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Documentation

Indexer Setup

Detailed setup guide for the Ponder indexer

Installation

cd cylend-indexer
npm install

Configuration

Create .env file:

PONDER_RPC_URL_MANTLE_SEPOLIA=https://rpc.sepolia.mantle.xyz/
PONDER_RPC_URL_SAPPHIRE_TESTNET=https://testnet.sapphire.oasis.io
INGRESS_ADDRESS=0xF6bA22c8C3774EaAF7048cB0504C77238A927fAF
CORE_ADDRESS=0xF57a9FEAdCfb103ACC3f20a82F74858330b26862

Run Indexer

Development:

npm run dev

Production:

npm run start

GraphQL API available at http://localhost:42069/graphql

Tip

Use dedicated RPC endpoints (Alchemy, Chainstack) in production for reliable indexing.

Related

Schema

GraphQL Queries