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Check gas prices after a transaction email goes out

Get a current Blocknative gas estimate as soon as you send an email about a pending Ethereum transaction.

Trigger

Email Sent

Triggers when a Gmail message is sent by the authenticated user. It polls the 'SENT' label and emits metadata including sender, recipients, subject, timestamp, and thread ID.

Action

Get Gas Prices

Tool to fetch gas price estimates for specific inclusion probabilities. use when you need gas price ranges for the next block or next ~10 seconds.

Why this helps

A transaction-related email can prompt a fee check, but switching tools to gather estimates is easy to put off.

  • Fetches fresh estimates for the next block and near-term inclusion windows.
  • Keeps a transaction follow-up tied to the email that prompted it.
  • Reduces manual context switching when deciding whether to review fees.

Setup

Build it in a few focused steps.

  • 1Connect Gmail and Blocknative once in the Notis portal.
  • 2Create an automation in Automations, New Automation, and give it a name.
  • 3Tell Notis to fetch Blocknative gas price estimates when you send a relevant transaction email, and summarize the result.
  • 4Pick the Gmail Email Sent trigger and choose where run reports should go.
  • 5Test with one real transaction email and review the report.

Questions about this workflow

Does this send or speed up a transaction?

No. It fetches gas price estimates from Blocknative and reports them; it does not submit or modify transactions.

What starts this workflow?

A Gmail message sent by the authenticated user starts it. Your instruction should tell Notis which sent emails are relevant.

When this happens · Trigger

Do this · Action

Supported Triggers and Actions

Notis builds workflows that link Gmail to Blocknative. A trigger fires from one place; an action lands in another.

Gmail triggers

Blocknative actions

Recurring trigger

Notis starts this workflow on a schedule, such as daily, weekly, or during business hours.

TriggerScheduled

Configure Mempool Filters

Tool to configure filters and abi decoding for ethereum mempool transactions. use after establishing a blocknative websocket connection to set up event filters and decoding.

ActionInstant

Webhook trigger

Notis starts this workflow when an external tool or custom backend sends an HTTP request.

TriggerInstant

Get Gas Price Distribution

Tool to retrieve the current mempool gas price distribution breakdown. use when analyzing gas price trends or preparing fee strategies.

ActionInstant

Email Sent

Triggers when a Gmail message is sent by the authenticated user. It polls the 'SENT' label and emits metadata including sender, recipients, subject, timestamp, and thread ID.

TriggerPolling

Get Gas Oracles

Tool to retrieve metadata on supported gas oracles per chain. use when you need to dynamically discover all available on-chain gas estimation oracles across networks.

ActionInstant

New Gmail Message Received Trigger

Triggers when a new message is received in Gmail.

TriggerPolling

Get Gas Prices

Tool to fetch gas price estimates for specific inclusion probabilities. use when you need gas price ranges for the next block or next ~10 seconds.

ActionInstant

Get Supported Chains

Tool to retrieve supported chains metadata. use when discovering available networks for blocknative gas services.

ActionInstant

Get Base Fee Estimates

Tool to get real-time predictions for base fee and blob base fee for the next 5 blocks. use when you need both 99% and 50% confidence estimates for upcoming blocks.

ActionInstant

Subscribe Multichain

Tool to generate websocket subscription details for events across multiple chains. use when preparing to track a transaction hash or account address across chains via blocknative multichain sdk.

ActionInstant

Subscribe Transaction Hash

Tool to subscribe to transaction state change events of an ethereum transaction hash. use after establishing a blocknative websocket connection to prepare the subscription message.

ActionInstant

Connect any two apps with Notis in the middle.

Gmail and Blocknative, or any other combination from 1,000+ integrations.

When this happens · Trigger

Do this · Action

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