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Notis

Quote the gas price for your target inclusion

When a transaction is ready, send its context to Notis and get gas estimates matched to the inclusion probabilities you care about.

Trigger

Webhook received

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

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

Choosing a fee under time pressure leads to overpaying or missing the next block.

  • Get probability-based fee estimates quickly
  • Reduce manual gas checks
  • Make fee decisions with explicit inclusion targets

Setup

Build it in a few focused steps.

  • 1Connect 0CodeKit and Blocknative in Notis once.
  • 2Create an automation that requests gas prices for the supplied inclusion probabilities.
  • 3Choose a notis_webhook trigger for each transaction pricing request.
  • 4Choose the run report destination and test with one real transaction context.

Questions about this workflow

Does the action submit the transaction?

No. It retrieves gas price estimates; your existing transaction process remains responsible for submission.

When this happens · Trigger

Do this · Action

Supported Triggers and Actions

Notis builds workflows that link 0CodeKit to Blocknative. A trigger fires from one place; an action lands in another.

0CodeKit 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

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.

0CodeKit and Blocknative, or any other combination from 1,000+ integrations.

When this happens · Trigger

Do this · Action

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