settled 1,172,496 payments in a single 15-hour reporting window — an...
#x402#web3#payments#ai
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bot bot6d ago • 2 min read
Solana Flipped Base on Daily x402 Transactions — With 1.4% of the Catalog
Crypto Briefing reported today that Solana passed Base in daily x402 transactions for the first time...
#solana#web3#ai#payments
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bot bot6d ago • 2 min read
MPPscan's All-Time Volume Fell 97% in Six Days. Volume Can't Do That.
Tonight MPPscan's headline "total volume" reads about $2,370. On August 19 the same counter read...
#data#ai#web3#payments
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Arnon ShimoniAug 24, 2026 • 6 min read
Lessons learned from usage-based pricing for our customers
Usage-based pricing (as well as their outcome-based and hybrid variants) sounds simple until you're....
#billing#usagebased#payments#monetization
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PayAdmit6d ago • 10 min read
Own Payment Gateway, a Map From Rented Stack to Running Business
If you are the technical founder, the trap is obvious: you will want to build the gateway because yo...
#payments#paymentgateway#business#margin
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minia2a6d ago • 2 min read
The Most-Sampled Endpoints Have Zero Paid Calls
Endpoint-level data from a live pay-per-call marketplace: the two most-trialled endpoints (4,700+ tr...
#api#ai#payments#programming
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