Idle Finance

Idle Finance TVL API

Total value locked metrics per underlying token

Documentation GitHub OpenAPI

Operations 1

GET /tvls Get TVL per underlying token #

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OpenAPI Specification

openapi: 3.2.0
info:
  title: Idle Finance Pools TVL API
  description: The Idle Finance REST API provides programmatic access to Best Yield and Yield Tranches vault pools, total value locked (TVL) metrics, historical yield rates for underlying token addresses, and protocol-level data across supported networks (Ethereum, Polygon zkEVM, Optimism). Authentication is via Bearer token obtained by request.
  version: 1.0.0
  contact:
    name: Idle Finance Developer Access
    url: https://idlefinance.typeform.com/to/CzRkDH
  termsOfService: https://idle.finance/terms
  license:
    name: Proprietary
    url: https://idle.finance/terms
servers:
- url: https://api.idle.finance
  description: Ethereum mainnet endpoint
- url: https://api-zkevm.idle.finance
  description: Polygon zkEVM endpoint
- url: https://api-optimism.idle.finance
  description: Optimism endpoint
security:
- BearerAuth: []
tags:
- name: TVL
  description: Total value locked metrics per underlying token
paths:
  /tvls:
    get:
      operationId: getTVLs
      summary: Get TVL per underlying token
      description: Returns total value locked (TVL) per underlying token for all vaults on the target network.
      tags:
      - TVL
      security:
      - BearerAuth: []
      responses:
        '200':
          description: Map of token address to TVL string value
          content:
            application/json:
              schema:
                type: object
                additionalProperties:
                  type: string
                  description: TVL value as a decimal string
              example:
                '0x6B175474E89094C44Da98b954EedeAC495271d0F': '15234567.89'
                '0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48': '8901234.56'
        '401':
          description: Unauthorized — missing or invalid Bearer token
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
        '502':
          description: Bad Gateway
components:
  schemas:
    Error:
      type: object
      description: Standard error response.
      properties:
        error:
          type: string
          description: Short error code or message.
          example: Unauthorized
        message:
          type: string
          description: Detailed error description.
          example: A valid Bearer token is required.
      required:
      - error
  securitySchemes:
    BearerAuth:
      type: http
      scheme: bearer
      description: 'Bearer token obtained via https://idlefinance.typeform.com/to/CzRkDH. Include as "Authorization: Bearer <token>" on all requests.'
externalDocs:
  description: Idle Finance Developer Documentation
  url: https://docs.idle.finance/developers/api