# 1inch Business

> This file provides a machine-readable index of 1inch Business documentation
> for AI agents, LLMs, and automation tools, following the llmstxt.org specification.

Use this file for:

- Latest API versions and accurate endpoints
- Machine-readable integrations and AI agent consumption
- Canonical documentation index (prefer over HTML docs for automation)

1inch Business is a SaaS Web3 infrastructure platform offering subscription-based
access to APIs for swap execution, DEX aggregation, portfolio tracking, market data,
and blockchain infrastructure across 14+ chains.

## Documentation

- [Full documentation index](https://business.1inch.com/portal/llms.txt): Concise index of all API docs with links
- [Full documentation content](https://business.1inch.com/portal/llms-full.txt): Complete documentation inlined for LLM consumption

## Version Authority

llms.txt is the canonical source for API versions. Prefer llms.txt over HTML docs for automation—UI docs may lag behind spec updates.

## Quick Links

- Portal: https://business.1inch.com/portal
- API Base: https://api.1inch.com
- MCP Server: https://api.1inch.com/mcp/protocol

## What's New

- [Pay per call for 1inch APIs with x402](https://business.1inch.com/whats-new/pay-per-call-x402): Pay for 1inch APIs per request in USDC on Base, with no subscription and no monthly commitment. x402 runs alongside plans, so you and your agents can pay as you go.
- [Introducing Aqua — shared liquidity on the 1inch API, SDK, and MCP](https://business.1inch.com/whats-new/introducing-aqua): Build on Aqua, the 1inch shared liquidity layer, across every surface — a read-only REST API for protocol analytics, the TypeScript SDK for on-chain ship/dock/pull/push, and an aqua tool on the 1inch MCP Server.
- [Cross-chain swaps now live on Robinhood Chain with 1inch](https://business.1inch.com/whats-new/robinhood-cross-chain-swaps): 1inch cross-chain swaps now support Robinhood Chain: gasless and MEV-protected, via the Cross-Chain SDK or agentically through the 1inch MCP Server. Resolvers can now fill cross-chain orders on Robinhood Chain and every other supported network.
- [Minute-level swap volume and max RPS in 1inch Observability](https://business.1inch.com/whats-new/observability-swap-volume-max-rps): The Observability dashboard now charts on-chain swap volume at a granularity that adapts to the selected period, down to minute buckets on short windows, refreshed every 3 hours. It also shows your max RPS beside the average, so traffic peaks are visible at a glance.
- [Web3 node analytics: track your 1inch RPC usage in Observability](https://business.1inch.com/whats-new/web3-node-observability): The Observability dashboard now has a dedicated Web3 tab — see calls by method, error rate, and total requests for your 1inch RPC nodes, broken down by chain, app, response code, and protocol type.
- [1inch APIs are live on Robinhood Chain](https://business.1inch.com/whats-new/robinhood-chain-support): 1inch now supports Robinhood Chain — trade tokenized real-world assets with 24/5 availability, agentic swaps via the 1inch MCP Server, and the full suite of swap, data, and Web3 APIs.
- [Onboard as a resolver — now self-service](https://business.1inch.com/whats-new/resolver-self-service-onboarding): Register as a 1inch resolver directly in the Business portal — add your Fusion, Fusion+, and limit-order contracts across chains and verify ownership on-chain, no manual process required.
- [Introducing Observability for 1inch APIs](https://business.1inch.com/whats-new/introducing-observability): Monitor your 1inch API usage directly in the portal — requests, error rates, real request logs, on-chain swap volume, and quota usage across four new dashboard views.
- [Agentic swaps with WalletConnect on the 1inch MCP Server](https://business.1inch.com/whats-new/mcp-agentic-swap-walletconnect): The 1inch MCP Server can now quote and execute on-chain swaps — Classic, Fusion, and cross-chain — signed from your own wallet over WalletConnect.
- [Search docs and debug with the 1inch MCP Server](https://business.1inch.com/whats-new/mcp-search-docs-and-debug): The first 1inch MCP tools bring the developer portal into your AI client — search the docs and API references, pull SDK examples, and debug your integration in place.
- [Interactive API Playground in the docs](https://business.1inch.com/whats-new/new-docs-api-playground): The 1inch docs now include an interactive API Playground — call any endpoint live, tweak parameters, and copy working code without leaving the docs.