Astar (ASTR) API and Price Oracle


For informational use only; request a custom oracle/API for production below.
General information
Contract address
Smart contract address of the asset
Blockchain network where the asset is deployed
Pricing methodology used to determine the price of the token in USD. By default, all price feeds on the DIA App are calculated with a MAIR methodology. This parameter is customisable.Learn more about methodologies.
Update frequency
120 seconds is the default update frequency. This parameter is customisable.Learn more about oracle updates.
Next update
24h Volume
The total volume captured by DIA across all the integrated sources.
Volume 24h
Trades 24h
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Token information

What is Astar (ASTR)?

Astar (ASTR) is a blockchain project focused on building a decentralized network for Web 3.0 applications. It aims to provide a scalable and secure infrastructure for developers to build decentralized applications (dApps) and to enable cross-chain interoperability. Astar was founded in 2021 by Polkadot, a multi-chain framework, and is supported by a strong team of developers and community members. The name "Astar" is derived from the word "star," representing the project's ambition to become a shining decentralized network in the blockchain space.

How does Astar work?

Astar is an innovative blockchain platform built on the Substrate framework. It utilizes the Polkadot ecosystem to provide a decentralized infrastructure for developers to build and deploy their own blockchain-powered applications.

At its core, Astar uses a combination of Substrate, a flexible blockchain development framework, and the Polkadot network, a multi-chain interoperability protocol. This allows Astar to leverage the security and scalability provided by Polkadot while also enabling seamless integration with other blockchains in the Polkadot ecosystem.

Astar's design revolves around the concept of parallel processing. It employs a sharded architecture, where transactions are processed in parallel across multiple shards or sub-chains. This approach enhances scalability and throughput, enabling Astar to handle a large number of transactions simultaneously.

Furthermore, Astar utilizes a hybrid consensus mechanism called "Pure Proof of Stake" (PPoS). This consensus algorithm combines the benefits of Proof of Stake (PoS) with additional security measures. PPoS ensures the network's security by incentivizing token holders to participate in block validation and governance.

By leveraging the Substrate framework and the Polkadot network, Astar aims to provide developers with a flexible and scalable platform to build decentralized applications. Its use of sharded architecture and PPoS consensus mechanism enables Astar to achieve high performance while maintaining security and decentralization. Developers can utilize Astar to create a wide range of blockchain applications, spanning from DeFi protocols to NFT marketplaces, among others.

What are the benefits of Astar?

Astar is a blockchain platform that offers several benefits compared to its direct competitors. One of the key advantages of Astar is its high scalability. It uses a unique architecture that allows for faster transaction processing and ensures that the network remains efficient even during peak usage.

Another benefit of Astar is its interoperability. It is designed to be compatible with other blockchain networks, allowing for seamless communication and data transfer between different platforms. This interoperability enhances the overall connectivity of the ecosystem and provides users with more opportunities to leverage Astar's capabilities.

Furthermore, Astar prioritizes security and decentralization. It employs robust consensus mechanisms and state-of-the-art cryptographic protocols to safeguard data and transactions on the network. The platform also ensures decentralization by allowing multiple nodes to participate in the consensus process, thus reducing the risk of a single point of failure.

When compared to its direct competitors, Astar stands out with its focus on usability. The platform offers a user-friendly interface and provides developers with easy-to-use tools and resources to build decentralized applications (dApps). This accessibility attracts both seasoned developers and blockchain newcomers, enabling widespread adoption of the platform.

Overall, Astar provides enhanced scalability, interoperability, security, decentralization, and usability compared to its direct competitors. These advantages make it a compelling choice for individuals and businesses seeking to leverage blockchain technology for various applications.

What is Astar used for?

Astar is a blockchain platform built on top of the Polkadot network. It aims to provide infrastructure for building decentralized applications (dApps) and enabling cross-chain interoperability. Astar offers various features and services that contribute to the growth of the blockchain ecosystem.

Common use cases for Astar include:

1. Decentralized Finance (DeFi): Astar provides the infrastructure for creating and running DeFi protocols, such as lending, borrowing, and decentralized exchanges. It enables users to access decentralized financial services in a trustless and secure manner.

2. NFT Marketplaces: Astar supports the development of NFT (Non-Fungible Token) marketplaces, where individuals can buy, sell, and trade unique digital assets. These marketplaces offer opportunities for artists, creators, and collectors to engage in the digital art and collectibles space.

3. Cross-Chain Interoperability: Astar aims to solve the problem of blockchain fragmentation by enabling seamless communication and value transfer between different blockchain networks. This allows assets and data to flow freely across chains, unlocking new possibilities for innovation and collaboration.

One specific case where Astar can be utilized is in the creation of decentralized data marketplaces. Data is becoming increasingly valuable in today's digital age, and with Astar's infrastructure, developers can build platforms where individuals can securely and transparently monetize and exchange their data. This can empower individuals to have more control over their data and enable the development of new data-driven applications and services.

In conclusion, Astar provides a robust blockchain platform with features like DeFi, NFT marketplaces, and cross-chain interoperability. One specific case where Astar can be applied is in creating decentralized data marketplaces, contributing to the growing importance of data in the digital economy.

What is DIA's Astar API?

DIA's Astar API is a powerful tool that provides real-time price feeds for various crypto assets. These price feeds are constructed by sourcing raw data from over 85 on-chain and off-chain cryptocurrency and NFT exchanges, ensuring accurate and comprehensive information. Unlike other web3 data providers, DIA offers both free API endpoints for developers to test and fully customizable custom feeds.

The free API endpoints, available on the asset's detail page in the DIA App, are provided in a standardized format and serve informational purposes. They offer a convenient way for developers to experiment and familiarize themselves with DIA's data. However, the true value lies in DIA's custom feeds.

When users require a custom configuration for a feed, DIA goes above and beyond by building a dedicated API price feed tailored to their specific needs. These custom feeds offer flexibility in terms of sources, methodologies, update mechanisms, and more. To request a custom feed, users can reach out to DIA via Discord or Telegram.

DIA's API opens up a multitude of use cases across the blockchain ecosystem. In the DeFi space, the price information from DIA's APIs can be utilized in derivatives, options and futures markets, lending and borrowing platforms, collateralized stablecoins, synthetic asset issuance, money markets, and more. Additionally, in the emerging NFTfi sector, DIA's API can support peer-to-pool NFT lending and borrowing, on-chain NFT derivatives, NFT renting, NFT fractionalization, and other exciting applications.

In summary, while DIA provides free API endpoints for testing purposes, the true power and value lie in the customization options offered by their dedicated API price feeds. These custom feeds cater to the unique requirements of users and empower them to build innovative and reliable applications in the blockchain ecosystem.

What is DIA's Astar price oracle?

DIA's Astar price oracle is a powerful tool that provides real-time price feeds for a wide range of crypto assets. With integration into over 35 layer 1 and layer 2 networks, DIA can deploy its price oracles across multiple blockchains. This means that users can access accurate and up-to-date price data for various cryptocurrencies and NFTs.

What sets DIA's price oracles apart is their extensive data sourcing mechanism. DIA collects raw data from more than 85 cryptocurrency and NFT exchanges, both on-chain and off-chain, incorporating billions of individual trades. This ensures that their price feeds are reliable and comprehensive, enabling users to make informed decisions.

While DIA offers demo oracles for developers to test, these are solely for experimental purposes and not suitable for production applications. However, users can request custom price oracle data feeds from DIA. These custom oracles can be tailored according to specific requirements, allowing users to define their preferred sources, methodologies, update mechanisms, and more.

The applications for DIA's price oracles are vast within the blockchain ecosystem. They can be utilized in various DeFi scenarios, including derivatives, options and futures, lending and borrowing markets, collateralized stablecoins, synthetic asset issuance, money markets, and more. Furthermore, in the emerging NFTfi sector, DIA's price oracles can support peer-to-pool NFT lending and borrowing, on-chain NFT derivatives, NFT renting, fractionalization, and other use cases.

In the world of blockchain, an oracle refers to an external information provider that supplies verified data to smart contracts. These oracles bridge the gap between the data available on the blockchain and real-world information, allowing smart contracts to interact with real-time data and make informed decisions.

To request a custom feed from DIA or learn more about their oracles, users can reach out to them via Discord or Telegram. DIA's custom oracles offer enhanced flexibility and customization options, making them a valuable resource for users seeking tailored price data solutions.

Why use DIA's ASTR API & price oracle?

DIA's ASTR API and ASTR Price Oracle offer several benefits for users in the blockchain ecosystem. These technologies provide access to accurate and reliable price data for cryptocurrencies and NFTs. One key advantage of using DIA's API or Price Oracle is the high level of customization available. Users can tailor each oracle and API endpoint to meet the specific needs of their decentralised applications.

This customization includes configuring the data sources that make up the feed, applying data cleaning filters and pricing methodologies, and determining the frequency of updates. By allowing users to customize the feed, DIA ensures that the data and oracle remain robust and resilient to market conditions. It also provides global market prices as well as specific individual or cross-chain market prices.

Another major benefit of using DIA's API and Oracle feeds is the transparency they offer. DIA provides full and granular transparency throughout the entire data journey. Users can effectively track and monitor the oracle and API feeds, thanks to the provided tracking and monitoring tools.

In summary, the benefits of using DIA's ASTR API and ASTR Price Oracle include customizable features that cater to individual requirements, robustness and resilience to market conditions, and transparent data journey with tracking and monitoring tools. These benefits enhance the overall user experience and enable the seamless integration of cryptocurrencies and NFTs into decentralised applications.

Why use DIA data feeds and oracles?

DIA provides full insight on the oracle’s data journey as well monitoring tools to track feeds in real-time.
Oracles can be tailored to any use case in terms of data sources, methodologies and update mechanisms and much more.
Broadest coverage
DIA provides price oracles for 3,000+ cryptocurrencies: from blue-chip tokens to long-tail assets.