Lasso Security
Tel-Aviv-founded LLM security platform — adversarial testing, prompt-injection defence, data-leakage prevention. $6M seed Nov-2023 (Entrée Capital + Samsung Next).
Active · Verified 2026-10-28 · fresh as of 2026-10-28 · 17 cited facts, 0 with a third-party source · 1 recorded change · Suggest a correction
At a glance
- Tier
- T2
- Created
- 2023 (founded) vendor fix
- Latest release
- not applicable — wrong section fix
- License
- not applicable — not OSS fix
- GitHub
- not applicable — no GitHub repo fix
- Pricing
- not applicable — wrong section fix
- Funding
- $30M round Sep-2026 (led by ClearSky; Entrée Capital, iAngels, Singtel Innov8, Mindset, Swish Data) vendor fix
- Freshness
- 2026-10-28 fix
- Layer
- agent-infra repo fix
- Licensing
- commercial vendor fix
When to use
Optimised for: enterprise LLM red-team + runtime
Anti-fit: not applicable — wrong section
Pros & cons
Pros
Founders with strong DLP / EDR pedigree; runtime + red-team in one stack; Samsung Next-backed.
Cons
Smaller funding than Pillar/Lakera; early commercial traction; narrow ecosystem.
Claims & capabilities
$6M seed Nov-2023 (Entrée + Samsung Next); OWASP LLM Top-10 coverage; GitGuardian-style secret leakage detection for LLMs
Technical surface
- API surface
- not applicable — wrong section
- Backend storage
- not applicable — wrong section
- Deployment
- SaaS + on-prem
- Embedding model
- not applicable — not a memory product
- Multi-tenancy
- not applicable — wrong section
- MCP
- not applicable — wrong section
- A2A
- not applicable — wrong section
- OpenTelemetry
- not applicable — wrong section
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- Pillar Security T2
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- Promptfoo T2
OSS (MIT) prompt-engineering eval and red-team CLI; supports OWASP LLM Top-10 vulnerability tests, jailbreak generation, and CI/CD pipeline integration. $5M seed Mar-2024 (Andreessen Horowitz). Founders ex-Discord + ex-Smile Identity.
- Protect AI T2
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- Garak T3
OSS (Apache 2.0) LLM vulnerability scanner — 'nmap for LLMs.' Originally Leon Derczynski (Univ Sheffield / ITU Copenhagen); NVIDIA now stewards the project. Tests for jailbreaks, prompt injection, hallucination, data leakage. Apache-2.0.
Sources (16 cited facts, 0 third-party)
Each fact links to the page it came from; the badge says who published it (how to read sources).
- What it is LLM red-team + runtime threat-intelligence platform vendor
- What it does & what's distinct Tel-Aviv-founded LLM security platform — adversarial testing, prompt-injection defence, … vendor
- Claims / benefits $6M seed Nov-2023 (Entrée + Samsung Next); OWASP LLM Top-10 coverage; GitGuardian-style … vendor
- Created 2023 (founded) vendor
- Funding $30M round Sep-2026 (led by ClearSky; Entrée Capital, iAngels, Singtel Innov8, Mindset, … vendor
- Compliance SOC 2 Type II vendor
- Deployment SaaS + on-prem vendor
- HQ Tel Aviv vendor
- Founders / pedigree Elad Schulman (CEO; ex-Symantec); Ophir Dror (CPO) vendor
- Optimised for enterprise LLM red-team + runtime vendor
- Pros Founders with strong DLP / EDR pedigree; runtime + red-team in one stack; Samsung Next-b… vendor
- Cons Smaller funding than Pillar/Lakera; early commercial traction; narrow ecosystem. vendor
- Project & sources www.lasso.security/ vendor
- licensing-bucket commercial vendor
- positioning-platform-vs-product product vendor
- taxonomy-three-layer-rollup agent-infra repo
What changed
Changes to this record's lifecycle, licence, release, pricing and hosting facts, from the catalog's git history. Subscribe (Atom)
Related systems
Referenced by (2)
- LiteLLM integrates with — LiteLLM proxy docs have a Lasso Security guardrail integration page. (verified 2026-10-29)
- Portkey AI integrates with — Portkey docs have a Lasso Security guardrails integration page. (verified 2026-10-29)