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Jace AI

AI email agent with a web inbox for Gmail and Outlook

Free trial · from $20/moEmailChecked Oct 9, 2026
Visit jace.ai

What is Jace AI?

Jace is an AI email assistant with its own browser inbox that runs on top of Gmail and Outlook accounts. It labels incoming mail by type and priority, prepares reply drafts using context from attachments, calendars and connected tools such as Slack, and can run workflows that act when matching emails arrive. Plans come with a monthly allowance of credits, and the service is provided by Zeta AI, Inc.

Jace AI is a paid product with a free trial, starting at $20 per month, billed yearly ($25 billed monthly). See every plan

Good for

  • Professionals handling a high volume of email in Gmail or Outlook
  • Teams that want incoming email to trigger actions in Slack, Notion or HubSpot
  • People managing several inboxes: Pro connects up to 8 accounts

Worth knowing

  • There are no native iOS or Android apps yet; the docs suggest using the Gmail or Outlook mobile app alongside the web inbox.
  • There is no free plan: Plus and Pro start with a 7-day free trial.
  • Usage is metered in monthly credits: 10,000 on Plus and 20,000 on Pro, with higher Pro tiers at prices the page does not list.
  • Plus is limited to 2 inboxes and 1 year of email history; custom integrations and MCPs are listed under Pro.

Key features

AI email drafts
Writes complete reply drafts in your style, using your signature and context from attachments, calendar and Slack. Drafts are saved to Gmail or Outlook, and follow-up drafts can be prepared after a delay.
AI labels
Built-in labels such as Needs Reply, Waiting, FYI, To Do and Promotion are applied automatically, and you can describe labels of your own for the AI to apply to matching mail.
Rules
Short plain-language instructions, such as which scheduling tool to use or who to CC, that Jace applies when it drafts and acts. Team owners can share a rule with the whole workspace.
AI Flows
A workflow watches for emails that match a description and then drafts replies, creates calendar events, searches the web or updates connected tools such as Notion, Slack and HubSpot.
Chat with your inbox
A chat assistant answers questions from your email history, 1 year on Plus and 3 years on Pro, and can fetch data, create documents and carry out tasks.
Integrations and MCP servers
Built-in connections to Slack, Google Drive and OneDrive, prebuilt MCP servers for tools such as Notion, Linear, GitHub and Salesforce, and support for most remote MCP servers.

Jace AI pricing

Starts at
$20 per month, billed yearly ($25 billed monthly)
Free plan
None
Free trial
7-day free trial on Plus and Pro, cancel anytime. The site also states a 30-day money-back guarantee.
Plus Plan$20per month, billed yearly; $25 billed monthly10,000 credits a month, up to 2 inboxes with unlimited calendars, chat with 1 year of email history, automatic drafts and labels.
Pro Plan$40per month, billed yearly; $50 billed monthly20,000 credits a month, up to 8 inboxes, chat with 3 years of history, priority support, custom integrations and MCPs. Higher credit tiers cost more.
Enterprise PlanCustomFor bigger teams: white-glove setup, usage-based pricing and a dedicated account manager, arranged with sales.

Read from jace.ai on Oct 9, 2026. Prices change, so confirm with Jace AI before you buy.

Pricing in detail

Ways to pay less

  • Annual discount20% off with yearly billing

    Billed yearly, Plus is $20 a month instead of $25 and Pro is $40 instead of $50. The pricing page labels this as 20% off and as saving $60 a year on Plus.

    Stated on jace.ai

Works with

Jace AI alternatives

All Jace AI alternatives comparedAll email apps

Common questions

Is Jace AI free?

No, Jace AI is a paid product, but you can try it first. 7-day free trial on Plus and Pro, cancel anytime. The site also states a 30-day money-back guarantee.

How much does Jace AI cost?

Jace AI lists 3 plans. Plus Plan: $20 per month, billed yearly; $25 billed monthly. Pro Plan: $40 per month, billed yearly; $50 billed monthly. Enterprise Plan: custom pricing. Prices were read from jace.ai on Oct 9, 2026.

What platforms does Jace AI work on?

Jace AI is available on Web.

Does Jace AI offer any discounts?

Jace AI publicly lists the following: 20% off with yearly billing.

Does Jace AI have an Android app?

No Android app was listed when its pages were read on Oct 9, 2026. Jace AI is listed for Web.

Does Jace AI have an iPhone app?

No iPhone app was listed when its pages were read on Oct 9, 2026. Jace AI is listed for Web.

Is Jace AI open source?

Jace AI is not described as open source on its own site, as read on Oct 9, 2026.

What does Jace AI integrate with?

Jace AI's listing names Gmail, Outlook, Slack, Google Drive, OneDrive, Notion, HubSpot and Salesforce. A listing names up to eight integrations, so it may connect to more.

Who makes Jace AI?

Jace AI is made by Zeta AI, Inc. It dates from 2023.

What are the alternatives to Jace AI?

The closest alternatives to Jace AI in our directory are Fyxer, Cora, Shortwave, Superhuman Mail and Inbox Zero. Each one has a side-by-side comparison with Jace AI.

Sources for this page

The prices, plans, platforms and features above were read from these pages on Oct 9, 2026.