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Documentation

Overview
Getting StartedCore ConceptsPython SDK ReferenceREST API ReferenceAuthenticationSpending PoliciesError Handlingx402 Paywall ProtocolCookbooksSecurity & Best PracticesKnowledge Base
DocsOverview

Modexia Documentation

Everything you need to integrate Modexia into your AI agents. Choose a topic below to jump directly to the reference material.

Getting Started

Get your AI agent making payments in under two minutes.

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Core Concepts

Smart Contract Accounts, Hybrid Security Model, and the x402 Protocol.

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Python SDK

Lightweight, synchronous client for wallets, payments, and paywalls.

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MCP Server

Soon

Connect AI agents via the Model Context Protocol — no SDK code required.

Coming soon

REST API

Direct HTTP endpoints for all Modexia services.

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Authentication

Secure your requests via API Keys or Bearer Tokens.

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Spending Policies

Control how much your agent can spend with configured limits.

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Error Handling

Understand typed exceptions and built-in retry logic.

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x402 Paywall

Automatically negotiate and pay for machine-to-machine content.

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Cookbooks

Copy-paste recipes: LangChain agents, Agent-to-Agent economies.

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Security & Best Practices

Idempotency loops, phishing defense, and production hardening.

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Knowledge Base

Common questions and detailed answers for developers and AI agents.

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Need help? Talk to us or email support@modexia.software

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