Jace AI vs MuleRun
Plans, free access, limits and intended use side by side, taken from each vendor’s own pages. No score and no winner: the facts show where the two differ.
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Know what it reads before it drafts
Watch the usage log, not the plan headline
- Free access
- Jace AI: Free trial only
- MuleRun: Free access
- Paid from
- Jace AI: USD 25 per month
- MuleRun: USD 20 per month
- Plans listed
- Jace AI: 4
- MuleRun: 5
- Public API
- Jace AI: Not confirmed
- MuleRun: Not confirmed
Where Jace AI and MuleRun differ
- AccessJace AI offers a free trial only, while MuleRun offers free access.
- PlansJace AI lists 4 plans and MuleRun lists 5.
Head to head
Each value from the tool’s profile and the vendor’s own pages
| Jace AI | Fact | MuleRun |
|---|---|---|
| Access and price | ||
| Free trial onlyFree Trial · USD 0 for 7 days | Free accessDiffers | Free access availableFree · USD 0 |
| USD 25 per monthPlus · billed monthly · or $20 per month, billed yearly | Lowest listed paid plan | USD 20 per monthPlus · billed monthly · or $16 per month, $192 billed yearly |
| 7-day free trial; Plus from $20/month billed yearly | Pricing model | Free daily credits; paid from $16/month billed yearly |
| 4 | Plans listedDiffers | 5 |
| Not confirmed | Public API | Not confirmed |
| Not confirmed | Card to start | Not confirmed |
| No | Open source | Not confirmed |
| What it is for | ||
| Inbox triage and draft replies for busy professionals | Built for | Delegating multi-step research and file tasks to an AI agent |
| Automation | CategorySame | Automation |
| Platforms |
|
| Works with |
|
| How current | ||
| Profile sources checked | ||
| Prices confirmed · Sep 29, 2026 | Pricing checkSame | Prices confirmed · Sep 29, 2026 |
Official source check for both tools. No hands-on testing and no score: “Differs” marks a documented difference, not a better tool.
Plans and prices
Jace AI
Prices confirmed · Sep 29, 2026- Free TrialUSD 0 for 7 days
- PlusUSD 25 per monthbilled monthly · or $20 per month, billed yearly
- ProUSD 50 per monthbilled monthly · or $40 per month, billed yearly
- EnterpriseCustom pricing
MuleRun
Prices confirmed · Sep 29, 2026- FreeUSD 0
- PlusUSD 20 per monthbilled monthly · or $16 per month, $192 billed yearly
- SuperUSD 40 per monthbilled monthly · or $32 per month, $384 billed yearly
- ProUSD 200 per monthbilled monthly · or $160 per month, $1,920 billed yearly
- Team and EnterpriseCustom pricing
Strengths and limits
Jace AI
Strengths
- Nothing sends without approval: The FAQ says Jace prepares drafts and never sends email without your approval.
- Stated no-training policy: The privacy policy and security page say email content is not used to train AI models.
- Works inside your mail app: Drafts and labels appear in Gmail or Outlook on desktop and mobile, with no install.
Limits to plan around
- No lasting free plan on current pages: The pricing page shows only a 7-day trial before Plus or Pro.
- Credit cost per action unpublished: The pricing page lists monthly credits but not how many a draft or label uses.
- Broad mailbox access: Connecting grants read, compose, send and manage permissions, and copies of emails are stored on Jace servers.
MuleRun
Strengths
- Free credits without a card: Sign-up and daily credits let you try real tasks before paying.
- Failed requests are not billed: The credits FAQ says a failed request is not charged, and Settings > Usage explains each deduction.
- Always-on machine on paid plans: Scheduled and overnight work runs on a persistent cloud computer with daily backups.
Limits to plan around
- Unpredictable cost per task: Credits depend on steps and resources; background tasks or open sessions can keep consuming.
- Broad content license: The terms let the company use inputs and outputs for internal research, service improvement and brand promotion.
- Rigid billing changes: No self-service downgrade or monthly-yearly switch, upgrades do not refund the old plan, and fees are non-refundable.
See both products
Start from your task, not from a winner.
Run both tools on the same real task, then compare the result, how much editing it needs and how fast it uses your plan’s allowance.
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Comparing tools from different categories is fine, and often useful — a writing assistant and a research tool solve different halves of the same job. The table will show you exactly where they diverge.
Questions about comparing tools
How does the comparison work?
Add two tools to the comparison tray from any tool card, then open this page. The table pulls each tool's verified plan details, platforms, strengths and limits from its profile, so both columns carry the same kind of evidence, with a separate source-check date for each tool.
Do you declare a winner?
No. The table sets two tools against each other on documented facts, not on a score. Which one wins depends on your task, your budget and your usage volume — three things we cannot see from here.
Why are some cells empty or marked unverified?
Because we could not confirm that detail on the vendor's own pages. Rather than filling the gap with a figure from elsewhere, we mark it and say why on the tool's profile.
Can I compare more than two tools?
Not at once. Two columns keep the differences readable and force a real decision. Remove either selected tool to replace it, or clear both to start a new pair.
Every figure in the table above comes from the linked profile, where the source and the verification date are listed. Browse all tools or read the editorial policy.