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Notis

Return base fee forecasts through a webhook

Give deployment tools a current five-block fee outlook on demand.

Trigger

Webhook received

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

Action

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.

Why this helps

Deployment scripts need timely fee context without a person opening another dashboard.

  • Provides a compact forecast to internal tools
  • Includes blob fee context
  • Supports deployment timing decisions

Setup

Build it in a few focused steps.

  • 1Connect Blocknative in Notis once.
  • 2Create an automation asking for base fee and blob base fee predictions for each webhook request.
  • 3Pick the Notis webhook trigger.
  • 4Choose where reports go and test with one real request.

Questions about this workflow

How many blocks are covered?

The action predicts fees for the next five blocks.

Does it include blob base fees?

Yes, both base fee and blob base fee predictions are returned.

When this happens · Trigger

Do this · Action

Supported Triggers and Actions

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

Google Slides 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

New Slide Added

Fires when a new slide is added to a Google Slides presentation.

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

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.

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

When this happens · Trigger

Do this · Action

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