Comparison · 2026

Saturn vs Replit Agent.

Replit Agent is the AI builder inside Replit. Effort-based pricing (checkpoints) rolled out in 2025; the 'Pro' tier replaced 'Teams' in February 2026.

Start with Saturn Visit Replit Agent

Choose Saturn if

You don't want to think about per-checkpoint cost while you iterate. Saturn's monthly token bucket means you can keep working without a ticker running.
You want a calm pipeline rather than the IDE-as-control-plane experience. Saturn's Plan / Build / Manage is the same shape every time.
You're shipping something that isn't a coding project — a course, a newsletter, a launch.

Choose Replit Agent if

You want a real Linux container to SSH into and a full IDE in the browser. Replit is exceptional at that — has been since 2018.
You want collaborative live editing on the same Repl. Replit's multiplayer is mature.

Side by side.

Feature	Saturn	Replit Agent
Metering model	Monthly AI token cap	Effort-based — each checkpoint is metered (~$0.25+)
Primary surface	Plan / Build / Manage pipeline	Replit IDE + Agent
Hosting	<your-thing>.saturnos.app + custom domains	Replit Deployments
Plan stage	Yes — explicit PRD	No dedicated plan step
Persistent context	Across stages and sessions	Per-Repl
Live collaboration	Per-project sharing	Multiplayer Repls (mature)
Free tier	1 project, 200K AI tokens / mo	Starter — limited Agent usage
Pro / Core tier	$29 / mo Pro — 5 projects, 5M tokens	$20 / mo Core — $25 in monthly credits
Top tier	$99 / mo Team — unlimited projects	$100 / mo Pro — $100 in credits, Turbo Mode
Output shape	Apps, courses, newsletters, launches	Apps (Repls deployed)

Metering model
SaturnMonthly AI token capReplit AgentEffort-based — each checkpoint is metered (~$0.25+)
Primary surface
SaturnPlan / Build / Manage pipelineReplit AgentReplit IDE + Agent
Hosting
Saturn<your-thing>.saturnos.app + custom domainsReplit AgentReplit Deployments
Plan stage
SaturnYes — explicit PRDReplit AgentNo dedicated plan step
Persistent context
SaturnAcross stages and sessionsReplit AgentPer-Repl
Live collaboration
SaturnPer-project sharingReplit AgentMultiplayer Repls (mature)
Free tier
Saturn1 project, 200K AI tokens / moReplit AgentStarter — limited Agent usage
Pro / Core tier
Saturn$29 / mo Pro — 5 projects, 5M tokensReplit Agent$20 / mo Core — $25 in monthly credits
Top tier
Saturn$99 / mo Team — unlimited projectsReplit Agent$100 / mo Pro — $100 in credits, Turbo Mode
Output shape
SaturnApps, courses, newsletters, launchesReplit AgentApps (Repls deployed)

What’s different about Saturn.

01
Replit charges by checkpoint — each Agent action is metered to a small dollar amount, and the usage adds up as the project iterates. Saturn's metering is monthly token caps; you don't get nickel-and-dimed per iteration.
02
Replit's surface is the IDE plus the Agent. Saturn's surface is the Plan / Build / Manage pipeline; the editor is under the hood, not the focal point.
03
Saturn keeps state across stages by design. Replit's state is per-Repl, with the Agent threading work into it.
04
Both ship hosted. Saturn ships at <your-thing>.saturnos.app; Replit Deployments handle hosting on Replit's infrastructure with always-on / autoscale options.

Pricing.

Saturn

Free$0
Starter$19 / mo
Pro$39 / mo
Team$79 / seat / mo
3-seat min · from $237 / mo
Credit Pack$15 / one-time
Stacks on top of monthly cap · no auto-overage

Replit Agent

Starter$0
Core$20 / mo
Pro$100 / mo
EnterpriseCustom

Frequently asked.

What does 'effort-based pricing' mean on Replit?

Replit Agent rolled out checkpoint pricing in mid-2025: each agent action is bundled into a checkpoint and metered to a dollar amount (often less than $0.25, sometimes more for complex tasks). It's transparent, but it can add up as the project iterates. Saturn meters in monthly token caps so you can keep working without watching a per-action ticker.

Did Replit rename Teams?

Yes — the Pro tier replaced Teams on February 20, 2026 at $100 / mo with $100 in monthly credits, 15 collaborators, private deployments, and Turbo Mode for faster runs.

Is Saturn a Replit alternative?

For shipping new things from an idea — yes. For deep work in a long-running Replit IDE — Replit is the more focused tool. Saturn's Plan / Build / Manage pipeline is the structural difference.

Where do projects deploy?

Saturn ships at <your-thing>.saturnos.app with custom-domain support. Replit ships via Replit Deployments — autoscale, reserved-VM, scheduled, and static — billed separately from the Agent.

Which is better for collaboration?

Replit's multiplayer is mature — live cursors, shared shell, real-time. Saturn shares at the project level. If your work is many people in the same editor, Replit is the right surface.

Saturn. Let’s build.

Free to start. No card required. One project, idea to deployed.

Start free

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