Chroma (CHR) API and Price Oracle

Chroma API Logo


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
Get a custom Chroma price oracle or API endpoint

DIA Oracle Builder [BETA]
Create and manage price oracles autonomously
  • Autonomously deploy oracles under 3 minutes
  • Select data sources, methodology & update triggers
  • Easily fund, edit and delete oracles
  • Management and monitoring dashboard
  • Available in 3 testnet chains
build your oracle
Request custom oracle
Request a fully tailored price oracle implementation
  • Autonomously deploy oracles under 3 minutes
  • Tailored oracles for any individual needs
  • Editable, updatable oracles
  • Real-time gas balance notifications
  • Available in 35+ chains
Start request process
Token information

What is Chroma (CHR)?

Chroma (CHR) is a blockchain project that aims to bridge the gap between traditional finance and decentralized finance (DeFi). It offers a user-friendly platform for creating and managing synthetic assets, allowing users to gain exposure to real-world assets in the crypto space. Chroma was founded by Minh Chu, and the project was launched in 2020 by ChromaWay, a company focused on blockchain-based solutions. The name "Chroma" refers to the concept of blending and creating new colors, symbolizing the project's goal of innovative financial solutions.

How does Chroma work?

Chroma is a decentralized finance (DeFi) platform that operates on the Ethereum blockchain. It leverages the power of blockchain technology and smart contracts to provide various financial services, such as lending, borrowing, and trading, in a trustless and transparent manner.

The underlying technology behind Chroma is Ethereum, one of the most popular and widely used blockchains in the world. By utilizing Ethereum's robust infrastructure, Chroma is able to benefit from its security, scalability, and decentralized nature.

Chroma's functioning involves several key components. Firstly, users can deposit their assets into liquidity pools, where they are pooled together with other users' assets. These pools form the basis for various DeFi services offered by Chroma.

Once assets are deposited, users can then engage in lending and borrowing activities. Using smart contracts, Chroma enables users to lend their assets and earn interest, or borrow assets by providing collateral. These transactions are executed automatically and securely on the blockchain, eliminating the need for intermediaries.

Furthermore, Chroma also facilitates decentralized trading through its automated market maker (AMM) protocol. This allows users to trade their assets directly from the liquidity pools, without relying on centralized exchanges.

Overall, Chroma's decentralized nature, powered by Ethereum, ensures that users can access a range of financial services in a secure, transparent, and efficient manner. Its reliance on smart contracts and blockchain technology minimizes counterparty risk, making it an attractive platform for DeFi enthusiasts.

What are the benefits of Chroma?

Chroma is a blockchain platform that offers several benefits compared to its direct competitors.

One of the key advantages of Chroma is its scalability. Unlike some other blockchain platforms, Chroma has been designed with scalability in mind, allowing it to handle a higher volume of transactions efficiently. This makes it an ideal choice for applications that require fast processing times and high throughput.

Another benefit of Chroma is its interoperability. It seamlessly integrates with other blockchain networks, allowing users to easily interact with different decentralized applications (DApps) and transfer assets across different platforms. This interoperability is a significant advantage over its direct competitors, as it enables greater flexibility and connectivity within the blockchain ecosystem.

Chroma also offers enhanced privacy features. It utilizes zero-knowledge proofs and secure multi-party computation, ensuring that sensitive data remains private and confidential. This is particularly important for applications that deal with sensitive information or require privacy guarantees.

Furthermore, Chroma provides robust security measures. It utilizes a consensus mechanism called Proof-of-Formulation, which enhances security and prevents malicious attacks. This strong security framework is an important consideration for users who prioritize the safety and integrity of their transactions and data.

Overall, Chroma's benefits, including scalability, interoperability, privacy features, and enhanced security, position it favorably against its direct competitors. It offers a comprehensive solution for building decentralized applications and facilitates seamless integration with other blockchain networks, making it a compelling choice for developers and users alike.

What is Chroma used for?

Chroma is a blockchain platform that is primarily used for launching and managing decentralized applications (DApps) and sidechains. It aims to provide developers with a scalable and secure environment for building and deploying their own blockchain applications.

One of the common use cases for Chroma is creating private or consortium chains. These chains allow organizations to have control over who can participate in the network and access the data. This is especially useful for industries that require strict privacy and confidentiality, such as finance or healthcare.

Another common use case is interoperability. Chroma enables different blockchain networks to communicate and share data with each other. This helps to overcome the limitations of individual blockchains, allowing for seamless transfer of assets and information between different chains.

One specific case where Chroma can be particularly useful is in supply chain management. By utilizing Chroma's sidechains and smart contracts, businesses can track and verify the entire lifecycle of a product, from raw materials to the end consumer. This improves transparency, reduces fraud, and ensures compliance with regulations. Additionally, the immutable nature of blockchain technology ensures that the recorded data is tamper-proof and can be audited at any time.

In summary, Chroma serves as a versatile platform for building and managing decentralized applications and sidechains. Its capabilities include creating private and consortium chains, facilitating interoperability between blockchains, and enabling secure supply chain management, among other use cases.

What is DIA's Chroma API?

DIA's Chroma API is a powerful tool that provides real-time price feeds for crypto assets. These price feeds are constructed using raw data from over 85 on-chain and off-chain cryptocurrency and NFT exchanges, making them highly accurate and reliable. What sets DIA apart from other web3 data providers is their ability to deliver data that others cannot.

While DIA does offer free API endpoints for developers to test, their custom feeds are where the real value lies. These custom feeds can be tailored in terms of sources, methodologies, update mechanisms, and more. This means that users can have complete control over the data they receive, ensuring that it meets their specific needs.

To request a custom feed, users can get in touch with DIA through Discord or Telegram. DIA's team will work closely with users to build a dedicated API price feed that aligns with their requirements.

The use cases for DIA's API are vast and varied. In the DeFi space, the price information from DIA's APIs can be used for derivatives, options and futures, lending and borrowing markets, collateralized stablecoins, synthetic asset issuance, money markets, and much more. In the NFTfi sector, the API can be utilized for peer-to-pool NFT lending and borrowing, on-chain NFT derivatives, NFT renting, NFT fractionalization, and more.

In summary, DIA's Chroma API offers both free and custom feeds to cater to the diverse needs of developers. While the free feeds serve as a starting point for testing, the custom feeds offer enhanced flexibility and customization options. With DIA's API, users can access accurate and reliable price data to power their blockchain applications.

(Note: An API, or Application Programming Interface, is a set of rules and protocols that allows different software applications to communicate and interact with each other. In the case of DIA's Chroma API, it enables developers to access and utilize the price feeds provided by DIA in their own applications.)

What is DIA's Chroma price oracle?

DIA's Chroma price oracle is a smart contract that offers real-time price feeds for various crypto assets. Unlike other web3 data providers, DIA stands out by integrating with over 35 layer 1 and layer 2 networks, allowing them to deploy price oracles in multiple blockchains. These oracles are constructed by aggregating data from more than 85 on-chain and off-chain cryptocurrency and NFT exchanges, enabling DIA to provide comprehensive and accurate price information.

While DIA offers free demo oracles for developers to test, these are strictly for testing purposes and cannot be used in production applications. However, DIA offers the flexibility to create custom price feed oracles tailored to specific needs. Custom oracles can be customized in terms of sources, methodologies, update mechanisms, and more.

To request a custom feed, users can reach out to DIA through their Discord or Telegram channels. DIA's custom oracles are particularly valuable as they provide users with the ability to obtain price data tailored to their specific requirements.

Blockchain oracles, in general, refer to external information providers that supply verified data from outside the blockchain to smart contracts. These oracles act as intermediaries, ensuring that smart contracts have access to accurate real-world data, such as price feeds, to execute their intended functions.

DIA's custom oracles offer significant utility for users, allowing them to access precise and tailored price data to power various applications across the blockchain ecosystem. Whether it's derivatives, lending markets, stablecoin collateralization, NFT lending, or fractionalization, DIA's custom price oracles can facilitate a wide range of DeFi and NFTfi use cases. For more information and documentation on DIA's oracles, interested individuals can refer to DIA's official website.

Why use DIA's CHR API & price oracle?

DIA's CHR API and CHR Price Oracle offer a range of benefits for users in the blockchain ecosystem. With DIA's technology, users can access accurate and reliable price data for cryptocurrencies and NFTs. The main advantage of using DIA's API or Price Oracle for the cryptocurrency in question is the high level of customization available.

Each oracle and API endpoint can be tailored to suit the specific needs of decentralized applications. This includes configuration settings such as the data sources that make up the feed, the data cleaning filters and pricing methodologies applied to determine the price points, and the update mechanisms and frequency of the final feed. This customization ensures that the data and oracle remain robust and resilient to market conditions, providing global market as well as specific individual or cross-chain market prices.

Furthermore, DIA's API and oracles offer a high level of transparency. Users can expect full and granular transparency across the entire data journey. DIA also provides various tracking and monitoring tools to closely monitor its oracle and API feeds.

In summary, using DIA's CHR API and CHR Price Oracle provides users with accurate, customizable, and transparent price data for cryptocurrencies and NFTs. Whether it's tailoring the oracle to unique market conditions or closely tracking the data journey, DIA's technology offers a comprehensive solution for users in the blockchain ecosystem.

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.