Balancer

Note

This connector is available in Gateway Legacy (v2.2). For installation instructions, refer to the Installation Guide.

🛠 Connector Info

• Exchange Type: Decentralized Exchange (DEX)
• Market Type: Automatic Market Maker (AMM)

Component	Status	Notes
2️⃣ AMM Connector	✅
3️⃣ Range AMM Connector	Not built
🕯 AMM Data Feed	✅

ℹ️ Exchange Info

• Website: https://balancer.fi
• CoinMarketCap: https://coinmarketcap.com/exchanges/balancer/
• CoinGecko: https://www.coingecko.com/en/exchanges/balancer
• Fees: Variable depending on pool

🔑 How to Connect

Create a wallet on one of the supported networks below:

Chain	Networks
ethereum	mainnet
avalanche	avalanche
polygon	mainnet

From inside the Hummingbot client, run gateway connect balancer to connect your wallet:

Which chain do you want balancer to connect to? (ethereum) >>>
Which network do you want balancer to connect to? (mainnet, kovan) >>>
Enter your ethereum-mainnet private key >>>>

If the connection is successful:

The balancer connector now uses wallet [pubKey] on ethereum-mainnet

2️⃣ AMM Connector

Integration to this DEX's swap pricing and execution endpoints

• ID: balancer
• Connection Type: REST via Gateway
• API Docs: https://docs.balancer.fi
• Folder: https://github.com/hummingbot/gateway/tree/main/src/connectors/balancer
• Default Configs: https://github.com/hummingbot/gateway/blob/main/src/templates/balancer.yml

Endpoints

• /amm/price
• /amm/trade
• /chain/allowances

For more info, run Gateway and go to https://localhost:8080 in your browser to see detailed documentation for each endpoint.

🕯 AMM Data Feed

Data feed of this exchange's real-time prices

• ID: balancer_[CHAIN]_[NETWORK]
• Connection Type: REST via Gateway
• Folder: https://github.com/hummingbot/hummingbot/blob/master/hummingbot/data_feed/amm_gateway_data_feed.py

Usage

from hummingbot.data_feed.amm_gateway_data_feed import AmmGatewayDataFeed
prices = AmmGatewayDataFeed(
        connector_chain_network="balancer_ethereum_mainnet",
        trading pairs={"BAL-ETH", "ETH-USDT"},
        order_amount_in base=Decimal("1"),
    )

```