Euler Finance

name: Euler Finance
description: Euler is a permissionless modular lending protocol that enables users to lend, borrow, and build custom lending markets without limits. The platform provides REST APIs for querying vaults, account positions, interest rates, liquidation thresholds, token prices, APYs, reward campaigns, and lending market analytics across multiple EVM-compatible networks.
image: https://kinlane-productions2.s3.amazonaws.com/apis-json/apis-json-logo.jpg
url: https://raw.githubusercontent.com/api-evangelist/euler/refs/heads/main/apis.yml
created: '2026-06-14'
modified: '2026-06-14'
specificationVersion: '0.19'
tags:
  - DeFi
  - Lending
  - Borrowing
  - Finance
  - Ethereum
  - Blockchain
  - Vaults
  - Liquidation
  - Interest Rates
  - Permissionless
apis:
  - name: Euler V3 Data API
    description: The primary REST API for querying indexed Euler protocol data including vaults, account positions, token prices, APYs, reward campaigns, liquidation events, oracle routing, and chain-level analytics. Supports unauthenticated and API-key-authenticated access with higher rate limits.
    image: https://kinlane-productions2.s3.amazonaws.com/apis-json/apis-json-logo.jpg
    humanURL: https://docs.euler.finance/developers/data-querying/euler-v3-api
    baseURL: https://v3.euler.finance/v3
    tags:
      - Vaults
      - Lending
      - Positions
      - Liquidation
      - Interest Rates
      - Analytics
      - DeFi
    properties:
      - type: Documentation
        url: https://docs.euler.finance/developers/data-querying/euler-v3-api
      - type: OpenAPI
        url: https://v3.euler.finance/v3/openapi.json
      - type: SwaggerUI
        url: https://v3.euler.finance/v3/docs
      - type: PricingPage
        url: https://docs.euler.finance/developers/data-querying/euler-v3-api
      - type: RateLimits
        url: https://raw.githubusercontent.com/api-evangelist/euler/refs/heads/main/rate-limits/euler-v3-api.yml
    contact:
      - FN: Euler Finance Developer Support
        email: [email protected]
  - name: Euler Off-Chain Prices API
    description: An unofficial REST endpoint for fetching USD-denominated asset prices for ERC-20 tokens across supported networks. Accepts chainId and comma-separated asset addresses. Returns prices with 18-decimal precision. Users should validate returned prices and maintain fallback sources.
    image: https://kinlane-productions2.s3.amazonaws.com/apis-json/apis-json-logo.jpg
    humanURL: https://docs.euler.finance/developers/data-querying/off-chain-prices
    baseURL: https://app.euler.finance/api/v1
    tags:
      - Prices
      - Tokens
      - DeFi
      - Analytics
    properties:
      - type: Documentation
        url: https://docs.euler.finance/developers/data-querying/off-chain-prices
    contact:
      - FN: Euler Finance
        url: https://euler.finance
  - name: Euler Subgraphs (GraphQL)
    description: GraphQL-based subgraph endpoints hosted on Goldsky for querying indexed Euler V2 protocol data including vault states, account positions, borrow/supply history, interest rates, collateral relationships, EulerEarn strategies, and swap pools across Mainnet, Base, Arbitrum, Optimism, Berachain, Avalanche, BSC, Sonic, and additional networks.
    image: https://kinlane-productions2.s3.amazonaws.com/apis-json/apis-json-logo.jpg
    humanURL: https://docs.euler.finance/developers/data-querying/subgraphs
    baseURL: https://api.goldsky.com/api/public/project_cm4iagnemt1wp01xn4gh1agft/subgraphs
    tags:
      - GraphQL
      - Subgraph
      - Vaults
      - Positions
      - History
      - Analytics
      - DeFi
    properties:
      - type: Documentation
        url: https://docs.euler.finance/developers/data-querying/subgraphs
      - type: GitHubRepository
        url: https://github.com/euler-xyz/euler-subgraph
    contact:
      - FN: Euler Finance
        url: https://euler.finance
  - name: Euler V2 TypeScript SDK
    description: The recommended TypeScript entry point for applications, bots, scripts, and operational tooling built on Euler V2. Provides protocol data fetching, EVC batch composition, transaction simulation, approval resolution via standard approve and Permit2, swap operations, pricing, rewards, oracle adapter metadata, and FeeFlow management.
    image: https://kinlane-productions2.s3.amazonaws.com/apis-json/apis-json-logo.jpg
    humanURL: https://docs.euler.finance/developers/sdk
    baseURL: https://docs.euler.finance
    tags:
      - SDK
      - TypeScript
      - DeFi
      - Vaults
      - EVC
    properties:
      - type: Documentation
        url: https://docs.euler.finance/developers/sdk
      - type: GitHubRepository
        url: https://github.com/euler-xyz/euler-sdks
      - type: NPMPackage
        url: https://www.npmjs.com/package/@eulerxyz/euler-v2-sdk
    contact:
      - FN: Euler Finance GitHub
        url: https://github.com/euler-xyz
common:
  - type: Documentation
    url: https://docs.euler.finance/
  - type: PrivacyPolicy
    url: https://www.euler.finance/privacy-policy
  - type: TermsOfService
    url: https://www.euler.finance/terms-of-service
  - type: StatusPage
    url: https://status.euler.finance
  - type: GitHubOrganization
    url: https://github.com/euler-xyz/
  - type: Discord
    url: https://discord.com/invite/CdG97VSYGk
  - type: X
    url: https://x.com/eulerfinance
  - type: Blog
    url: https://www.euler.finance/blog
  - type: Governance
    url: https://gov.euler.finance
  - type: BugBounty
    url: https://docs.euler.finance/security/bug-bounty
  - type: LLMsTxt
    url: https://docs.euler.finance/llms.txt
  - type: LLMsFullTxt
    url: https://docs.euler.finance/llms-full.txt
maintainers:
  - FN: API Evangelist
    url: https://apievangelist.com
    email: [email protected]