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Head-to-head · Agentic Ides

Google Antigravity IDE vs IBM Bob

  • Updated Oct 2026
  • Both researched from official sources
  • 3 checks side by side
Higher score Google Antigravity IDE #2 in Agentic Ides 9.1/10 Free plan Free plan✓ 0 of 5 features Visit site
IBM Bob #4 in Agentic Ides 8.8/10 30-day trial Free trial✓ 1 of 5 features Visit IBM Bob

Google Antigravity IDE leads on 1 check, IBM Bob on 0, and 2 are even. Who comes out ahead on the 3 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreGoogle Antigravity IDE · 9.1/10
  • Free planonly Google Antigravity IDE
  • Free trialonly IBM Bob
  • Most featuresIBM Bob · 1 of 5

Google Antigravity IDE scores higher on our rubric for agentic ides: 9.1 against 8.8 out of 10; our editors rank them #2 and #4.

Google Antigravity IDE offers free plan; IBM Bob doesn't.

Google Antigravity IDE is the better fit for developers who want parallel agents and browser workflows. IBM Bob is the better fit for teams working across code and modernization projects.

  • Google Antigravity IDE fits best

    Developers who want parallel agents and browser workflows

  • IBM Bob fits best

    Teams working across code and modernization projects

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature Google Antigravity IDE 9.1/10 Visit ↗ IBM Bob 8.8/10 Visit ↗
At a glance
Editor score 9.1 8.8
Ranking #2 in Agentic Ides #4 in Agentic Ides
Best for Developers who want parallel agents and browser workflows Teams working across code and modernization projects
Pricing model Free plan + paid Paid
Starting price $20/mo $20/mo
Free plan ✓ (best) —
Free trial — 30 days
Deployment Desktop Desktop
Platforms Windows, macOS, Linux Windows, macOS, Linux
Support Docs Docs
Integrations 20 integrations 3 integrations
Built for Solo, Small business, Mid-market Small business, Mid-market, Enterprise
Features Google Antigravity IDE 0/5 · IBM Bob 1/5
Autonomous agent Not checked yet Not checked yet
Multi-file editing Not checked yet Not checked yet
Terminal control Not checked yet Not checked yet
Codebase indexing Not checked yet ✓ (best)
Local model support Not checked yet Not checked yet
Specs
Model selection Not checked yet Not checked yet
Distribution Not checked yet Not checked yet
Our review
Pros
  • Agents work across the editor, terminal, and browser, with parallel local runs.
  • Artifacts include plans, code diffs, diagrams, images, and browser recordings.
  • Terminal sandboxing and permission controls offer safeguards for agent commands.
  • Agent, ask, and plan modes with parallel subagents
  • Reads and writes project files, searches codebases, and runs terminal commands
  • Specialized Java, IBM i, and IBM Z modernization plans
Cons
  • The Individual plan has basic weekly rate limits.
  • The $20 Pro plan adds rate limits and credits, not a different feature set.
  • Documentation is the listed support channel.
  • No free plan is listed; paid plans start at $20 monthly
  • A standalone desktop IDE, rather than an IDE extension
  • Published support channels list documentation only
Our verdict

Google Antigravity IDE brings AI agents into a desktop development environment for individual developers, from hobbyists to professionals. Available for macOS, Windows, and Linux, it combines Tab autocomplete and natural-language code…

Read the review →

IBM Bob brings AI-assisted development into a standalone desktop IDE for developers and enterprise teams. Its agent, ask, and plan modes cover code generation, modification, explanation, and review, while code completion and code actions…

Read the review →
  1. Google Antigravity IDEAgentic Ides 9.1Free plan
  2. IBM BobAgentic Ides 8.830-day trial

Strengths and trade-offs

  • Google Antigravity IDE — where it wins

    • Agents work across the editor, terminal, and browser, with parallel local runs.
    • Artifacts include plans, code diffs, diagrams, images, and browser recordings.
    • Terminal sandboxing and permission controls offer safeguards for agent commands.

    Where it doesn't

    • The Individual plan has basic weekly rate limits.
    • The $20 Pro plan adds rate limits and credits, not a different feature set.
    • Documentation is the listed support channel.

  • IBM Bob — where it wins

    • Agent, ask, and plan modes with parallel subagents
    • Reads and writes project files, searches codebases, and runs terminal commands
    • Specialized Java, IBM i, and IBM Z modernization plans

    Where it doesn't

    • No free plan is listed; paid plans start at $20 monthly
    • A standalone desktop IDE, rather than an IDE extension
    • Published support channels list documentation only
  • Google Antigravity IDE9.1/10 · Free plan

    A cross-platform IDE for parallel coding agents and browser workflows, with a free individual tier.

    Visit siteFull verdict →
  • IBM Bob8.8/10 · 30-day trial

    A standalone AI development environment with agent workflows and modernization plans.

    Visit IBM BobFull verdict →

More comparisons

All agentic ides comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update