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OpenAPI Specification

openapi: 3.2.0
info:
  title: DefiLlama Public Coins TVL API
  version: 1.0.0
  description: DefiLlama is the largest open-source DeFi TVL and yield aggregator. The public REST API at api.llama.fi exposes TVL, prices, stablecoins, yields, DEX/options volumes, fees, and revenue datasets without authentication. The Pro API at pro-api.llama.fi provides higher rate limits and additional endpoints under a paid plan.
  contact:
    name: DefiLlama
    url: https://defillama.com/docs/api
  license:
    name: Open Data
    url: https://defillama.com
servers:
- url: https://api.llama.fi
  description: Free public API (no auth)
- url: https://coins.llama.fi
  description: Coins and prices API
- url: https://stablecoins.llama.fi
  description: Stablecoins API
- url: https://yields.llama.fi
  description: Yields API
- url: https://pro-api.llama.fi/{apiKey}
  description: Pro API (paid)
  variables:
    apiKey:
      default: YOUR_API_KEY
      description: DefiLlama Pro API key
security: []
tags:
- name: TVL
paths:
  /protocols:
    get:
      tags:
      - TVL
      summary: List all protocols with current TVL
      operationId: listProtocols
      responses:
        '200':
          description: Array of protocols
          content:
            application/json:
              schema:
                type: array
                items:
                  type: object
  /protocol/{protocol}:
    get:
      tags:
      - TVL
      summary: Historical TVL of a protocol with chain and token breakdowns
      operationId: getProtocol
      parameters:
      - in: path
        name: protocol
        required: true
        schema:
          type: string
        description: Protocol slug, e.g. aave
      responses:
        '200':
          description: Protocol detail
          content:
            application/json:
              schema:
                type: object
  /tvl/{protocol}:
    get:
      tags:
      - TVL
      summary: Current TVL of a protocol
      operationId: getProtocolTvl
      parameters:
      - in: path
        name: protocol
        required: true
        schema:
          type: string
      responses:
        '200':
          description: Current TVL value
          content:
            application/json:
              schema:
                type: number
  /v2/historicalChainTvl:
    get:
      tags:
      - TVL
      summary: Historical TVL across all chains
      operationId: getHistoricalChainTvl
      responses:
        '200':
          description: Historical TVL series
          content:
            application/json:
              schema:
                type: array
                items:
                  type: object
  /v2/historicalChainTvl/{chain}:
    get:
      tags:
      - TVL
      summary: Historical TVL for a specific chain
      operationId: getHistoricalChainTvlByChain
      parameters:
      - in: path
        name: chain
        required: true
        schema:
          type: string
      responses:
        '200':
          description: Historical TVL series for the chain
          content:
            application/json:
              schema:
                type: array
                items:
                  type: object
  /v2/chains:
    get:
      tags:
      - TVL
      summary: Current TVL of all chains
      operationId: listChains
      responses:
        '200':
          description: Array of chains with TVL
          content:
            application/json:
              schema:
                type: array
                items:
                  type: object
components:
  securitySchemes:
    apiKeyPath:
      type: apiKey
      in: query
      name: apiKey
      description: Pro API key is supplied as a path segment in the base URL (pro-api.llama.fi/{apiKey}); this scheme is a placeholder.