Read, Write, and Simulate Directly in Tenderly

Jun 30, 2025 • 16 days ago

Read, Write, and Simulate Directly in Tenderly

You can now read, write, and simulate transactions to interact with the blockchain directly from Tenderly Explorer. Quickly fetch relevant information, simulate transactions before sending them onchain, and connect to your wallet to execute them with confidence. 

Explore and iterate quickly without switching context. Head over to the Contracts page to get started.

Read

Read data quickly while getting the same exploration experience you’re already used to. 

Use the read on block feature to fetch data from any historical block. Enter the block number to access data such as historical balances of an address for quick analysis and exploration.

Write 

Simply connect to your wallet to approve transactions within seconds. 

Interact with a chain directly from a contract by filling in the parameters. 

Get updates on the status of a transaction, along with error messages in the event of failed transactions.

Simulate

Simulate transactions before executing them onchain to avoid unexpected transaction failures. Click Open in Simulator to test different scenarios by controlling all transaction parameters. 

Simulate quickly with prefilled parameters directly in the Write tab. Click Simulate to preview the expected outcome instantly.

Test and validate transaction outcomes before sending them onchain to avoid losing funds on failed transactions. Submit your transactions confidently after ensuring everything executes as expected.

Interact with unverified functions

Open Unverified functions and get decoded values using the largest 4-byte function signature directory in Web3. Quickly run simulations and experiment on top of unverified functions to test them out.

Share

Send the direct links of functions to your team members for quick context sharing. Click the Share button to copy a shareable URL to that exact function. 

Explore and interact with blockchain data quickly, with full support for proxy contracts and wallets. Start exploring more efficiently!