Kakr Labs

PTERI Platform — The Unified Privacy Trust Engine

Overview

Decentralized self-custody Keys stored only on your device. No central server.

Your keys, your control.
Keys stored only on your device. No central server, No honeypot risk.

APIs

Self-Custody Wallet API

  • MFA Enhancement
  • Identity

PTERI Payments API

  • Payments

Blockchain Service API

  • Intelligence (AI Agents & A2A)
  • Enterprise

Blockchain Service API

Self-custodial service on unbroken truth.

Control Service

Self-custody leverage on your custom.

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Custody Protocol

Continuous service that shielded over time.

Developer Tools

Core Modules

The 6 Core Modules

01

PTERI Authentication

MFA Enhancement

Layer deterministic cryptographic signatures on top of your existing MFA/OTP flows.

  • Hybrid OTP support (require or generate OTPs)
  • Phishing-resistant - compliant with RBI, UAE, NIST, PSD2
  • Add cryptographically verifiable authorization to any existing account
02

PTERI Identity

Verifiable Identity (DID)

User- or organization-controlled verifiable identity. You own and control your keys on-device.

  • On-device key generation and storage
  • No central identity provider
  • Verifiable credentials without PII exposure
03
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PTERI Payments

Self-custodial Litecoin payments

Self-custodial Litecoin payments with policy-controlled spending. Powered by Litecoin PoW.

  • True peer-to-peer, customer-controlled keys
  • Policy-controlled spending
  • Customer-controlled payment credentials
04

PTERI Intelligence

AI Agents & A2A

Verifiable cryptographic authority for autonomous agents. Secure agent-to-agent interactions with verifiable authorization evidence.

  • ZK-enhanced privacy and delegation
  • Powered by MCP2 AI tools
  • First-class cryptographic principals for AI
05

PTERI Enterprise

Google Cloud-backed infrastructure

Google Cloud-backed infrastructure with 99.99%+ uptime SLAs.

  • Audit-ready and compliance-friendly
  • Scalable across global operations
  • Dedicated instances and white-label options
06

PTERI Developer Tools

Full SDKs, APIs, and MCP2

Full SDKs, APIs, and MCP2 for rapid, AI-powered development. Incremental adoption - start small, scale sovereign trust.

  • Self-custody wallet API, PTERI Payments API, blockchain service API
  • Start with MFA, expand to payments, AI, or IoT
  • AI-powered MCP2 for rapid integration

How It Works

From device to verifiable proof

User Device

Private Keys Stored Locally

PTERI API Call

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Litecoin PoW Proof

Verifiable Action

Ready to deploy the Privacy Trust Engine?

One cryptographic layer for authentication, payments, AI agents, and enterprise security.

Start Building FreePTERI WalletBook Enterprise DemoView Docs