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    Blog Nav Post
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    Data Archive
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    Danksharding
    Restaking
    Erc4337
    Validators
    ETHDenver
    Mempool
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    Blocknative
    Transaction Simulation
    Polygon
    Press Release
    EIP-1559
    Beyond Chainsplaining
  • Ethereum
    Ethernow Transaction Explorer Now Supports the Sepolia Testnet

    Introducing the Ethernow Sepolia Testnet Transaction Explorer The Ethernow Transaction Explorer has expanded its capabilities to the Sepolia testnet, providing developers with a powerful tools to interact with Ethereum's test environment. It is ...
  • Gas
    Blobsplaining Part 2: Lessons From The First EIP-4844 Congestion Event

    We recently witnessed the first network congestion event post-Dencun with the blobscription craze, giving us some insights into how the network may operate during crisis events.
  • Web3 Onboard
    Announcing Degen Support in Web3 Onboard

    Exciting news for the Degen community! We are thrilled to announce that Web3 Onboard has enabled native support of the Degen chain. This new integration enables Degen developers to leverage Web3Onboard's user-friendly and secure onboarding ...
  • Blockchain Gas
    Blobsplaining: The Blob Gas Market Explained

    Ethereum successfully navigated the Dencun hardfork ushering in the era of blobs. At its core, blobs are a scalability path for the Ethereum network allowing Layer 2s (“L2”), mainly rollups, to post their batch data as blobdata using a new ...
  • Ethereum Research
    EIP-4844, Blobs, and Blob Gas: What you need to know

    With the upcoming Dencun upgrade, Ethereum will adopt EIP-4844, commonly called proto-danksharding. This upgrade introduces type-3 transactions, bringing new opportunities and new complexity for Layer 2 networks to optimize how they settle to the ...
  • Ethereum Featured Blog Nav Post
    Introducing Ethernow: Real-Time Observability for Ethereum

    On-chain data tells you what has happened. Pre-chain data tells you why it is happening. For anyone who has ever felt transaction anxiety, scratched their head over unexpected slippage, or realized they have been rekt by a MEV bot, visibility into ...
  • MEV Block Building
    Private Transaction Observability Challenges: A Practical Case Study on Order Flow Auctions

    The prevalence of private transactions has seen a remarkable uptick, soaring from less than 5% to over 15% since the merge (view the real-time percentage of private vs public transactions per block here).
  • Blog Nav Post Research Data Archive
    Mempool Archive Quickstart: How to use Blocknative's historical Ethereum mempool data to analyze private transactions, MEV, and OFAs

    Blocknative offers the most exhaustive historical archive of Ethereum's mempool transaction events, encompassing >15 TB with over 5 billion transactions since November 2019. The dataset comprises 27 detailed data fields such as gas details, input ...
  • Ethereum The Merge
    Lessons Earned One Year Post-Merge: Unraveling PBS and its effect on MEV, Block Building, and the Ethereum Network

    The success of The Merge and the subsequent Shapella hard-fork showcased Ethereum's ability to smoothly ship significant network upgrades. However, this transition was not without its challenges and learning curves. Over the past year, Ethereum’s ...
  • MEV Blog Nav Post
    The False Narrative of MEV Protection: How Private Transactions Can Result in a Poorer Settlement Than Sending Publicly

    Private transactions have taken off across the Ethereum ecosystem. In the graph below you can see that private transactions have been steadily growing post-Merge from ~5% to nearly 15% of all smart contract interactions today, with a large jump ...
  • Danksharding
    The Path to Ethereum Scalability with Proto-Danksharding

    In order to onboard the next billion users to Ethereum, we need to meet them where they already are. To achieve this, scalability is of paramount importance. Currently, Ethereum is limited to 15 transactions per second (~55 if we consider L2 ...
  • Restaking
    Understanding Ethereum Restaking and EigenLayer

    The risks and rewards of extending ethereum's security to other chains Ethereum restaking has quickly taken the spotlight as the next big advancement in blockchain security and programability. But what exactly is restaking?
  • MEV Blog Nav Post
    Blocknative Announces Transaction Boost: A Tool for MEV Protection while Preserving Transaction Observability

    Remotely, August 23, 2023 - Blocknative launches Transaction Boost, an MEV protection aggregator that protects privacy while providing real-time status updates. Now, users don’t have to sacrifice observability and transparency to protect themselves ...
  • MEV
    Anatomy of a Slot: The tumultuous 12 seconds during Ethereum slots

    Transitioning Ethereum to proof-of-stake changed how transactions ultimately land on-chain. Like clockwork, every 12 seconds a validator has the opportunity to add a block to the beacon chain. But this process isn’t necessarily straightforward. And ...
  • Ethereum
    Decoding Ethereum Smart Contract Events using ABIs

    Application Binary Interfaces, or ABIs, are an integral part of how Ethereum smart contracts interact with the outside world. Without a smart contract’s ABI, a dapp or another smart contract has no way of knowing how to format calls to a contract or ...
  • Erc4337
    EthCC: Understanding ERC-4337—How it works and exploring unknowns

    This timely talk covers ERC-4337, new transaction flows, MEV implications and a 4337 mental model. From a new intent layer to alt-mempools, to Paymasters, and to Bundlers, Blocknative CEO and Co-founder Matt Cutler dives into 4337 and explores its ...
  • MEV
    The Number of Private Transactions on Ethereum Doubles in Last Quarter

    This quarter, private transactions—meaning transactions that bypassed the public mempool—made up 9.6% of all smart contract transactions on Ethereum. That’s nearly 1 out of every 10 transactions!
  • Ethereum
    How to Get Ethereum Transaction Notifications in Slack and Discord with Webhooks

    Anyone doing transactions on Ethereum is familiar with a certain level of transaction anxiety. The complexity and mutability of the pre-chain layer creates uncertainty about transaction settlement—transactions get stuck or dropped, need canceling or ...
  • Ethereum
    Missed slots caused by gossip issues on consensus layer: Addressing late block reorgs on Ethereum

    On April 15th, 2023, Blocknative’s internal MEV-relay alerting system began picking up an unusual pattern of missed slots. Upon further inspection, we found that these missed slots occurred due to unusual late block (proposer) reorgs. The reorgs ...
  • Ethereum
    How GossipSub Overlays Empower Ethereum's Consensus Layer

    Peer-to-peer networks are characterized by the large-scale broadcast of messages between nodes. Efficient broadcast is therefore essential for maintaining the integrity and performance of decentralized networks like Ethereum. Ethereum’s Beacon ...
  • Ethereum
    Understanding Attestation Committees, Aggregation, and Slot Inclusion on Ethereum

    In Ethereum's proof-of-stake (PoS) consensus mechanism, the process of attestation plays a crucial role in ensuring the integrity and security of the network. With the rush of new validators and node operators entering the ecosystem since The Merge, ...
  • Ethereum
    What are P2P Overlays on Ethereum

    In Ethereum's decentralized ecosystem, peer-to-peer (P2P) overlays play a critical role in facilitating communication and maintaining the integrity of the network. However, it is essential to distinguish between P2P overlays on the consensus layer ...
  • MEV
    MEV Protection: How to avoid front-running and sandwiching bots

    Listen to this post: In the world of DeFi, transaction anxiety is a genuine concern—particularly when it involves high-value transactions. Many traders have experienced the unsettling feeling of uncertainty as they await the settlement of their ...
  • MEV
    Exploring Order Flow Auctions (OFAs), MEV, and the Fair Distribution of Economic Opportunities

    Listen to this post: Order Flow Auctions (OFAs) are quickly gaining popularity in the Ethereum ecosystem. These systems are designed to help end users benefit from the economic opportunities their transactions create for others in MEV (Maximal ...
  • MEV
    What is MEV Sandwiching?

    Listen to this post: Sandwiching represents a single category under the overarching classification of Maximal Extracted Value (MEV)—the value derived from transaction inclusion and ordering. This value is not only lucrative for the MEV searcher, but ...
  • MEV
    The Economics of MEV - Bell Curve Podcast Recap

    This episode of Bell Curve features a discussion between Hasu and Blocknative CEO and co-founder Matt Cutler around the MEV supply chain, the economics of relays and builders, and the potential impact of account abstraction on the Ethereum ecosystem.
  • MEV
    The Future of MEV: Smoothing vs Burning vs Sharing

    Listen to this post: Your browser does not support the audio element. Since the explosion of DeFi in the summer of 2020, MEV (Maximal Extractable Value) has continued to grow as a force in the Ethereum ecosystem. Toxic forms of MEV—such as ...
  • MEV
    Latency Wars: The Constant Fight for Lower Latency

    The faster you receive data, the faster you can act... and the better your edge. From the early days of Wall Street to high-frequency trading plus other historical examples, we can learn from the past. Hundreds of millions have been spent on network ...
  • Validators
    Crypto taxes: an advanced look for validators, stakers and investors

    In preparation for crypto tax season, Blocknative CMO John Jefferies sat down with Pat White, the CEO of crypto accounting firm Bitwave, to take a deep dive on the latest on everything validators, stakers, MEV searchers, and crypto traders need to ...
  • Validators
    Preparing for Shanghai + Capella (Shapella): What Validators Need to Know

    TL;DR: It is necessary for ALL validators to upgrade their clients with the latest versions. See the “Upgrading Your Clients” section for relevant links. Some validators will also need to assign a withdrawal address. See the “Withdrawal Addresses” ...
  • MEV
    Understanding the 4337 MEV Supply Chain

    I recently published a breakdown of how the adoption of ERC-4337 will impact the current MEV supply chain on Ethereum. If you are interested in diving deeper into the world of ERC-4337 and MEV, you can read the full post on HackMD.
  • Web3 Onboard
    Metamask Won't Connect? Best Practices for Web3 Wallet Troubleshooting

    Where Is My Web3 Wallet?! Have you ever had funds in a browser wallet like MetaMask, Trust, Coinbase Wallet, etc, gone to connect to a dapp, then seen that either the address or balance is wrong or, worse yet, you fail to see your wallet as an ...
  • Ethereum Erc4337
    Introductory Guide to Account Abstraction (ERC-4337)

    It’s easy to understand why the concept of Account Abstraction has enveloped the Ethereum community since the release of ERC-4337. It promises a whole new, easier way to interact with the Ethereum ecosystem. Losing your private keys will not ...
  • Validators
    A Guide to Ethereum Liquid Staking

    With the Shanghai upgrade for Ethereum set to take place in April, the ability to withdraw staked ETH will also become available. As the upgrade approaches, interest in liquid staking protocols has risen, with many community members wanting to know ...
  • ETHDenver MEV Block Building
    Blocknative CEO Matt Cutler: Block Building & MEV @ ETHDenver

    The following video is a recording of Blocknative CEO Matt Cutler's discussion at ETHDenver 2023 regarding the current state of block building and MEV on Ethereum.
  • ETHDenver
    ETHDenver Day 3 - Blocknative Daily Dispatch

    The Blocknative team is live at ETHDenver to meet with BUIDLers and the community at large. We’re soaking in all the discussions and will be highlighting a few of our favorite presentations from each day. Be sure to check back tomorrow for a new ...
  • ETHDenver
    ETHDenver Day 2 - Blocknative Daily Dispatch

    The Blocknative team is live at ETHDenver to meet with BUIDLers and the community at large. We’re soaking in all the discussions and will be highlighting a few of our favorite presentations from each day. Be sure to check back tomorrow for a new ...
  • ETHDenver
    ETHDenver Day 1 - Blocknative Daily Dispatch

    The Blocknative team is live at ETHDenver to meet with BUIDLers and the community at large. We’re soaking in all the discussions and will be highlighting a few of our favorite presentations from each day. Be sure to check back tomorrow for a new ...
  • Ethereum Block Building Validators
    A Guide to Ethereum's Post-Merge Dashboards

    Pre-Merge insights into the proto-PBS ecosystem was opaque and limited. Since The Merge and the implementation of proto-PBS via MEV-Boost a vibrant and open ecosystem has emerged. With that a plethora of dashboards built by the community have ...
  • Validators
    How Validators Can Maximize Ethereum Block Rewards

    Block rewards are the ultimate prize for any Ethereum staker. Whether or not a validator secures them can make or break the ROI on an ETH staking operation as block rewards tend to make up over 90% of the ~5% APR for stakers.
  • Ethereum The Merge
    Understanding the Ethereum Development Roadmap

    Ethereum developers successfully shipped The Merge on September 15, 2022. Outside observers may consider The Merge a sort of “final destination” for the network. However, members of the Ethereum community understand The Merge as more of an “end to ...
  • MEV Block Building
    Blocknative Introduces Transaction Bundle Send, Cancellation, and Replacement Support in its Block Builder

    San Francisco, CA; Feb 1, 2023
  • Ethereum The Merge Validators
    Can You Withdraw Staked ETH?

    Now that The Merge is complete, the Ethereum community is turning its attention to the next big upgrade, Shanghai. This network upgrade has taken over a year of planning and will add the finishing touch to Ethereum’s Proof-of-Stake system: EIP-4895 ...
  • Ethereum Validators
    The Importance of Client Diversity on Ethereum

    Listen to this post: Your browser does not support the audio element. TL;DR: Decentralized networks rely on nodes running a diversity of open standards and applications including peer-to-peer networking protocols, consensus algorithms, APIs, and ...
  • MEV Block Building
    MEV Bundle Failure: Troubleshooting Why Your Bundle Didn’t End Up On-Chain

    Opportunities for extracting MEV have exploded as DeFi has transformed into a multi-billion dollar industry. This has led to an increasing number of web3 participants turning to MEV searching as a potentially lucrative exercise.
  • Mempool Trading MEV
    How to Use Blocknative to Leverage MEV Strategies & Get Bundles On-Chain

    January 2023 Update: If you are an MEV searcher, Blocknative now offers an MEV bundle RPC endpoint. Searchers can interact with the RPC endpoint at https://api.blocknative.com/v1/auction. The API provides JSON-RPC methods for interfacing with ...
  • Ethereum MEV
    Beginner’s Guide to an MEV Bot: Creating an Arbitrage Bot on Ethereum Mainnet

    January 2023 Update: If you are an MEV searcher, Blocknative now offers an MEV bundle RPC endpoint. Searchers can interact with the RPC endpoint at https://api.blocknative.com/v1/auction. The API provides JSON-RPC methods for interfacing with ...
  • Validators
    The Pros and Cons of Connecting your Validator to Multiple MEV-Boost Relays

    MEV-Boost relays bridge the gap between block builders and block proposers (validators). Eventually, these relays will disappear as block builders formally become incorporated into Ethereum's protocol through Proposer/Builder Separation. However, ...
  • Blocknative
    Blocknative Wrapped: 2022 Block Building Year-End Wrap-Up

    TL;DR: infrastructure matters. Always be optimizing.
  • Blocknative Block Building
    Blocknative Raises $15M from Blockchain Capital, Foundry Group, and Others to Build Blocks for Ethereum

    San Francisco, CA; December 15, 2022
  • MEV
    The Fundamentals of Cross-Chain MEV

    Web3 is increasingly multi-chain and that comes with implications for everything from data transfer, to security, to, of course, MEV. As more DEXs increase their total value locked (TVL) on multiple chains, liquidity pools of the same asset pairs ...
  • Transaction Simulation Web3 Onboard
    Transact With Confidence: Web3 Onboard Now Supports Transaction Preview for Dapps

    Dapps can now integrate Transaction Preview into Web3 Onboard to allow users to simulate their transactions and preview the expected net-balance changes before authorizing them.
  • MEV
    Ramifications of MEV in Proof-of-Stake: What’s Next?

    Post-Merge, all eyes in the Ethereum ecosystem have been on the pre-chain layer. MEV, Proposer/Builder Separation, MEV-Boost relays, and block building have all been hot topics at every Ethereum event.
  • Ethereum The Merge Validators
    Understanding Ethereum Validators & Staking

    Now that the Ethereum Merge is complete, staking Ethereum represents the most important action a user can take toward maintaining the health and security of the network. Users anywhere in the world with any balance of ETH can participate in network ...
  • MEV
    What is MEV?

    MEV (Maximal Extractable Value) is one of the most misunderstood concepts in web3. While it may seem simple at first, there are layers of complexity underlying how it works, the actors that are involved, and how to classify the different varieties.
  • Ethereum Block Building Validators
    Is the Block Building Market Doomed to Monopoly?

    PART I Thoughts on Relay diversity and neutrality The Ethereum network is a manifestation of software and infrastructure, as well as people’s commitment to develop, maintain and run it. Doing so comes at a human, energy and dollar cost currently ...
  • Ethereum Block Building Validators
    What is Proposer/Builder Separation on Ethereum?

    While the Ethereum Merge was significant due to introducing Proof-of-Stake, there was another major shift made possible by the upgrade that is worth highlighting. The Merge allowed the network to take its first step toward a new protocol feature ...
  • Ethereum Block Building Validators
    Ethereum Validator Setup Guide

    Building an Ethereum Validator From Scratch Ethereum has moved from proof of work to proof of stake! Most tend to think that this means the end of mining. I like to say to colleagues “PoW Mining is dead! Long live PoS mining!”. While the nature of ...
  • Ethereum Validators
    A Staker's Guide to Ethereum Slashing & Other Penalties

    Now that The Merge is complete, miners are out and validators are in. Instead of needing a powerful mining rig to participate in network governance and earn block rewards, all that’s needed to activate your own validator is 32 ETH to stake and three ...
  • Ethereum Blocknative Gas
    Announcing the Blocknative Embeddable Gas Fee Widget

    The Blocknative Ethereum gas estimator and browser extension are some of our most popular products. Today, we're happy to announce that there is now a new way to keep track of web3's most accurate next block gas prediction: The Blocknative ...
  • Ethereum MEV Block Building
    MEV-Boost & the Blocknative Relay Earn MEV Rewards

    The Ethereum Merge was about more than moving the network to Proof-of-Stake. The upgrade also introduced the concept of Proposer/Builder Separation (PBS) to the network via an open-source protocol “sidecar” called MEV-Boost.
  • Ethereum Block Building The Merge
    Blocknative MEV Relay Launches to Provide Trusted Block Transport

    San Francisco, CA; September 14, 2022
  • Ethereum Gas The Merge
    The Roadmap for ETH Gas Fees After The Merge

    The Ethereum Merge is complete. It ushered in the era of Proof-of-Stake, laid the foundation for a more decentralized network, and introduced exciting new actors to the consensus mechanism like block builders and MEV relayers.
  • Web3 Onboard
    How to Create More Efficient Web3 Dapps with Web3 Onboard

    One of the goals of web3 is to make financial services more accessible to all. To achieve this, web3 developers need to ensure their dapps are optimized for all types of users. For example, many around the world still access the web through ...
  • Web3 Onboard
    Ethereum Developer Tooling for Creating Better Web3 Dapps

    Are you building a dapp and looking for an easy and reliable web3 developer tooling to add a connect wallet button, support multiple accounts, and push transaction notifications to your users? With Web3 Onboard’s Core package, any developer can ...
  • Blocknative Launches Transaction Distribution Network

    Note: Transaction Distribution Network has been discontinued as of March 31, 2023
  • Ethereum MEV
    MEV and Proof-of-Stake

    The Merge is complete, and it has revamped the economics of how Ethereum transactions are settled. Because MEV (maximal extractable value) is focused on the insertion of transactions (ordering, censorship, hijacking), this means there are profound ...
  • Ethereum Block Building Validators
    Ethereum Block Building

    The Merge is complete and it was the most significant and substantial upgrade Ethereum has experienced to date. The network made the transition to proof-of-stake (PoS), rewarding years of research and persistence by the community.
  • Ethereum Validators
    The Ethereum Merge: What It Means for the Network

    The Merge is complete as of September 15th. It represents one of the most significant upgrades in web3 history and a critical piece of the ongoing Ethereum roadmap.
  • Ethereum Gas
    Why Are ETH Gas Fees So High?

    Ethereum's high gas fees can often keep builders, traders, and users from completing the transactions that are important to them. It's no secret that during times of extreme mempool congestion, many users are pushed to the sidelines because they’re ...
  • Web3 Onboard
    Web3 Dapp Developer Guide: React Hooks for Ethereum

    Are you building a dapp and looking for an easy and reliable web3 developer tooling to add a connect wallet button, support multiple accounts, and push transaction notifications to your users? With Web3 Onboard’s react hook package, any developer ...
  • Web3 Onboard
    The Easy Way to Add Customizable, Real-time Transaction Notifications to Your Dapp with Web3 Onboard

    Reduce transaction anxiety and prepare for a multi-chain future Blocknative is excited to introduce real-time transaction notifications and customizable alerts for Web3 Onboard to help improve the developer experience and reduce user churn on your ...
  • Mempool
    Pre-Chain Archive: Backtest Strategies, Train Models, Replay Attacks, and Improve Your Protocol

    How to Access Pre-Chain Data Because public blockchains are just that—’public’—anyone can scroll back in time and find every transaction ever made. This is typically done through the use of a block explorer or you can spin up your own node and ...
  • Polygon Gas
    Web3's Most Accurate Polygon Gas Estimator

    Polygon gas fees have risen dramatically as the protocol continues to grow in popularity, causing the number of transactions competing for block space on the network to increase. As a result, it is not uncommon for the Polygon network to sometimes ...
  • Gas
    ETH Gas Price Alerts: Make Sure You Know When Fees Are Low

    Whether you’re a web3 developer, full-time trader, or a casual NFT collector, knowing when Ethereum gas fees are low can help save you real money. In this blog, we’ll show you how to set up an easy, real-time ETH gas fee tracker in your browser with ...
  • Transaction Simulation
    Understanding ETH Simulation Bundles and When to Use Them

    Blocknative recently added bundle support for simulating transactions on Ethereum Mainnet. This capability enables users to fully harness the power of the Ethereum mempool, our network of Ethereum nodes, and our existing decoding and transaction ...
  • Transaction Simulation
    Simulate Multiple Transactions with Bundle Support for Transaction Preview

    Blocknative Transaction Preview now supports bundling for simulating transactions on Ethereum Mainnet. Using Blocknative’s Transaction Preview API, users can simulate the outcome of two or more bundled transactions based on the current state of the ...
  • Gas
    Introducing Base Fee Prediction and Intelligent Max Fee Estimates

    Unparalleled Insight into ETH Gas Prices In Web3, having an accurate max fee is an important part of ensuring your transaction is picked up by miners. If you set a max fee less than the current base fee then your transaction will not be minable and ...
  • Ethereum Web3 Onboard
    An Introduction to the Web3 Transaction Lifecycle

    The Importance of Pre-Chain Data for a Confident Web3 Transaction Experience Web3 can be notoriously complicated, both for new and experienced crypto users alike. Usability continues to be a huge issue for the ecosystem, from friction in connecting ...
  • Web3 Onboard
    Web3-Onboard Now Supports Multi-Chain and Multi-Wallet Account Management on Dapps with Account Center

    Account Center is the first universal widget of its kind that allows Dapp developers to enable multiple wallet connections on a Dapp by leveraging Web3-Onboard’s custom UI to support leading hardware wallets, like Ledger and Trezor, on top of more ...
  • Press Release Web3 Onboard
    Blocknative Launches Web3-Onboard to Support Web3 Developers with Improved Data and UI for a Multi-Chain World

    Blocknative's upgraded Web3 real-time transaction monitoring toolkit enables developers to consistently access pre-chain data across multiple blockchains, providing developers with the missing link for a seamless user experience
  • Ethereum
    Top 10 Ethereum Transaction Errors and How to Prevent Them

    Blockchain technology gives users the freedom to transact in ways they’ve never been able to before. Rather than the rigid transactions expected in the formal financial world, Web3 offers users access to programmable transactions through smart ...
  • ETHDenver Ethereum Gas
    How Everything (and Nothing) Changes with Gas Fees: Blocknative ETHDenver 2022 Recap

    This year's ETHDenver was by far the largest ETH event to date with over 12,000 in-person attendees. While primarily designed as a hackathon, the main event weekend, February 17th-20th, featured talks and workshops by top blockchain influencers and ...
  • Blocknative
    Introducing Blocknative’s New Visual Identity

    Updated Branding Better Reflects Our Vision Blocknative is pleased to reveal our updated branding which includes a new logo, typeface, and color palette that is intended to reflect the future and momentum of the company as we take on a more critical ...
  • Ethereum Gas
    What is Ethereum Transaction Gas Limit?

    As more people dive into the world of non-fungible tokens (NFTs), Decentralized Finance (DeFi), and Web3, the need to understand the different parts of an Ethereum transaction becomes increasingly more important. This is especially true to ensure ...
  • Mempool Polygon
    Monitor the Polygon Mempool with Blocknative

    How developers and traders can create real-time transaction experiences on Polygon with Blocknative Polygon is a protocol and framework used for building and connecting Ethereum-compatible blockchain networks. Their Ethereum Virtual Machine ...
  • Transaction Simulation
    Transaction Preview — Real-Time Insights For Ethereum Mainnet

    Blocknative Transaction Simulations can be used to preview the outcome of potential transactions based on the current state of the blockchain. The introduction of Blocknative Transaction Preview expands our Ethereum Simulation capabilities beyond ...
  • Mempool Polygon
    Announcing Replacement Transaction Support For Polygon

    Today we are excited to launch support for replacement transactions — speed ups & cancels — for the Polygon Network. This enhances our initial real-time Polygon support and is immediately available to every ecosystem participant.
  • Web3 Onboard
    Announcing Fantom Support in Blocknative Onboard

    Blocknative created Onboard to free Dapp developers from managing wallet integrations and to guide users through transacting. Our actively supported open-source library is constantly improving, and today we are excited to announce that Onboard now ...
  • Blockchain Mempool Ethereum
    An Analysis of Ethereum Gas Prices and EIP-1559 Adoption

    How the London Hard Fork Has Impacted Ethereum Gas Fee Volatility tl;dr: the new Type 2 parameters should smooth out gas prices and lead to shorter wait times in the mempool. Ethereum transaction fees can be extremely volatile. Senders might have to ...
  • Blocknative
    Important Updates to Blocknative Account Plans

    Since launching our commercial plans, the crypto ecosystem has undergone transformational growth. This has driven the rapid adoption of our real-time mempool data infrastructure and suite of industry-leading solutions. Our team is proud to help ...
  • Blockchain Beyond Chainsplaining Mempool
    Beginner Basics of Crypto + Further Learning Resources

    I often receive requests for reading materials/learning resources from crypto-curious folks who want to dive deeper. Below is a curated list of recommended crypto 101 reading/listening/watching. Expect this to grow and change over time. Have ...
  • Mempool Ethereum EIP-1559
    A Definitive Guide to Ethereum EIP-1559 Gas Fee Calculations: Base Fee, Priority Fee, Max Fee

    When Ethereum upgraded its core gas-fee marketplace with EIP-1559, transactions moved from a first-price auction to a hybrid system involving base fees and tips. As we have previously covered, this introduced new levels of complexity for transacting ...
  • Mempool Polygon
    Gain Real-Time Insights Into the Polygon Mempool With Blocknative

    We are pleased to announce beta support for the Polygon Network across our core mempool data platform. Polygon is available via our API, SDK, Mempool Explorer, Notify, and Onboard. Now builders and traders can leverage Blocknative's proven real-time ...
  • Ethereum EIP-1559 Gas
    EIP-1559 Updates Across the Blocknative Mempool Data Platform

    Ethereum's core gas fee marketplace mechanism is set to be upgraded at approximately 5:00am PST on August 5, 2021 – when EIP-1559 goes live as part of the London Hard Fork at block 12,965,000. This will update how Ethereum transaction fees are ...
  • Mempool
    Announcing ENS Username Support in Blocknative Onboard

    Blocknative is pleased to announce it now supports Ethereum Name Service (ENS) names and records natively in Onboard — web3's most powerful connect wallet button. Now any Dapp that uses Onboard has the ability to get a user’s ENS name as well as any ...
  • Ethereum Gas
    ETH Gas 101: An Introduction to Ethereum Gas for Traders and Builders

    The principle behind Ether (ETH) gas is straightforward. For your transaction to become part of the Ethereum blockchain, you must pay gas fees to transact. And the amount of gas you must pay varies from block to block — depending upon mempool ...
  • Blocknative
    Blocknative raises $12 million to scale core transaction monitoring infrastructure

    Founded in 2018, Blocknative builds and operates critical infrastructure for monitoring and managing public blockchain transactions. Today, we are excited to announce that we have raised $12.0 million in new Series A financing, bringing our total ...
  • Web3 Onboard
    Onboard: Support for KeepKey Hardware Wallet

    Blocknative created Onboard to free Dapp developers from managing wallet integrations and to guide users through transacting. Our actively supported open-source library is constantly improving, and today we are excited to announce that Onboard now ...
  • Ethereum Gas
    Comparing Ethereum Gas Estimators: How Blocknative Gas Platform Stacks Up

    Gas impacts every Ethereum participant, and estimating a competitive gas price alongside market volatility is a complex task. This challenge is particularly evident under periods of extreme market volatility — such as Black Thursday in 2020 and the ...

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