![](https://tellor.io/wp-content/uploads/2024/05/zkSyncEra-600x403.png)
Tellor is now live on zkSync Era! About this deployment Tellor is a decentralized and permissionless oracle protocol that securely…
![](https://tellor.io/wp-content/uploads/2024/05/BobDeploy-600x403.png)
Tellor is now live on BOB! About this deployment Tellor is a decentralized and permissionless oracle protocol that securely brings…
![](https://tellor.io/wp-content/uploads/2024/05/ADR-intro-2-600x403.png)
Welcome to a pivotal moment in the evolution of oracles and the Tellor ecosystem. As we approach the first anniversary…
![](https://tellor.io/wp-content/uploads/2024/03/fraxtal-600x403.png)
Tellor is now live on Fraxtal! About this deployment Tellor is a decentralized and permissionless oracle protocol that securely brings…
![](https://tellor.io/wp-content/uploads/2024/03/PzkEVM-600x403.png)
Tellor is now live on Polygon zkEVM! About this deployment Tellor is a decentralized and permissionless oracle protocol that securely…
![](https://tellor.io/wp-content/uploads/2024/03/LineaDeployment-600x403.png)
Tellor is now live on Linea! About this deployment Tellor is a decentralized and permissionless oracle protocol that securely brings…
![](https://tellor.io/wp-content/uploads/2024/02/btcbalance-600x403.jpg)
TLDR: New functionality just dropped in the Tellor system enabling users to bridge balances from Bitcoin to any Tellor enabled…
![](https://tellor.io/wp-content/uploads/2024/02/bufficornSwoosh-600x403.jpg)
Tellor @ EthDenver 2024 Preview EthDenver stands not just as a mere convention and hackathon but as the ceremonial ribbon-cutting…
![](https://tellor.io/wp-content/uploads/2024/02/Mantle-Mainnet-announcement-600x403.jpg)
Tellor is now live on Mantle's mainnet & Goerli testnet! About this deployment Tellor is a decentralized and permissionless oracle…
![](https://tellor.io/wp-content/uploads/2024/01/BlueSwooshBiz-600x403.png)
If you’ve read Part 1 of our Best Practices series actions you learned how to properly integrate Tellor into your…
![](https://tellor.io/wp-content/uploads/2024/01/Best-Practices-600x403.png)
This is a two part series that is designed to guide you through the necessary preparations & processes for using…
![](https://tellor.io/wp-content/uploads/2023/12/2023YearInReview-600x403.png)
Overview 2023 kicked off with a bang! Riding on the wave of excitement from our late-2022 achievements, including the launch…
![](https://tellor.io/wp-content/uploads/2023/12/DALL·E-2023-12-14-14.50.57-In-the-style-of-1970s-fantasy-art-similar-to-the-Rankin-Bass-Hobbit-animation-create-an-image-of-an-old-wizard-sitting-on-high-observing-the-ever-c-600x403.png)
Liquid Staking Tokens: Understanding the Oracle Perspective in DeFi's Evolving Landscape Liquid staking tokens (LSTs) of Ethereum, like stETH (Lido's…
![](https://tellor.io/wp-content/uploads/2023/11/Gentleman1-600x403.png)
TLDR: Launched in 2019, it decentralizes the process of putting real world data on-chain Tellor is an immutable and fully…
![](https://tellor.io/wp-content/uploads/2023/10/MantaMain-600x403.png)
Tellor is now live on Manta Pacific Mainnet! Tellor is a decentralized and permissionless oracle protocol that uses staking and…
![](https://tellor.io/wp-content/uploads/2023/10/GasOptimizatoin-600x403.png)
We have deployed a new version of the oracle contract (TellorFlex) for gas optimization. As the previous oracle contracts…
![](https://tellor.io/wp-content/uploads/2023/09/featured-tellorLayer_illustration_w_texture-1-1-600x403.png)
Background Usage of the current Tellor protocol is expanding, with the system having demonstrated its security across various EVM networks.…
![](https://tellor.io/wp-content/uploads/2023/08/Defending-Tellor-600x403.png)
Tellor is a synergetic oracle protocol that is unique in the Ethereum Oracle space in the way that it enables…
![](https://tellor.io/wp-content/uploads/2023/08/DecentralizedDataSpecs-600x403.png)
The Tellor protocol stands out for its decentralized and permissionless design. Beyond decentralization, Tellor offers flexibility in allowing users to…
![](https://tellor.io/wp-content/uploads/2023/08/DVMguideHeader-600x403.png)
This is a step-by-step guide for installing and using the Disputable Values Monitor (DVM). The methods outlined here should work…
![](https://tellor.io/wp-content/uploads/2023/07/registry_sepolia-600x403.png)
Tellor is a flexible oracle protocol that allows anyone to define new data types, known as query types, to fit…
![](https://tellor.io/wp-content/uploads/2023/06/Update-600x403.png)
As we hit the mid-point of 2023, we find ourselves reflecting on what we’ve done and where we are. Those…
![](https://tellor.io/wp-content/uploads/2023/06/TipScannerHeader-600x403.png)
This is a step by step guide for how to use Tellor’s open-source tip claiming software: the timestamps-tip-scanner. Caution: Running…
![](https://tellor.io/wp-content/uploads/2023/06/autoTippingHeader-600x403.png)
This is a step by step guide for how to use Tellor’s open-source auto-tipper-bot to automate tipping strategies for using…
![](https://tellor.io/wp-content/uploads/2023/06/QueryTypes-600x403.png)
In this article, we'll look at how Tellor permissionlessly enables gasless governance, decentralized cross-chain communication, on-chain API calls and more,…
![](https://tellor.io/wp-content/uploads/2023/05/Tellor-Docs-1-600x403.png)
‘User Checklists’ have now been added to Tellor’s documentation! At Tellor, we pride ourselves on having created robust client software…
![](https://tellor.io/wp-content/uploads/2023/05/screenTutorialHeader-600x403.png)
This guide will help you learn to use Screen. Screen is a fantastic tool for keeping Tellor clients (and other…
![](https://tellor.io/wp-content/uploads/2023/05/python-install-header-600x403.png)
This is a step-by-step guide for installing Python3.9 and the python virtual environment manager: venv. The methods outlined here are…
![](https://tellor.io/wp-content/uploads/2023/05/EVMcall-600x403.jpg)
Introducing Tellor's EVMCall Contract Calldata Across EVM Chains Discover the power of Tellor's EVMCall for cross-chain calldata retrieval, and experience…
![](https://tellor.io/wp-content/uploads/2023/04/sepolia-600x403.jpg)
For those new to Ethereum and similar smart contract networks, there are Mainnets, and there are public testnets. These testnet…
![](https://tellor.io/wp-content/uploads/2023/03/AttackVectors-600x403.png)
Overview Types of attacks on Tellor Tellor is a robust decentralized oracle that’s been live for more than three years. …
![](https://tellor.io/wp-content/uploads/2023/03/Arbitrum-announcement-600x403.jpg)
Tellor is now live on Arbitrum Mainnet and Goerli Testnet! Tellor is a decentralized and permissionless oracle protocol that uses…
![](https://tellor.io/wp-content/uploads/2023/02/FVM-600x403.jpg)
Tellor is now live on Filecoin Virtual Machine mainnet and Hyperspace, the test-network of the FVM! FVM is a runtime…
![](https://tellor.io/wp-content/uploads/2023/02/OptimismMainnet-600x403.jpg)
Tellor is now live on Optimism Mainnet! Tellor is a decentralized and permissionless oracle protocol that uses staking and disputing…
![](https://tellor.io/wp-content/uploads/2023/01/oracle-update-announcement-1-600x403.png)
Today Tellor is deploying an updated oracle contract with some quality of life improvements. As you may recall, upgrades…
![](https://tellor.io/wp-content/uploads/2023/01/telliot-user-blog-header-600x403.png)
This is a step-by-step guide on how to use Telliot for reporting Tellor oracle data. This is not a guide…
![](https://tellor.io/wp-content/uploads/2023/01/remix_approvals_header2-600x403.png)
This is a step-by-step guide for using Remix to build and execute an approve function. It's written for the Tellor…
![](https://tellor.io/wp-content/uploads/2023/01/Chain-Mainnet-announcement-600x403.jpg)
Tellor is now live on Gnosis Chain’s Mainnet and Chiado Testnet! Tellor is a decentralized, censorship-resistant oracle protocol that uses…
![](https://tellor.io/wp-content/uploads/2022/12/360-gnosis-600x403.jpg)
Tellor will be transferring its funds from the former Gnosis Multisig to their latest Safe wallet (formerly Gnosis Safe). We…
![](https://tellor.io/wp-content/uploads/2022/11/360-Vote-600x403.png)
TL;DR: Tellor is now the only immutable & decentralized oracle in the “EVMiverse,” complete with any easy to onboard, unified…
![](https://tellor.io/wp-content/uploads/2022/10/360-Vote-watermelon-fire-600x403.png)
We’ve been hard at work preparing for this moment, and we're excited it’s here. Please read on if you want…
![](https://tellor.io/wp-content/uploads/2022/10/360-Vote-1-600x403.jpg)
The vote for Tellor360 goes live on Tuesday 10/25/2022 for upgrading the Tellor contracts on Mainnet Ethereum to Tellor360. …
![](https://tellor.io/wp-content/uploads/2022/10/Poly-Live-600x403.png)
Tellor360 is now live on Polygon’s mainnet! We've selected Polygon as our first mainnet in production that 360 is live…
![](https://tellor.io/wp-content/uploads/2022/10/Mumbai-600x403.png)
Tellor 360 deploys to Mumbai The Tellor team is pleased to announce our initial deployment of Tellor360 to Polygon’s…
![](https://tellor.io/wp-content/uploads/2022/07/Next-Challenges_Featured-Image.png)
Tellor is live and better than ever. We’ve laid out a solid plan with tellor360 for removing any lingering issues…
![](https://tellor.io/wp-content/uploads/2022/07/tellorMachinePart1-600x403.png)
The Tellor Machine series is an in-depth look at why Tellor works the way it works. Along the way we…
![](https://tellor.io/wp-content/uploads/2022/06/TheTellorMachine-600x403.png)
The Oracle Problem…How did we get here? The Tellor Machine series of blog posts is an in-depth look at…
![](https://tellor.io/wp-content/uploads/2022/06/How-To-Technical-600x403.png)
Any data, any chain, any speed We all know that you can do price feeds super easily with Tellor. In…
![](https://tellor.io/wp-content/uploads/2022/05/FCI-600x403.jpg)
Piggy-backing off of our presentation on Filecoin, the Tellor devs have put together an mvp smart contract for the users…
![](https://tellor.io/wp-content/uploads/2022/05/telloronAlgo-600x403.png)
In an effort to facilitate a multi-chain ecosystem, the Tellor oracle has been re-implemented for the Algorand Virtual Machine (AVM).…
![](https://tellor.io/wp-content/uploads/2022/05/TRNG-600x403.png)
Tellor officially now has its own Random Number Generator! After seeing such high market demand for a fully decentralized RNG,…
![](https://tellor.io/wp-content/uploads/2022/05/Code-announcement-5-600x403.jpg)
Providing historical gas price data on-chain enables DeFi protocols to build smart contracts with reimbursement functionality; helping to create new…
![](https://tellor.io/wp-content/uploads/2022/05/Tellor360-600x403.png)
Updated October 21, 2022 Tellor as a protocol has been alive for three years now and has seen tremendous changes…
![](https://tellor.io/wp-content/uploads/2022/05/datafeed-600x403.png)
The Tellor Data Feed provides a human readable view of all submissions to Tellor’s multichain databases in real time. The…
![](https://tellor.io/wp-content/uploads/2022/05/Q2TreasuryAGAIN-1024x576-copy-600x403.png)
The first proposal for a Q2 Treasury did not pass. Unfortunately this was due to an error...the manual function that…
![](https://tellor.io/wp-content/uploads/2022/04/How-to-delegate-Card.jpeg)
If you want to show your support while avoiding paying gas voting on future Tellor proposals... You can delegate your…
![](https://tellor.io/wp-content/uploads/2022/04/Q2TreasuryVote-600x403.png)
Tellor Treasuries is a special contract that rewards TRB holders who lock up tokens and participate in governance. Each treasury…
![](https://tellor.io/wp-content/uploads/2022/04/Chain-Mainnet-announcement-600x403.jpg)
We are excited to announce that the Tellor oracle is up and running on Harmony! Tellor was approved for a…
![](https://tellor.io/wp-content/uploads/2022/04/Code-announcement-600x403.jpg)
Tellor leverages simple crypto-economic incentives to decentralize the delivery of a Snapshot vote result on-chain, making real and meaningful participation…
![](https://tellor.io/wp-content/uploads/2022/03/TellorSecurity201_Q122-600x403.png)
The Tellor oracle is a decentralized network of reporters dedicated to providing data to various chains. Having been live for…
![](https://tellor.io/wp-content/uploads/2022/03/REPORT_ALL_COINS-600x403.png)
So we put every Coingecko spot price on chain. Tellor has always aimed to be the most transparent and permissionless…
![](https://tellor.io/wp-content/uploads/2022/03/1_f4jUpRqVTHuKGnTMoccbBQ-600x403.png)
So, your EVM chain is all ready to go, but one key component is missing… …a decentralized oracle! Well, you’re…
![](https://tellor.io/wp-content/uploads/2022/02/Tellor_Year_In_Review_Blog_Graphic_3f05d621f9-600x403.jpg)
Introduction From the lows of having to fork the entire protocol, to the highs of a Coinbase listing, key integrations,…
![](https://tellor.io/wp-content/uploads/2022/02/bloghead_72c607013e.png)
Introduction Let's go out on a metaphorical limb for a moment and make an assumption: Most people don’t get into…
![](https://tellor.io/wp-content/uploads/2022/02/Tellor_X_Is_Live_DEF_1_1c3d9b4e3b_084fa61b8f-600x403.png)
The release of TellorX is a major step in building out decentralized blockchain infrastructure. Tellor, a decentralized oracle network, is…
![](https://tellor.io/wp-content/uploads/2022/02/Tellor_AMPL_announcement_941ce63e57-1-600x403.png)
Introduction Tellor is pleased to be working with Ampleforth to provide price data into its smart contracts. For those that…