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Antigravity 2.0 vs Base44

Which one should you try?

Antigravity 2.0

Freemium

Best for Developers building with AI agents

Visit Antigravity 2.0 See full review

Base44

Freemium

Best for Non-technical founders and entrepreneurs

Visit Base44 See full review

Pricing, capabilities and platforms side by side. Prices are as of the "Pricing checked" date in the table.

Antigravity 2.0

Antigravity 2.0

The vendor describes Project IDX as a browser-based IDE where agents handle multi-step coding tasks end-to-end: writing code, executing it, observing what breaks in a live preview, and self-correcting before handing back control. Multi-model support means you are not locked to a single provider when one model handles your stack better than another. The free tier exists but carries usage caps that surface quickly on longer agentic runs — teams hitting those caps mid-task face a hard stop, not a graceful queue. Browser-based architecture removes local setup friction but also removes offline access and the deep editor customization that engineers who have spent years tuning their environment tend to miss.

Base44

Base44

Base44 generates complete, hosted applications from plain-language prompts — pages, data storage, authentication, and role-based permissions all scaffolded automatically. The Superagents layer lets you wire up agents that run 24/7, connect to external tools, and execute multi-step workflows without you staying in the loop. That combination covers a lot of ground for solo builders and small teams shipping internal tools or MVPs fast. The ceiling appears when you need logic that the AI's interpretation of your prompt can't resolve cleanly — complex conditional branching, fine-grained API control, or workflows that require precise error handling. At that point, teams are either iterating prompts hoping the AI lands on the right structure, or they are reaching for a developer anyway.

AttributeAntigravity 2.0Base44
PricingFreemiumFreemium
Price$0-$200/month$16/mo
Pricing checkedJun 11, 2026Jun 11, 2026
Free trialNot statedNot stated
Open sourceNoNo
Has APIYesYes
Self-hosted optionNoNo
PlatformsmacOS, Windows, Linux, Web-basedWeb-based, accessible via browser
Released2025-112024
Pros
  • Self-verifying execution loop — the agent runs code, observes live browser output, and revises without waiting for you to relay what broke, which means you stop being the error-relay between your AI tool and your test environment.
  • Multi-model support in a single environment, so switching the underlying model when one handles your framework better is a configuration change rather than a tool migration.
  • Browser-based access with no local setup, which means onboarding a new developer or spinning up a fresh environment takes minutes rather than an afternoon of dependency resolution.
  • Multi-agent task splitting lets separate agents handle discrete parts of a complex task in parallel, cutting the wall-clock time on multi-step workflows that a single-agent loop would process serially.
  • API access means the agentic core can be called from external pipelines, so teams integrating AI into CI or build systems are not forced to use only the browser interface.
  • Full backend scaffolding — authentication, data storage, and role-based permissions — is generated automatically from the prompt, so a non-technical builder does not hit a wall the moment users need different access levels.
  • Built-in hosting and custom domain support are included out of the box, which means you skip the infrastructure setup that turns a two-day MVP into a two-week project.
  • Superagents run 24/7 and connect to external tools without requiring you to stay in the loop, so repetitive operational tasks — syncing data, processing submissions, triggering notifications — happen without manual intervention.
  • Automatic model selection means the platform routes your build to the AI model the vendor judges most appropriate, so you are not making LLM infrastructure decisions before you have even validated the idea.
  • A community template marketplace lets you clone and customize working apps, so you are not starting from a blank prompt when a close-enough starting point already exists.
Cons
  • Free tier usage caps terminate agentic runs mid-task when a multi-step job exceeds the allotment — there is no graceful queue, the session stops, and teams restart manually or upgrade to a paid tier before they have fully evaluated whether the tool fits.
  • No self-hosted option and no offline access: teams with data residency requirements, air-gapped environments, or security policies restricting cloud-only tooling cannot use this at all, and those teams move to locally-deployable alternatives rather than filing exception requests.
  • Browser-based execution means editor customization stops at what Google exposes in the interface — developers who depend on a specific plugin, language server configuration, or terminal workflow find the ceiling fast, and the path forward is maintaining a second local environment for the tasks IDX cannot handle.
  • Complex conditional branching across more than a few agents strains the multi-agent coordination layer; community reports describe tasks with deep dependency chains producing inconsistent results, and teams handling those workflows add manual checkpoints that undercut the automation they bought the tool to achieve.
  • Complex conditional branching — logic that depends on what a previous step returned and forks into three or more paths — cannot be precisely specified through a conversational prompt. When prompt iteration stops converging on the right structure, builders either accept imprecise behavior or hand the project to a developer, at which point the no-code premise collapses.
  • There is no self-hosted deployment option, which means teams in regulated industries or organizations with data residency requirements cannot use Base44 for anything that touches sensitive data — those teams move to a framework they can host in their own infrastructure.
  • Fine-grained API control is abstracted away by the AI generation layer, so integrations that require precise request handling, custom headers, or conditional error responses hit a ceiling the platform was not designed to expose — teams needing that level of control are maintaining a second system alongside Base44 within the first month.

Made up your mind?

Antigravity 2.0

Freemium

Best for Developers building with AI agents

Visit Antigravity 2.0 See full review

Base44

Freemium

Best for Non-technical founders and entrepreneurs

Visit Base44 See full review

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Specs come from each tool's own site and docs (how we test). AIDiveForge is editorially independent.

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