20+ Best Alternatives to Terra Security in 2026
Agentic offensive security platform for continuous AI-driven penetration testing
Looking for an alternative to Terra Security? Below are 20 AI startups working in the same space — ranked by our Neuron score so the most credible options come first. Each card shows what makes the tool a viable substitute, pricing signals, and funding stage.
- 1View alternative →
Armadin
$189.9MAutonomous AI red-teaming for the era of AI hyperattacks
Why it's similar: Shares categories with Terra Security — AI Testing & QA, AI for Cyber Defense.
💵 Enterprise · Contact sales
- 2View alternative →
RunSybil
$40MAI offensive security that pentests like an elite researcher
Why it's similar: Shares categories with Terra Security — AI Testing & QA, AI for Cyber Defense.
💵 Enterprise · Contact sales
- 3View alternative →
Novee
$51.5MAI penetration testing that thinks like a real attacker
Why it's similar: Shares categories with Terra Security — AI Testing & QA, AI for Cyber Defense.
💵 Free
- 4View alternative →
Upwind
$430MRuntime-first cloud security platform
Why it's similar: Shares categories with Terra Security — AI for Cyber Defense.
💵 Enterprise · Contact sales
- 5View alternative →
XBOW
$237MAutonomous offensive security AI
Why it's similar: Shares categories with Terra Security — AI for Cyber Defense.
💵 Enterprise · Contact sales
- 6View alternative →
Noma Security
$132MEnd-to-end security for agentic AI
Why it's similar: Shares categories with Terra Security — AI for Cyber Defense.
💵 Pricing not listed
- 7View alternative →
WitnessAI
$85.5MAI safety and governance platform for the enterprise
Why it's similar: Shares categories with Terra Security — AI for Cyber Defense.
💵 Enterprise · Contact sales
- 8View alternative →
Torq
$332MAgentic AI platform for the autonomous SOC
Why it's similar: Shares categories with Terra Security — AI for Cyber Defense.
💵 Enterprise · Contact sales
- 9View alternative →
Vega Security
$185MAI-native security analytics mesh
Why it's similar: Shares categories with Terra Security — AI for Cyber Defense.
💵 Pricing not listed
- 10View alternative →
Saviynt
$870MAI-powered identity security for humans, machines, and AI agents
Why it's similar: Shares categories with Terra Security — AI for Cyber Defense.
💵 Enterprise · Contact sales
- 11View alternative →
Oasis Security
$195MAgentic access management to secure AI agents and non-human identities
Why it's similar: Shares categories with Terra Security — AI for Cyber Defense.
💵 Enterprise · Contact sales
- 12View alternative →
Endor Labs
$188MAI-native application security platform for the AI-generated code era
Why it's similar: Shares categories with Terra Security — AI for Cyber Defense.
💵 Free
- 13View alternative →
GitGuardian
$106MSecrets detection and non-human identity security platform
Why it's similar: Shares categories with Terra Security — AI for Cyber Defense.
💵 Free
- 14View alternative →
Reality Defender
$48MReal-time deepfake detection for enterprises, platforms, and governments
Why it's similar: Shares categories with Terra Security — AI for Cyber Defense.
💵 Free
- 15View alternative →
Momentic
$19.2MAI-native automated software testing platform
Why it's similar: Shares categories with Terra Security — AI Testing & QA.
💵 Free
- 16View alternative →
Doppel
$105MWhy it's similar: Shares categories with Terra Security — AI for Cyber Defense.
💵 Free
- 17View alternative →
Cyberhaven
$250MAI-powered data protection built on data lineage and behavioral analysis
Why it's similar: Shares categories with Terra Security — AI for Cyber Defense.
💵 Free
- 18View alternative →
Antithesis
$152MWhy it's similar: Shares categories with Terra Security — AI Testing & QA.
💵 Free
- 19View alternative →
Astrix Security
$70MIdentity security for AI agents and non-human identities
Why it's similar: Shares categories with Terra Security — AI for Cyber Defense.
💵 Enterprise · Contact sales
- 20View alternative →
Tenzai
$75MWhy it's similar: Shares categories with Terra Security — AI for Cyber Defense.
💵 Free
Frequently asked questions
What are the best alternatives to Terra Security?
The top-ranked alternatives to Terra Security on NeuronFeed are Armadin, RunSybil, Novee, Upwind, XBOW. Rankings are based on our Neuron score, which weighs funding, momentum and editorial signal.
Is there a free alternative to Terra Security?
Yes — Novee, Endor Labs, GitGuardian offer a free plans. See the pricing column for each alternative above.
How is this list ranked?
We rank alternatives by shared categories with Terra Security, then by our proprietary Neuron score (0–100) which combines funding, team quality, momentum, and editorial input. The list refreshes every 30 days.
Terra Security vs Armadin — which is better?
It depends on use case. Armadin (Autonomous AI red-teaming for the era of AI hyperattacks) is the #1-ranked alternative. See the full side-by-side at /compare/terra-security-vs-armadin.
Explore more around Terra Security
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