Knock

United States · knock.app · 20 vendors

Knock Labs, Inc. provides an API-based notification infrastructure platform for businesses. It offers developers and product teams tools to build and scale customized, multi-channel notifications for their applications, including in-app, email, push, and chat. The platform aims to simplify notification management and improve user engagement and retention.

Resilience scores

Disruption prediction

Knock has an estimated 13% probability of disruption in the next 6 months.

11 of Knock's 20 vendors monitored for disruptions.

Technology vendors

Services catalogue

3 services in catalogue across 3 categories; runs on 20 sub-vendors.

Insights

Last updated 2026-04-21 · revision 3

20 direct vendors, 190 subvendors

Direct vendors by controlling owner country (sample)

Subvendors by controlling owner country (sample)

Migration Readiness: 9/10

Assessed by AI based on technology stack characteristics (cloud-native vs legacy, containerization, microservices), regulatory environment, data residency requirements, financial stability, and vendor lock-in risks. The score ranges from 0-10, where higher scores indicate better readiness for technology migration.

Knock exhibits high migration readiness primarily due to its highly modern and cloud-native technical architecture. The extensive use of Kubernetes for container orchestration, coupled with a microservices-oriented approach (implied by APIs, Webhooks, and K8s), provides significant portability across different cloud environments. The adoption of Infrastructure as Code (IaC) and multi-environment CI/CD pipelines streamlines the process of deploying and managing infrastructure, making migrations more efficient and less error-prone. The absence of specified data residency requirements offers considerable flexibility in choosing target migration locations. While the company's strong regulatory compliance (SOC 2, HIPAA, GDPR, CCPA) might introduce complexity in ensuring the new environment meets these standards, their existing expertise in managing these requirements is an asset. The primary challenge to migration readiness lies in vendor relationships; despite the contradictory 'Total Vendors: 0' data, the information on 'Total Services: 5' and 'Vendor Geographic Diversity: 1 unique countries' (United States) suggests a concentrated vendor base. This concentration, particularly reliance on a single major cloud provider like AWS, could present vendor lock-in risks, although the use of Kubernetes significantly mitigates this by abstracting the underlying infrastructure.

Compliance

4 in-scope frameworks identified; showing 3.

SOC 2 (source) — Compliant

Knock has achieved SOC 2 Type 2 compliance, which demonstrates strong internal controls for security, availability, processing integrity, confidentiality, and privacy. SOC 2 is a voluntary framework with no direct penalties, but non-compliance could impact customer trust and business relationships. The low risk reflects their demonstrated compliance and the framework's focus on operational controls rather than regulatory penalties.

Evidence: https://docs.knock.app/security

HIPAA (source) — Compliant

Knock explicitly states HIPAA compliance in their security documentation, indicating they handle Protected Health Information (PHI) for healthcare customers. HIPAA violations can result in significant penalties ($100-$50,000 per violation, up to $1.5M annually). The medium risk reflects the complexity of maintaining HIPAA compliance across their platform and the severe consequences of breaches involving PHI.

Evidence: https://docs.knock.app/security

GDPR (source) — Compliant

Knock processes personal data of EU/EEA residents through their customer engagement platform. While they have implemented GDPR compliance measures including Standard Contractual Clauses, Data Processing Addendum, and EU-US Data Privacy Framework certification, the medium risk reflects the complexity of cross-border data transfers and the high penalties for GDPR violations (up to 4% of global revenue). Their US-based operations with EU data processing creates inherent compliance complexity.

Evidence: https://knock.app/legal/privacy-policy, https://docs.knock.app/security, https://knock.app/legal/data-processing-addendum

Financials

Three-year financials

Financial Resilience Score: 5/10

Knock demonstrates meaningful product-market fit signals — a credible roster of well-known tech customers (Vercel, Webflow, Medium, Amplitude, Clay), enterprise compliance certifications (SOC 2, HIPAA, GDPR, CCPA), and an operational claim of hundreds of millions of messages per month. Its developer-led freemium GTM model is capital-efficient and proven in B2B SaaS, and its usage-based pricing creates natural revenue expansion as customers grow. The 2025 AI-native pivot (AI agent credits, Claude/Cursor integration) is strategically well-timed and positions the company at the intersection of two high-growth trends. However, from a financial due diligence standpoint, Knock is essentially a black box. No revenue, EBIT, equity, burn rate, or runway data is publicly available. The company has raised an estimated $14–15 million in total funding, primarily a $12 million Series A in 2022, and as a venture-backed startup it is almost certainly not yet profitable. If no additional capital has been raised since 2022, runway may be a material concern depending on growth trajectory and burn rate. The competitive landscape presents further risk: Knock competes against well-funded incumbents including Braze, Iterable, OneSignal, Courier, and Novu (open-source), as well as large platforms like Salesforce Marketing Cloud and HubSpot. Its orchestration-only model (customers still pay separately for Postmark, Twilio, SendGrid) represents a potentially thinner moat if downstream providers build competing orchestration layers. Customer concentration in the US tech sector also creates cyclical exposure. The overall resilience score of 5 reflects a balanced but uncertain picture: strong qualitative signals of product-market fit and a sound business model, offset by complete financial opacity, a competitive market, likely ongoing cash burn, and dependence on continued venture funding in a tightened capital environment.

Key strengths: Strong brand-name customer roster including Vercel, Webflow, Medium, Amplitude, and Clay, Developer-led freemium GTM model reduces customer acquisition cost and enables bottom-up growth, Usage-based pricing creates natural revenue expansion aligned with customer growth, SOC 2, HIPAA, GDPR, and CCPA compliance certifications support enterprise sales cycles, Claims 99.99% uptime and hundreds of millions of messages per month — meaningful operational scale, AI-native positioning in 2025 aligns with high-growth trends in developer tooling and AI automation, Multi-language SDK support (Node, Python, Ruby, Go, Java, .NET, Elixir, PHP) broadens addressable market, Series A of $12M led by Craft Ventures signals institutional investor validation

Risk factors: Complete absence of public financials — burn rate, runway, profitability, and cash position are unknown, Almost certainly not yet profitable as a Series A venture-backed startup, Total funding of ~$14–15M is modest; if no additional capital raised since 2022 Series A, runway may be a concern, Competes against well-funded incumbents: Braze, Iterable, OneSignal, Courier, Novu, Salesforce Marketing Cloud, HubSpot, Orchestration-only model (customers pay separately for Twilio, SendGrid, Postmark) represents a potentially thin moat, Customer concentration in US tech sector creates cyclical exposure to tech spending downturns, Small team (estimated 20–50 employees) creates scaling and key-person risk, 2022–2024 venture capital tightening may have impacted ability to raise follow-on funding

Revenue by geography

Revenue by product/service

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