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Free 30-min Web3 Consultation
Book Consultation
Smart Contract Security Audits
View Audit Services
Custom DeFi Protocol Development
Explore DeFi
Full-Stack Web3 dApp Development
View App Services
Free 30-min Web3 Consultation
Book Consultation
Smart Contract Security Audits
View Audit Services
Custom DeFi Protocol Development
Explore DeFi
Full-Stack Web3 dApp Development
View App Services
Free 30-min Web3 Consultation
Book Consultation
Smart Contract Security Audits
View Audit Services
Custom DeFi Protocol Development
Explore DeFi
Full-Stack Web3 dApp Development
View App Services
LABS
Services

Wallet Merchant Payment Plugin Development

Custom payment plugins and APIs for WooCommerce, Shopify, and other platforms. Enable merchants to accept crypto directly into their managed wallet with instant settlement and reporting.
Chainscore © 2026
overview
CORE SERVICE

Smart Contract Development

Secure, production-ready smart contracts built to your exact specifications.

We architect and deploy custom smart contracts that form the backbone of your Web3 application. Our development process ensures security-first design, gas optimization, and comprehensive audit readiness from day one.

Deploy with confidence, knowing your core logic is battle-tested and secure.

Our technical approach includes:

  • Full-stack Solidity development using Solidity 0.8+ and OpenZeppelin libraries.
  • Gas-efficient patterns to minimize user transaction costs.
  • Modular architecture for ERC-20, ERC-721, ERC-1155, and custom standards.
  • Integration-ready code with clear interfaces for your frontend and backend.

We deliver a complete package:

  • Production-ready source code with inline documentation (NatSpec).
  • Deployment scripts and configuration for testnets and mainnet.
  • Security review report outlining potential risks and mitigations.
  • Handover and support to ensure your team can maintain and extend the contracts.
key-features-cards
ENTERPRISE-GRADE INFRASTRUCTURE

Core Plugin & API Capabilities

Our Wallet Merchant Payment Plugin delivers a production-ready, secure, and scalable gateway for accepting crypto payments. Built for high-volume businesses requiring reliability and compliance.

01

Multi-Chain Payment Gateway

Accept payments across 15+ EVM-compatible chains (Ethereum, Polygon, Arbitrum, Base) from a single integration. Unified API abstracts away chain-specific complexities.

15+
Supported Chains
< 1 sec
Balance Sync
02

Real-Time On-Chain Monitoring

Instant transaction confirmation and fraud detection via mempool analysis. Automated webhook alerts for confirmed, pending, and failed payments.

99.9%
Uptime SLA
< 2 sec
Confirmation
04

Automated Fiat Settlement

Convert crypto to fiat (USD, EUR, GBP) automatically via integrated partners. Settle directly to your bank account with transparent, competitive FX rates.

1-2 Days
Settlement Time
< 1%
FX Fee
05

Compliance & Reporting Suite

Built-in tools for AML/KYC checks, transaction tagging, and audit trails. Generate comprehensive reports for tax (FIFO, LIFO) and regulatory compliance.

Automated
Tax Reporting
GDPR/CCPA
Data Compliance
benefits
MEASURABLE RESULTS

Business Outcomes for Your Platform

Our Wallet Merchant Payment Plugin delivers specific, verifiable advantages that directly impact your revenue, user growth, and operational efficiency.

01

Increase Transaction Volume

Enable seamless, one-click crypto payments to capture the growing Web3 customer base. Reduce checkout friction and increase average order value by accepting native tokens and stablecoins.

40%+
Higher AOV
< 2s
Checkout Time
02

Reduce Payment Costs & Fraud

Eliminate traditional card processing fees and chargeback fraud. Settle payments directly on-chain with transparent, predictable gas costs, protecting your margins.

2-3%
Fee Savings
0%
Chargeback Risk
03

Expand to Global Markets Instantly

Go global without navigating foreign banking or currency restrictions. Accept payments from any customer worldwide using their preferred cryptocurrency, 24/7.

190+
Countries
24/7
Settlement
04

Enhance Developer Velocity

Integrate a production-ready, fully audited plugin in days, not months. Our comprehensive APIs, SDKs, and documentation let your team focus on core product features.

< 1 week
Integration
99.9%
Uptime SLA
05

Future-Proof Your Stack

Built with multi-chain support (EVM, Solana) and automatic conversion to stablecoins or fiat. Our architecture adapts to new protocols, ensuring your payment system never becomes obsolete.

10+
Chains Supported
Auto
Token Conversion
Choose the Right Path to Launch

Structured Development Packages

Compare our standardized development packages for Wallet Merchant Payment Plugins, designed to match your project's scale, security needs, and timeline.

Feature / DeliverableStarterProfessionalEnterprise

Multi-Chain Smart Contract Suite

Gas-Optimized Payment Processor

Basic

Advanced

Custom

Smart Contract Security Audit

Basic Review

Full Audit + Report

Full Audit + Formal Verification

Merchant Dashboard (Frontend)

Core UI

White-Label UI

Fully Custom UI/UX

API & Webhook Integration

Standard Endpoints

Custom Endpoints

Full API Gateway

Supported Payment Tokens

ETH, USDC, USDT

ETH, 10+ Major Tokens

Custom Token List + Bridging

Deployment & Configuration

Self-Service Guide

Hands-On Support

Full Deployment Management

Technical Support SLA

Email (72h)

Priority (24h)

24/7 Dedicated Engineer

Compliance & KYC Integration

Basic Onramp

Custom Flow (Stripe, etc.)

Recurring Billing & Subscriptions

Time to Launch

4-6 weeks

6-10 weeks

Custom Timeline

Starting Price

$25,000

$75,000

Custom Quote

how-we-deliver
TRANSPARENT & PREDICTABLE

Our Development & Integration Process

A structured, milestone-driven approach to deliver your secure, compliant, and production-ready wallet payment plugin. We focus on rapid integration and measurable outcomes.

01

Discovery & Architecture Design

We analyze your business model, user flows, and compliance requirements to architect a secure, scalable plugin solution. Deliverables include a technical specification and integration roadmap.

1-2 weeks
Timeline
100%
Requirements Locked
02

Smart Contract Development & Auditing

Development of secure, gas-optimized smart contracts for payment routing, multi-signature wallets, and fee management. Includes a mandatory third-party security audit before deployment.

Certified
Security Audit
OpenZeppelin
Standards
03

Backend & API Integration

Build the core payment processing engine, webhook system, and merchant dashboard APIs. We ensure seamless integration with your existing e-commerce stack (Shopify, WooCommerce, etc.).

REST & WebSocket
API Types
< 100ms
P95 Latency
04

Frontend Plugin & SDK

Delivery of a white-label, embeddable checkout widget and merchant SDK. Supports major wallets (MetaMask, WalletConnect) and provides a frictionless user experience.

React/TypeScript
Stack
Plug & Play
Integration
05

Staging Deployment & Merchant Testing

Full deployment to a staging environment for your team to conduct UAT. We provide comprehensive test suites, documentation, and support to validate all payment flows.

Full Sandbox
Environment
Documentation
Provided
06

Production Launch & 24/7 Monitoring

We manage the mainnet deployment and provide ongoing infrastructure monitoring, alerting, and support. Includes SLAs for uptime and incident response.

99.9%
Uptime SLA
24/7
Monitoring
security-compliance
INFRASTRUCTURE

Blockchain API Development

Scalable, low-latency APIs that connect your application to any blockchain.

We build and manage the core data pipelines your product needs. Our APIs provide real-time access to on-chain data, 99.9% uptime SLAs, and handle the complexities of node management so you don't have to.

  • Multi-Chain Support: Unified endpoints for EVM chains (Ethereum, Polygon, Arbitrum), Solana, and Cosmos.
  • Critical Data Feeds: Balances, token transfers, NFT metadata, transaction history, and smart contract events.
  • Developer-First Design: Full OpenAPI/Swagger documentation, typed SDKs, and dedicated technical support.

Focus on your core product logic while we guarantee the speed and reliability of your blockchain data layer.

Wallet Payment Integration

Frequently Asked Questions

Get clear answers on our development process, security, and support for your merchant payment plugin.

A standard merchant payment plugin with core features like multi-wallet connection, on-ramp/off-ramp, and basic analytics is typically delivered in 4-6 weeks. Complex integrations with custom loyalty programs, advanced fraud detection, or support for 10+ blockchains may extend to 8-12 weeks. We provide a detailed project plan with weekly milestones after the initial scoping call.

ENQUIRY

Get In Touch
today.

Our experts will offer a free quote and a 30min call to discuss your project.

NDA Protected
24h Response
Directly to Engineering Team
10+
Protocols Shipped
$20M+
TVL Overall
NDA Protected Directly to Engineering Team