01. PROTOCOL OVERVIEW

Base Mainnet (8453) • Non-Custodial Layer

Building the Financial Rails for
Human & Autonomous AI Commerce

A unified, intent-based payment layer bridging standard merchant checkout workflows with programmable, sub-cent settlement on Base L2.

< $0.0005
Average Gas Fee on Base L2
1.8s Median
Settlement in OwnPay Test Environment
No Reserve
No OwnPay-Imposed Rolling Reserve
HTTP 402
Native Machine-to-Machine Rails

Our Philosophy

“Preserve what works. Upgrade what is outdated. Connect what is disconnected. Secure what matters. Build for the long term.”
01 — PRESERVE
Preserve
Preserve systems, infrastructure, businesses and institutions that already work.
02 — UPGRADE
Upgrade
Modernize outdated processes, legacy rails, and manual payment verification.
03 — CONNECT
Connect
Connect previously isolated systems, stablecoin networks, and AI agent platforms.
04 — SECURE
Secure
Build cryptographic security, resilience, and operational guardrails into the core.
05 — GROW TOGETHER
Grow Together
Enable businesses, developers, institutions, partners, and communities to compound value together.
“Long-term infrastructure matters more than short-term hype.”
02. MARKET LANDSCAPE

Why Existing Payment Infrastructure Doesn't Fit Every New Use Case

Traditional card processing rails were built for domestic human retail. For borderless indie businesses and autonomous AI agents requiring real-time execution, legacy payment processors introduce structural bottlenecks.

High Cross-Border Payment Costs

Standard card processing combines domestic interchange fees, international card surcharges (1.5%), cross-border FX conversions (2%+), and flat dispute fees, leading to significant margin leakage for global transactions.

Multi-layer intermediary fees reduce net seller margin

Delayed Settlement and Reserve Requirements

Traditional acquirers routinely delay payouts by 2 to 7 business days and often withhold 5% to 20% in rolling reserve deposits for 90 to 180 days, restricting working capital for fast-moving startups.

Working capital locked in multi-month reserve buffers

Limited Support for Autonomous Software

Autonomous AI agents and machine-to-machine workflows lack legal identity for bank accounts and cannot enter physical credit cards, CVVs, or SMS 2FA codes, making programmatic micro-transactions impossible on legacy rails.

Human-dependent authentication blocks machine workflows

Geographic and Banking Access Barriers

Developers and independent sellers across emerging regions face strict banking prerequisites, international merchant registration burdens, or geographic exclusions when accessing global payment providers.

High barrier to entry for international indie developers

Chargeback and Dispute Complexity

Legacy card networks allow retrospective disputes months after fulfillment. Merchants often bear disproportionate burden of proof, non-refundable dispute fees, and ongoing account risk on digital goods.

Protracted dispute cycles with asymmetric merchant liability

Platform Dependency & Custodial Risk

Businesses relying entirely on centralized processors risk sudden account holds or changes in accepted merchant categories. Funds reside in custodial holding accounts rather than merchant-owned wallets.

Centralized custody leaves cashflow vulnerable to disruption
Feature / Metric Traditional Gateways OwnPay Intent Protocol
Transaction Cost Structure 2.9% - 4.5% + fixed fee (+ FX & cross-border fees) Transparent 0.05%–0.25% (0.25% Starter, 0.10% Verified, 0.05% Enterprise, Base L2 sub-cent gas)
Settlement Speed T+2 to T+7 business days 1.8s median settlement in test environment
Funds Custody & Rolling Reserve 5-20% rolling reserves & custodial hold No OwnPay-imposed reserve (Direct non-custodial settlement)
Autonomous AI Agent Execution None (Requires human OTP / 3DS) Native HTTP 402 & Session Keys (Live) • MCP Tools (In Dev)
Global Access Strict banking & jurisdiction limits Permissionless non-custodial access on Base L2
Payment Finality 90-day dispute exposure & chargeback fees Onchain settlement with programmable controls
* Sources: Representative data based on industry processor and acquirer public pricing and reserve disclosures; figures vary by provider, geography, risk profile, and merchant category.
03. PROTOCOL PRIMITIVE

The Universal Payment Intent

OwnPay separates payment declaration from onchain execution. A single unified intent payload defines who pays, recipient address, required fiat or token denomination, and cryptographic guardrails.

Dual-Actor Intent Creation

Whether triggered by a human customer through a hosted checkout page (/pay) or an autonomous AI agent calling a REST API endpoint, both generate the exact same standardized PaymentIntent structure.

  • Single unified schema across humans and bots
  • Deterministic order ID and merchant mapping
  • Instant webhook delivery on confirmation

Multi-Currency Nominal Pricing

Merchants can price goods in their domestic or customer currency (USD, EUR, GBP, BDT, INR, PKR, AED, CAD, JPY). The engine references real-time rate feeds to quote the exact Base USDC equivalent without currency risk.

  • 13+ global currencies supported with fallbacks
  • Zero volatility exposure for merchant books
  • 1:1 pegged Base USDC settlement

Cryptographic Idempotency

High-frequency autonomous agents may retry API calls upon network timeouts. OwnPay embeds unique cryptographic nonces and idempotency keys to guarantee zero double-spending or duplicate charges.

  • Deterministic replay protection
  • Safe execution for distributed agent swarms
  • Tamper-proof transaction hashes onchain
04. RISK & GUARDRAILS

3-Tier Policy Engine & Programmable Guardrails

Giving autonomous AI software direct access to capital is catastrophic without strict deterministic boundaries. OwnPay embeds verified policy checks directly into intent creation and execution.

Tier 1: Velocity & Budget Envelopes

Enforce strict mathematical caps on agent spend. If an LLM enters an infinite tool-calling loop or hallucinates, spending stops immediately at pre-configured thresholds.

  • Per-transaction maximum amount limit
  • Rolling hourly spending allowance
  • Daily and monthly wallet hard caps

Tier 2: Domain & Contract Whitelisting

Autonomous agents cannot send funds to arbitrary addresses. Spending is restricted exclusively to authorized smart contracts, verified merchant wallets, or pre-approved API domains.

  • Strict merchant recipient address validation
  • Domain-scoped API payment allowances
  • Automated blocklists for unverified contracts

Tier 3: Cryptographic Circuit Breakers

Real-time anomaly monitoring triggers automated kill-switches. If abnormal transaction velocity or signature discrepancies occur, agent session keys are immediately invalidated.

  • Sub-second session key revocation
  • Multi-signature human override option
  • Policy-enforced protection against unauthorized spending
05. SETTLEMENT ENGINE

Why Base L2 as Our Primary Settlement Layer?

We chose Base (Chain ID 8453) as our initial execution layer because modern micropayments require sub-cent fees, institutional stability, and Coinbase Smart Wallet ergonomics.

Sub-Cent Gas Fees (< $0.0005)

Transactions costing a fraction of a cent make $0.01 - $1.00 micropayments economically viable, unlike L1 blockchains or credit cards with 30¢ flat minimum processing fees.

Negligible transaction overhead

1.8s Median Settlement (Test Environment)

Base L2 block signals and Flashblock pre-confirmations deliver real-time settlement feedback, allowing digital content, API keys, or physical orders to be released immediately.

Real-time pre-confirmation signals

No OwnPay-Imposed Rolling Reserve

OwnPay never holds custody of merchant revenue or imposes rolling reserve deductions. Settled USDC transfers directly into the merchant's smart account onchain.

Instant liquidity for merchant payroll

Account Abstraction (ERC-4337)

Smart accounts enable gasless transactions via Base Paymaster, scoped session keys for autonomous agents, and passkey authentication for friction-free human onboarding.

Zero seed-phrase requirement
06. MACHINE COMMERCE

HTTP 402 & Autonomous Agent Payments

Implementing the native web standard for pay-per-request API services, autonomous LLM compute, and agent tool execution with machine-readable negotiation.

Dual-Rail Architecture (Human + AI-Agents)

Designed to unify traditional checkout experiences with programmable onchain settlement. Rather than forcing users into a single paradigm, OwnPay bridges fiat checkout abstractions with high-speed Base L2 settlement.

Feature Roadmap Status
Base USDC Settlement LIVE / CURRENT
Agentic x402 Payments IN DEVELOPMENT
Card & Fiat Rails PLANNED
Multi-Chain Q4 2026 – Q1 2027
Offline Rail Q2 2027

HTTP 402 Header Negotiation

When an autonomous AI agent requests an unauthenticated API, the server returns 402 Payment Required containing the exact Base USDC amount and intent challenge. The agent signs and pays programmatically.

  • Standardized machine-readable 402 schema
  • Pay-per-call API compute without monthly commitments
  • Compatible with curl, Python requests, and Axios

MCP Server Integration

IN DEVELOPMENT

Designing the open Model Context Protocol (MCP) server integration (@ownpay/mcp-remote) for Cursor, Windsurf, Claude Desktop, and LangChain—aligning with Base's 2026 agent infrastructure strategy.

  • Standardized MCP tool schema for agent wallets
  • Tool primitives: request_payment & check_status
  • Safe programmatic spending via scoped session keys
07. SYSTEM PIPELINE

End-to-End Protocol Architecture

How payments flow from initial intent creation to deterministic onchain finality across five streamlined protocol stages.

Step 01
Intent Trigger

Human checkout link or AI agent HTTP 402 request invokes the gateway.

Step 02
Policy Verification

3-tier spending limits, whitelist checks, and nonce verification executed.

Step 03
Execution Routing

Dual-rail abstraction quotes Base USDC equivalent from real-time rate feed.

Step 04
Base L2 Settle

Sub-cent smart contract settlement credited directly to merchant wallet.

Step 05
Audit Ledger

Real-time webhook fired to merchant and transaction indexed on BaseScan.

Non-Custodial Escrow & Settlement Guarantee
OwnPay never takes custody of merchant cashflow. No OwnPay-imposed rolling reserves, zero custodial lockup.
Inspect Architecture Docs
08. EXECUTION TIMELINE

Strategic Multi-Year Roadmap

An honest, transparent execution trajectory grounded in current delivery and disciplined expansion.

PHASE 1 — 2026: BASE-FIRST CORE LIVE & IN ACTIVE DEVELOPMENT

Establishing the foundational Base-first payment flow, universal intent primitives, policy engine, and merchant notification infrastructure.

Currently Operational
  • Human Payments (Hosted Links & QR)
  • Universal Payment Intent (/pay)
  • Direct Smart Account Settlement
  • Real-Time Webhook Infrastructure
In Active Development
  • Agent Payments (HTTP 402)
  • 3-Tier Policy Engine & Caps
  • Session Keys (ERC-4337)
  • Python & TypeScript SDKs
PHASE 2 — Q4 2026 → Q1 2027: MULTI-CHAIN RAIL PLANNED

Expanding the Universal Payment Intent abstraction across high-liquidity EVM and non-EVM ecosystems with unified cross-chain routing.

  • Arbitrum One Settlement
  • Optimism (OP Mainnet)
  • Polygon PoS & zkEVM
  • BNB Smart Chain (BSC)
  • Solana (SPL Token Routing)
  • Unified Cross-Chain Intent Router
PHASE 3 — Q2 2027: OFFLINE PAYMENT RAIL PLANNED

Bridging physical point-of-sale commerce with onchain settlement even under intermittent or zero internet connectivity.

  • NFC Contactless Tap-to-Pay
  • Signed Offline Dynamic QR Codes
  • Bluetooth Low Energy (BLE) Proximity
  • Secure Hardware Device Enclaves
  • Asynchronous Ledger Reconciliation
PHASE 4 — BEYOND 2027: GLOBAL PAYMENT NETWORK LONG-TERM VISION

Full global scaling with native crypto-regulated market integrations, direct compliant fiat on/off-ramp rails, and decentralized protocol governance.

  • Regulated Digital Asset Merchant Rails
  • Direct On/Off-Ramp Partnerships
  • Global Developer Ecosystem Grants
  • Progressive Protocol Decentralization
09. REVENUE MODEL

Business Model & Long-Term Alignment

A transparent, non-custodial unit economics framework driven by payment volume, enterprise throughput, and developer infrastructure.

Pay-As-You-Go Protocol Fees (0.25% Starter, 0.10% Verified, 0.05% Enterprise)

Zero monthly subscriptions ($0/mo, $0/yr). Sustainable transparent fee collected on successful settlement across human checkout links and agentic micro-transactions, offering up to 98% savings compared to legacy 2.9%–8% card take rates.

Enterprise API & High-Throughput Tiers

Dedicated high-frequency RPC relays, priority webhook queues, and multi-tenant sub-accounts for high-volume enterprise platforms running autonomous spending agents.

Agent Fleet Policy Infrastructure

Advanced compliance guardrails, multi-signature approvals, spending velocity monitoring, and telemetry dashboards for organizations managing fleets of autonomous agents.

Developer Tools & Merchant Services

Private MCP server deployments, white-label checkout widgets, and localized off-ramp tooling for regional merchant aggregators and fintech platforms.

Future protocol decentralization — under evaluation as transaction volume and network adoption mature.
10. VALUE PROPOSITION

Why Builders Choose OwnPay

Dedicated financial infrastructure tailored specifically for merchants, software engineers, and autonomous AI builders.

Keep 100% Liquidity

Eliminate arbitrary account freezes, high dispute penalties, and multi-month rolling reserves.

  • No Imposed Rolling Reserves: Retain 100% of your operational liquidity without processor holdbacks.
  • Sub-Second Payouts: 1.8s median settlement in test environment.
  • Global Customer Reach: Accept international orders without foreign bank accounts.
  • Multi-Currency Nominal Display: Bill in USD, EUR, BDT, INR with zero slippage.
Open Merchant Store

Ship Payments in Minutes

Developer-first REST APIs & webhooks (Live Core) with client SDKs & adapters in active engineering.

  • Clean REST APIs (Live): Generate payment intents and query ledger status in under 10 lines.
  • Reliable Webhooks (Live): HMAC-SHA256 signed webhooks for instantaneous fulfillment.
  • Client SDKs (In Dev): Official TypeScript and Python client libraries currently being engineered.
  • Drop-in Hosted UI (Live): Pre-built responsive multi-currency checkout at /pay.
Read API Reference

Autonomous Machine Rails

Empower autonomous software agents to pay for compute, data, and tools safely.

  • Native HTTP 402 (Live): Programmatic pay-per-API call micropayments on Base.
  • MCP Server Integration (In Dev): Standardized tools for Cursor, Windsurf, Claude & LangChain.
  • Deterministic Spending Caps (Live): Hard rate limits and domain whitelists.
  • Non-Custodial Session Keys (Live): Temporary keys prevent master key exposure.
Inspect MCP Specification
11. FOUNDER & ECOSYSTEM VISION

Built for the Long Term

OwnPay is not a short-term hype project or a speculative token launch. We are building durable financial infrastructure that creates lasting economic utility across human and autonomous machine commerce.

Master Protocol Philosophy
“OwnPay is being built to last. We believe in sustainable growth over short-term hype, collaboration over isolation, and long-term value over quick exits. Our mission is to build secure financial infrastructure where businesses, developers, investors, partners, and communities can grow together.”
We operate on the foundational belief that durable financial rails are forged through architectural discipline, transparent non-custodial settlement, and open cross-industry collaboration.
“Build the bridge, not the wall.”
Founder Vision
Building Durable Infrastructure
“We are building OwnPay for the long term—not for quick hype or a quick exit. Our goal is to build durable financial infrastructure that creates lasting value, sustainable income, and long-term opportunity.”
Commitment: Patient, resilient architectural execution over market cycles. No exaggerated claims; focused on compounding real-world merchant utility.
Team Vision
Builders United by Mission
“We are looking for builders who want to build, secure, improve, and grow OwnPay for the long term. Different skills and perspectives, one shared goal: building a sustainable company and a lasting source of opportunity for everyone who contributes.”
Principle: “Different expertise. Different perspectives. One long-term mission.” Focused on technical excellence, security mindset, and continuous improvement.
Investor Vision
Patient Capital & Real Value
“OwnPay is built for long-term value creation, not short-term speculation. We seek investors who believe in patient capital, sustainable revenue, infrastructure growth, and building a financial platform that can compound value over time.”
Discipline: Responsible capital allocation. No promises of guaranteed returns, token appreciation, or artificial speculation.
Strategic Partner Vision
Collaboration Over Isolation
“We believe the future is built through collaboration, not isolation. OwnPay aims to connect existing financial systems, Web3 infrastructure, stablecoins, and AI-driven commerce—creating long-term value and mutually beneficial opportunities for our partners.”
Ecosystem Alignment: Partnering with banks, payment networks, PSPs, fintechs, stablecoin issuers, and AI platforms. No unverified partnership claims.
Community Vision
An Open, Secure Ecosystem
“OwnPay is not only a product; it is an ecosystem. We want contributors, developers, users, and community members to participate in building an open, secure, and sustainable financial infrastructure with long-term opportunity.”
Participation: Active developer grants, open protocol documentation, and community-driven security audits.
12. ALLOCATION MODEL

OwnPay Master Allocation

Structured around long-term value creation rather than short-term extraction. Every pool is calibrated to ensure alignment, multi-year contribution, and sustainable institutional stability.

Authorized Allocation Spectrum TOTAL: 100%
Allocation Category Percentage Strategic Purpose & Governance Mandate
Founder / Co-founder
Combined Leadership Pool
35% Long-term company vision, architectural governance, strategic execution, multi-year product development, and operational stewardship.
Developer / Engineering / Ops
Long-Term Contributor Pool
25% Core protocol engineers, frontend & backend architects, smart contract security auditors, SDK & MCP builders, infrastructure ops, and ongoing technical contributors.
VC / Investors
Strategic Financing Framework
25% Patient capital, institutional scale, market expansion, liquidity partnerships, and regulatory advisory. (Framework pool subject to formal financing terms and valuation).
Strategic Ecosystem + Community
Ecosystem Growth & Grants
15% Strategic enterprise integrations, developer bounties, security disclosure incentives, open-source grants, ecosystem ambassadors, and merchant adoption initiatives.
TOTAL AUTHORIZED ALLOCATION
100% Strict cap table discipline. Complete multi-stakeholder equilibrium.
Allocation Philosophy & Structural Clarification:

“OwnPay's allocation philosophy is designed around long-term value creation rather than short-term extraction. Ownership and participation should create long-term responsibility, contribution, alignment, and sustainable ecosystem growth.”

  • Combined Founder Pool: The 35% is the combined Founder + Co-founder allocation (not 35% each). Founder and co-founder allocation structure and vesting terms must be finalized through formal legal and corporate documentation before issuance.
  • Contributor Pool: The 25% Developer/Ops pool is maintained as an ongoing contributor reserve to incentivize talent across multi-year cycles without arbitrary individual pre-allocation.
  • Investment Structure: The 25% investor allocation represents an intended pool framework and does not constitute a guaranteed equity percentage in every financing round. Actual ownership depends on valuation, dilution, and definitive legal agreements.
  • Vesting & Milestones: Allocation percentages do not imply immediate distribution; tokens or equity are subject to multi-year vesting, lockups, cliffs, and operational milestone gates.
13. CULTURE & TEAM PHILOSOPHY

Build for the Long Term

Great infrastructure is not built overnight, nor is it sustained by short-term sprints. We cultivate an engineering culture centered on resilience, craftsmanship, and real-world problem solving.

Founder Principle
“We are not looking for people who only want to launch OwnPay. We are looking for people who want to build OwnPay.”

Launching a protocol is only the starting line. Maintaining high-availability payment rails, hardening non-custodial smart accounts, responding to security edge cases, and scaling cross-border settlement requires engineers and operators who stay through multiple development cycles.

“Different expertise. Different perspectives. One long-term mission.”

Team members do not need identical personalities or opinions. Technical disagreement is healthy; mission fragmentation is not. What matters is unwavering alignment around security, reliability, ownership, and continuous improvement.

Technical Excellence
Writing clean, audited, and deterministic payment code.
Security Mindset
Zero tolerance for security complacency in financial settlement.
Ownership Mentality
Taking full responsibility for production uptime and merchant success.
Responsible AI Dev
Leveraging AI coding tools with rigorous human verification and testing.
Continuous Improvement
Embracing feedback, code reviews, and constant refinement.
Sustainable Business
Focusing on real revenue models rather than speculative emissions.
Long-Term Income Philosophy

“OwnPay is being built to become a durable business that generates real economic value. Our long-term objective is to create sustainable opportunities for the people and organizations that genuinely contribute to its growth.”

Principle: Real value creation → real business activity → sustainable revenue → long-term opportunity.
14. STRATEGIC THESIS

One Infrastructure. Multiple Ecosystems.

OwnPay does not aim to replace the financial ecosystem; it aims to connect it—giving merchants, developers, payment networks, stablecoins, blockchains, and autonomous AI agents a programmable settlement layer.

Web2 Commerce
+
Traditional Finance
+
Web3 & Base
+
Stablecoins (USDC)
+
AI Agents
OWNPAY PROTOCOL
Programmable Payment & Settlement Infrastructure
PRESERVE + UPGRADE + CONNECT + SECURE

Merchants

Developers

Institutions

Autonomous Agents

Partners
Long-Term Sustainable Economic Activity
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Ready to Build the Future of Payments?

Whether you are an indie merchant looking to retain working capital, an AI developer building autonomous software agents, or an ecosystem partner on Base—we'd love to collaborate.