kitio.aiGitLab Duo Agent Platform vs Nullify
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. GitLab Duo Agent Platform starts at $29/mo and Nullify starts at See pricing page. Check both pricing pages for current plans.
At a glance
Best for
Pricing model
Starting price
Free plan
Made by
Based in
Rating
Key features
- Agentic code review
- Pipeline fix flows
- Security remediation
- IDE extensions
- Custom agents
- AI static analysis
- Exploit validation
- Secrets detection
- API testing
- Automated fix pull requests
| Feature | GitLab Duo Agent Platform | Nullify |
|---|---|---|
| Best for | AI agents across GitLab's DevSecOps platform | Autonomous product-security agents that find, prove and fix vulnerabilities |
| Category | Coding | Coding |
| Pricing model | Freemium | Paid |
| Starting price | $29/mo | See pricing page |
| Free plan | Yes | No |
| Made by | GitLab | Nullify |
| Based in | United States | – |
| Rating | No ratings yet | No ratings yet |
| Key features |
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Pricing compared
GitLab Duo Agent Platform starts at $29/mo and Nullify starts at See pricing page. Check both pricing pages for current plans.
Free plan
Cheapest paid plan
Top plan
Free trial
3 plans
Free
Free
- 5 users per top-level group
- 400 compute minutes / month
- AI features via GitLab Credits add-on
Premium
$29/mo
- Per user, billed annually
- $12 GitLab Credits per user / month
- 10,000 compute minutes / month
- Advanced CI/CD and priority support
Ultimate
Contact sales
- $24 GitLab Credits per user / month
- 50,000 compute minutes / month
- Application security testing
- Compliance and governance
Prices in USD, checked Oct 28, 2026 or later. Plans change often, so confirm on each tool's site before you buy.
Pros and cons
GitLab Duo Agent Platform
- Agents see the whole DevSecOps context
- Flat price per code review
- Self-managed option
- Requires a GitLab subscription
- Credit system takes time to learn
Nullify
- Proves vulnerabilities with an exploit
- Delivers fixes as pull requests
- Priced by work done, not by seat
- No public price list
- Needs a scoping call
- Covers product security, not general IT
Which one should you choose?
Choose GitLab Duo Agent Platform if you want:
- Agents see the whole DevSecOps context
- Flat price per code review
- Self-managed option
Watch out: requires a gitlab subscription.
Choose Nullify if you want:
- Proves vulnerabilities with an exploit
- Delivers fixes as pull requests
- Priced by work done, not by seat
Watch out: no public price list.
GitLab Duo Agent Platform vs Nullify FAQ
What is the difference between GitLab Duo Agent Platform and Nullify?
GitLab Duo Agent Platform: AI agents across GitLab's DevSecOps platform. Nullify: Autonomous product-security agents that find, prove and fix vulnerabilities. Both are coding tools.
Is GitLab Duo Agent Platform or Nullify cheaper?
GitLab Duo Agent Platform starts at $29/mo and Nullify starts at See pricing page. Check both pricing pages for current plans.
Do GitLab Duo Agent Platform and Nullify have free plans?
GitLab Duo Agent Platform: Yes. Nullify: No.
Who makes GitLab Duo Agent Platform?
GitLab Duo Agent Platform is made by GitLab, based in United States.
Who makes Nullify?
Nullify is made by Nullify.
Which should I choose, GitLab Duo Agent Platform or Nullify?
Choose GitLab Duo Agent Platform if you value agents see the whole devsecops context and flat price per code review. Choose Nullify if you value proves vulnerabilities with an exploit and delivers fixes as pull requests.