Best PromptGuard Alternatives in 2026
The top PromptGuard alternatives are Akto Agentic Red Teaming, Mindgard and F5 AI Red Team: 15 AI security testing tools our editors would look at instead of PromptGuard, in our ranking order.
PromptGuard: Broad AI security testing with flexible deployment and a low-cost paid entry tier. Where it falls short: free plan limits usage to 20,000 scans per month and one API key.
Switching from PromptGuard? For most ai security testing tools buyers the best PromptGuard alternative is Akto Agentic Red Teaming, built for enterprise agent and API security teams. Promptfoo has a free plan.
Why People Look for a PromptGuard Alternative
- Free plan limits usage to 20,000 scans per month and one API key
- Advanced capabilities are concentrated in paid and higher-tier plans
- Premium offers no listed feature highlights
Quick Picks by What You Need
- Best overallAkto Agentic Red Teaming9.1
Enterprise agent and API security teams
Visit Akto Agentic Red Teaming - Lowest priceAgentScan8.5
Paid plans from $29/mo
Visit AgentScan - Best free optionPromptfoo8.7
Has a free plan
Visit Promptfoo
All 15 PromptGuard Alternatives, Ranked
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.
-
Best forEnterprise agent and API security teams
Broad AI security testing for enterprise agent and API security teams.
- Custom test cases
- Unsafe output tests
- Data leakage tests
9.1/10★★★★★Visit Akto -
Best forEnterprise AI risk and remediation programs
A broad AI risk platform spanning discovery, testing, protection, and remediation.
- Custom test cases
- Unsafe output tests
- Data leakage tests
9.0/10★★★★☆Visit Mindgard -
Best forLarge enterprises using F5 infrastructure
A self-hosted AI red-team platform for testing attacks, agent behavior, and operational risk.
- Custom test cases
- Unsafe output tests
- Data leakage tests
8.8/10★★★★☆Visit F5 AI Red Team -
Best forDevelopers building evaluation into CI/CD
Open-source AI evaluation and red teaming for development teams shipping LLM applications.
8.7/10★★★★☆Visit Promptfoo -
Best forCompliance-focused security engineers
A self-hosted toolkit for testing LLM security risks and producing compliance-ready reports.
- Custom test cases
- Unsafe output tests
- Data leakage tests
8.6/10★★★★☆Visit RedForge -
Best forSmall teams wanting transparent pricing
A focused cloud scanner with transparent entry pricing for AI-agent security testing.
- Unsafe output tests
- Data leakage tests
- Jailbreak tests
8.5/10★★★★☆Visit AgentScan -
Best forAgent teams testing complex attack lifecycles
A broad CLI for testing agent attack lifecycles locally and in CI/CD.
- Custom test cases
- Unsafe output tests
- Jailbreak tests
8.4/10★★★★☆Visit Crucible -
Best forMature teams needing evaluation workflows
Open-source testing with evaluation workflows for teams operating LLM applications.
8.3/10★★★★☆Visit Giskard -
Best forTeams wanting free continuous validation
A free platform for continuous red-team and guardrail validation of AI systems.
- Unsafe output tests
- Data leakage tests
- Jailbreak tests
8.2/10★★★★☆Visit AIRTaaS -
Best forBudget-conscious teams wanting a hosted scanner
A flexible hosted and local scanner with broad LLM security coverage.
- Unsafe output tests
- Data leakage tests
- Jailbreak tests
8.1/10★★★★☆Visit OpenSecureAI -
Best forTeams needing continuous pre-production testing
A broad AI security testing platform for continuous evaluations and actionable risk findings.
- Unsafe output tests
- Data leakage tests
- Jailbreak tests
8.0/10★★★★☆Visit site -
Best forOpen-source teams needing broad local testing
Broad self-hosted AI security testing with evolutionary adversarial search and CI/CD support.
- Custom test cases
- Unsafe output tests
- Data leakage tests
7.9/10★★★★☆Visit Basilisk -
Best forPython teams using compliance mappings
A Python-first toolkit for testing AI applications against attacks, leaks and unsafe outputs.
- Custom test cases
- Unsafe output tests
- Data leakage tests
7.8/10★★★★☆Explore DeepTeam -
Best forOpen-source LLM weakness scanning
A free, extensible command-line toolkit for scanning LLM weaknesses across local and hosted models.
7.7/10★★★★☆Visit garak -
Best forPortable security probe automation
A portable Go scanner for probing LLMs across attacks, providers, and custom endpoints.
- Custom test cases
- Unsafe output tests
- Data leakage tests
7.6/10★★★★☆Visit Augustus
PromptGuard Alternatives: Common Questions
What is the best alternative to PromptGuard?
Akto Agentic Red Teaming: #2 in our AI Security Testing Tools ranking, with an editor score of 9.1 out of 10. Broad AI security testing for enterprise agent and API security teams.
Is there a free alternative to PromptGuard?
Yes. Promptfoo, RedForge, AgentScan, Crucible and Giskard have a free plan or a free tier (11 of the 15 alternatives on this page).
What is the cheapest paid alternative to PromptGuard?
Of the alternatives here that publish a price, AgentScan starts lowest, at $29/mo.
Why do people look for PromptGuard alternatives?
Free plan limits usage to 20,000 scans per month and one API key; Advanced capabilities are concentrated in paid and higher-tier plans; Premium offers no listed feature highlights.
How do I switch from PromptGuard?
Export your data from PromptGuard (most tools have an export in their settings). Sign up for the alternative; start on its free plan or trial if it has one. Import your export and set up the integrations your team relies on. Run both side by side for a short while, then cancel PromptGuard.
How to Switch from PromptGuard
- Export your data from PromptGuard (most tools have an export in their settings).
- Sign up for the alternative; start on its free plan or trial if it has one.
- Import your export and set up the integrations your team relies on.
- Run both side by side for a short while, then cancel PromptGuard.
PromptGuard vs Each Alternative
| # | Tool | Free plan | Paid from | Prompt injection tests | Jailbreak tests | Data leakage tests | Unsafe output tests | Custom test cases | Deployment mode | Score |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | PromptGuard | Yes | $19/seat/mo | Yes | Yes | Yes | Yes | Yes | Both | 9.3 |
| 1 | Akto Agentic Red Teaming | Yes | Yes | Yes | Yes | Yes | Both | 9.1 | ||
| 2 | Mindgard | Yes | Yes | Yes | Yes | Yes | Both | 9.0 | ||
| 3 | F5 AI Red Team | Yes | Yes | Yes | Yes | Yes | Both | 8.8 | ||
| 4 | Promptfoo | Yes | 8.7 | |||||||
| 5 | RedForge | Free | Yes | Yes | Yes | Yes | Yes | Self_hosted | 8.6 | |
| 6 | AgentScan | Yes | $29/mo | Yes | Yes | Yes | Yes | Cloud | 8.5 | |
| 7 | Crucible | Yes | Yes | Yes | Yes | Yes | Self_hosted | 8.4 | ||
| 8 | Giskard | Yes | 8.3 | |||||||
| 9 | AIRTaaS | Yes | Free | Yes | Yes | Yes | Yes | 8.2 | ||
| 10 | OpenSecureAI Scanner | Yes | $49/mo | Yes | Yes | Yes | Yes | Both | 8.1 | |
| 11 | Prompt Security AI Red Teaming | Yes | Yes | Yes | Yes | Both | 8.0 | |||
| 12 | Basilisk | Yes | Free | Yes | Yes | Yes | Yes | Yes | Self_hosted | 7.9 |
| 13 | DeepTeam | Free | Yes | Yes | Yes | Yes | Yes | Self_hosted | 7.8 | |
| 14 | garak | Yes | Free | 7.7 | ||||||
| 15 | Augustus | Free | Yes | Yes | Yes | Yes | Yes | Self_hosted | 7.6 |
Head-to-Head
- PromptGuard vs Akto Agentic Red Teaming
- PromptGuard vs Mindgard
- PromptGuard vs F5 AI Red Team
- PromptGuard vs Promptfoo
- PromptGuard vs RedForge
- PromptGuard vs AgentScan
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Last updated · How we research and update