Binance smart chain

Binance smart chain & Chainlink

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Supported Chainlink services on Binance smart chain

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Timeline

• 11 Mar 22. Chainlink brings VRF v2 to Binance BNB chain. Read the full BNB announcement HERE.

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• 07 Dec 21. Chainlink Keepers go live on BNB chain (mainnet). Read the official announcement HERE.

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• 28 Apr. Chainlink VRF goes live on Binance Smart Chain (BNB) mainnet. Read the announcement HERE.

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• 10 Dec 20. Binance Smart Chain integrates Chainlink's decentralized oracle network on its mainnet. Read the announcement HERE.

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• 23 Jul 20. Binance Smart Chain (BNB) integrates Chainlink’s oracle solution on testnet. Read the announcement HERE.

Developer tools

• Binance Smart Chain RPC Endpoint Documentation
  • Directions on how to deploy an Binance Smart Chain node for your Chainlink node's RPC connectivity
• Binance Smart Chain Chainlink Node Environment Variables
  • Environment variables specific to Binance Smart Chain Mainnet

Binance Smart Chain Resources

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Timeline

Date	Media	Author	Title
22 Feb 22	Article	BNB	Chainlink Brings VRF v2 to BNB Chain, Providing Scalable, Configurable, and Low-Cost On-Chain Randomness
07 Dec 21	Article	BNB	Chainlink Keepers Now Live on BNB Chain for Securely Automating Smart Contract DevOps
28 Apr21	Article	BNB	Chainlink VRF is Live on Binance Smart Chain, Bringing Verifiable Randomness to BSC Developers
10 Dec 20	Article	BNB	New on Binance Smart Chain: Chainlink Oracles
23 Jul 20	Article	BNB	Binance Smart Chain Successfully Integrated Chainlink’s Oracle Solution for Building DeFi (Testnet)

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Bridging LINK Tokens to Ethereum Mainnet

The process to bridge from Binance Smart Chain to Ethereum Mainnet is a bit involved.

• You must first swap your ERC677 LINK tokens for BNB bridged LINK tokens -- Chainlink Token Swap

• Once you have your BNB bridged LINK tokens, you can either send them to you Binance wallet to swap via their platform, or use additional DeFi offerings.

• If you're not interested in using Binance...
  • Bridge your tokens to Gnosis Chain -- Official Gnosis Chain Bridge
  • Once you have bridged your tokens to Gnosis/xDai, you will need to use the Chainlink token swap site again to swap for Gnosis/xDai LINK. -- Chainlink Token Swap
  • Lastly, you can now bridge your Gnosis/xDai LINK over to Ethereum mainnet. -- Official Gnosis Chain Bridge

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Educational

Date	Media	Author	Title
04 Feb 21	Article	Chainlink	Build a dApp on Binance Smart Chain With Secure Data Feeds
N/A	Official Docs	Chainlink	BNB Chain Data Feeds: Offiicial Chainlink documents
N/A	Official Docs	BNB	Binance Smart Chain Price Feeds from Chainlink

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