Introduction

Welcome to the Neura API documentation. These pages describe how to authenticate with the Coinbase X402 facilitator, configure your environment, and integrate every route that Neura exposes. Each chapter expands on concepts introduced in the Coinbase X402 welcome guide and applies them directly to Neura's paid data surfaces.

Use the table below to navigate the multi page reference:

Section	Purpose
Environment Configuration	Define required client facing headers, optional tuning knobs, and default values.
X402 Payments	Learn the 402 handshake, expected headers, and how Neura validates invoices.
Resilience and Rate Limits	Inspect rate limiting, retry logic, circuit breakers, and health metrics.
Error Responses	Understand status codes, error envelope semantics, and troubleshooting cues.
Endpoint Catalog	Deep dive into every resource grouped by domain.
Data Schemas	Review reusable JSON shapes for tokens, balances, bars, and launchpads.
Testing Playbook	Validate integrations with automated checks and manual smoke flows.
Operational Runbook	Production ready guidance for monitoring, alerting, and scaling.

Quick Facts

• Primary base URL: Provided by Neura https://api.neura.xyz.

• Payment networks: Solana by default (/ and /solana routes) and Base via /base prefixed paths.

• Per request price: 0.00045 USD for every monetized route. Health endpoints are free.

• Transport: JSON over HTTPS. All responses share a consistent envelope.

• Upstream data: Served by the Neura analytics platform. No additional vendor integrations are required on the client side.