Binance Smart Chain API (BNB Chain API )

Get the fastest
high-available geo-distributed endpoint for your project
90+
zones available
99.99%
uptime
average 85.6 msec
latency from anywhere
https://rpcfast.com

Fastest nodes of the highest availability via our BSC API (BNB Chain API)

Get access to our nodes for your BNB-based project in minutes without spending months  setting up your own blockchain nodes. Use RPC Fast blockchain-as-a-service to obtain the following benefits:
Set up in seconds
Our BSC API provides the fastest nodes thanks to geo-distributed infrastructure and other tools implemented.
Deal with any load
Get the lowest possible latency and fastest response time under any load and 100% uptime for your project.
100% healthy nodes
We automatically rotate all nodes for their maximum efficiency behind our Binance Smart Chain API. Only pruned nodes on production.
0% of human involvement
RPC Fast updates all needed software automatically.
USE CASES
Web 3.0
Infrastructure
Blockchain Endpoint
For Marketplace
Development
Blockchain Endpoint
For DeFi Apps
High-secured JSON-
RPC Endpoint
API For Developing Blockchain ETL
Blockchain Nodes
For Applications
Blockchain Endpoint
For DeFi Apps
Web 3.0
Infrastructure
Blockchain Endpoint
For Marketplace
Development
High-secured JSON-
RPC Endpoint
API For Developing Blockchain ETL
Blockchain Nodes
For Applications
Clients supported
We support two clients: official client BNB Chain based on JSON-RPC requests for Full Nodes, and Erigon client—for Archive Nodes requests to historical data.

Additional Benefits

Constant data consistency
With the lowest possible delay, our blockchain saves and transfers 100% of transactions. We ensure that each customer will get 100% blockchain data consistency in less than a second.
Enterprise-grade security
Our infrastructure is secured in the environment created according to CIS standards.

We apply JWT to protect the connections with our endpoint. Available for Enterprise plan.
Blockchain reliability
Universal, reliable and versatile infrastructure will suit any type of BNB-based projects and it will benefit with 99.99% uptime, 100% healthy nodes and medium latency around 86,5 ms.
Quickstart
Forget about spending months and wasting a fortune on developing your blockchain infrastructure manualy.  Access the top-notch nodes in a minute.
Simple control panel
In order to ensure transparent observation of your infrastructure’s indications, we created a dashboard, that reflects the main features of your blockchain infrastructure.
Automatic software updates
All the improvements and updates will be implemented automatically and you won’t even know about it.
Get your fastest BNB node-as-a-service in 1 minute
News & Updates
As BNB Chain is one of the most popular platforms for Defi applications, we track each and every innovation to utilize it for you in our RPC Fast.  We’ll be glad to share the latest news and updates from the world of BNB Chain with you, so be sure to follow our blog:
A bespoke solution created by Dysnix
Badge Top B2B Companies Clutch Global 2021
8 years of on-hand experience in Kubernetes and blockchain
We’re handling projects with a load of 1.5 million requests per day
Our team provides top-notch services for 99.9% of SLA
Roman Cherednik, Velas
Development for Financial Services Company

Thanks to the efforts of the Dysnix team, the company was able to attract the attention of the general public. The currency is stable while maintaining the necessary flexibility with the support of experts in the industry. The team has proven itself to be a reliable long-term partner.

Dmytro Haidashenko, Shelf Network
Infrastructure Maintenance for Vehicle Trading Network

In the first stage of their optimization plan alone, Dysnix managed to reduce infrastructure costs by 25%. They provide remarkable response times, which allows them to react to unforeseen situations. This makes them ideal for handling urgent tasks.Roman Cherednik, Velas

Alex Gluchowski, Matter Labs
zkSync Solution for IT Company

Dysnix contributed to the successful release of the company's product. They performed a custom auto-scaling solution to reduce the project's costs. The company now has the opportunity to earn a higher income and at the same time increase its likeability with speed and security as main offers.

Alex Momot, Remme
Custom Software Dev for Cybersecurity Company

Dysnix provided a team of Blockchain experts that was always available to assist the client. They finished a product that presented new features in the company's digital asset exchange. As a result, the company now considers their deep involvement as an extension of their own team.

Roman Cherednik, Velas
Cryptocurrency Development for Financial Services Company
See on Clutch

Thanks to the efforts of the Dysnix team, the company was able to attract the attention of the general public. The currency is stable while maintaining the necessary flexibility with the support of experts in the industry. The team has proven itself to be a reliable long-term partner.

Dmytro Haidashenko, Shelf Network
Infrastructure Maintenance for Vehicle Trading Network
See on Clutch

In the first stage of their optimization plan alone, Dysnix managed to reduce infrastructure costs by 25%. They provide remarkable response times, which allows them to react to unforeseen situations. This makes them ideal for handling urgent tasks.Roman Cherednik, Velas

Alex Gluchowski, Matter Labs
zkSync Solution for IT Company
See on Clutch

Dysnix contributed to the successful release of the company's product. They performed a custom auto-scaling solution to reduce the project's costs. The company now has the opportunity to earn a higher income and at the same time increase its likeability with speed and security as main offers.

Alex Momot, Remme
Custom Software Dev for Cybersecurity Company
See on Clutch

Dysnix provided a team of Blockchain experts that was always available to assist the client. They finished a product that presented new features in the company's crypto-asset exchange. As a result, the company now considers their deep involvement as an extension of their own team.

Browse other supported blockchains
Ethereum API
See details
Polygon API
See details
Velas API
See details
Polkadot
Coming soon
Avalanche
Coming soon
Solana
Coming soon

Frequently Asked Questions: Quick facts and short answers

Why use Binance Smart Chain?

BSC provides the cheap and fast platform for Defi application compared to Ethereum, but in the same time it gives the total support to the smart contracts of Ethereum.

What is BNB API and how does it relate to Binance Smart Chain (BSC)?

It is vital to remember that BNB (Binance Coin) is the Binance exchange's native cryptocurrency. Binance Smart Chain (BSC) is a blockchain created by Binance that is meant to execute smart contracts and decentralized apps (dApps).

Developers often utilize Binance APIs to communicate with the Binance Smart Chain, which let them access and interact with BSC's blockchain data, smart contracts, and other functions. These APIs, including BNB API, allow developers to build dApps, manage wallets, and perform various blockchain-related tasks within the Binance Smart Chain ecosystem.

What is a Binance Smart Chain API key and why do I need one?

A Binance Smart Chain API key is a unique identifier provided by Binance or third-party API providers. It is required to use their API services, which include searching blockchain data, executing smart contracts, and managing transactions. The API key allows secure and permitted access to Binance Smart Chain's capabilities while also safeguarding the network against any misuse or unauthorized access. Developers and apps may connect with Binance Smart Chain, utilize its capabilities, and communicate with the blockchain in a regulated and authorized manner by utilizing a valid API key.

How do I obtain a Binance Smart Chain API key?

Back in 2020, Binance created another blockchain named Binance Smart Chain that supports Ethereum Virtual Machine (EVM) and functions of smart contracts. Thus, it becomes much more attractive for Dapps developers and new potential customers. Today, both of these blockchains are merged into BNB Chain, a multilayered blockchain with the power to handle large-scale applications.

Is Binance Smart Chain distributed?

It isn’t directly so. Depending on the origin, BSC is highly dependent on Binance itself which controls all operations with digital currencies. On the other side, the popularity and speed of work of BSC attract even more scammers and that leads to the implementation of even more strict regulations for BSC which also leads to centralization.

How can I access the Binance Smart Chain API for my application?

To access the Binance Smart Chain API for your application, you need to use the separate solution we’ve prepared for you based on your own BSC nodes. We can help you to run your nodes and tune them for your needs. Also, you can use public endpoints, but you won’t have the best level of performance, latency, security, and easiness-to-use for your application. In both cases, you can access BSC's functionalities and build dApps or other blockchain-related features in your application. 

Are there any usage limits or restrictions when using the Binance Smart Chain API?

The API Binance Smart Chain is connected with might impose usage limits or restrictions to manage their infrastructure and ensure fair usage. These limits may include the number of requests per minute or day, restrictions on certain API endpoints, or rate limits to avoid misuse or overburdening of the API servers. Furthermore, some providers may give several levels of API access with varied use restrictions, with premium subscriptions having larger limits. Users should read the terms of service and documentation provided by the API provider to understand any use limits or restrictions that may apply.

Does Binance support smart chains?

Back in 2020, Binance created another blockchain named Binance Smart Chain that supports Ethereum Virtual Machine (EVM) and functions of smart contracts. Thus, it becomes much more attractive for Dapps developers and new potential customers. Today, both of these blockchains are merged into BNB Chain, a multilayered blockchain with the power to handle large-scale applications.

What are the main features and functionalities of the BSC API?

The main features and functionalities of the BSC API include:

  • Transaction Management

  • Smart contract interaction

  • Wallet integration

  • Monitoring

  • Decentralized Finance (DeFi) functions

  • Real-time blockchain data collection

These features help blockchain developers to build their dApps projects and enhance the overall user experience on the Binance Smart Chain. 

How do I obtain a Binance Smart Chain API key?

To obtain a Binance Smart Chain API key, follow these steps:

  • Choose an API provider, like RPC Fast, and sign up for an account.

  • Create a project or select an existing one: Once you have an account, create a new project or application within the API provider's dashboard. This will generate an API key specific to your project.

  • Access the API key and integrate it into your project.

To prevent unauthorized access to your Binance Smart Chain API services, keep your API key safe and avoid publishing it publicly or exposing it in your application's code.

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