Buyer's guide

Best API Security software

Security platforms focused on protecting APIs from attacks, data leaks, and unauthorized access through monitoring, testing, and enforcement. Open any profile for real pricing, compliance, and buyer-fit detail, or jump into the api security directory to filter by industry, company size, and certifications.

21 profiled toolsUpdated 2026

1
Anthropic
AI Agents & Sidekicks
Anthropic is an AI safety company that builds Claude, a family of large language models designed for helpfulness, harmlessness, and honesty, available through API and the Claude.ai consumer…
View profile >
2
StackHawk
Dynamic Application Security Testing
Developer-centric DAST tool that runs application security testing in CI/CD pipelines to find and fix AppSec bugs before they hit production.
View profile >
3
Unkey
API Management
Unkey is an open-source API key management platform that handles API key creation, validation, rate limiting, and usage tracking for developer platforms and SaaS products.
View profile >
4
Abnormal Security
Email Security Platforms
Abnormal Security uses behavioral AI to detect and prevent email attacks including business email compromise, phishing, and account takeover.
View profile >
5
Cequence Security
API Security
Cequence Security provides API security and bot management that protects business-critical applications from automated attacks, abuse, and fraud.
View profile >
6
Auth0
Identity & Access Management
Auth0 (by Okta) is an identity platform providing authentication, authorization, and user management APIs for web, mobile, and legacy applications with support for social login, SSO, and MFA…
Deal available
View profile >
7
EZSecure AI
Data Loss Prevention Platforms
AI red teaming and security testing platform validating LLM applications against prompt injection, data leakage, and harmful output risks.
View profile >
8
CircleCI
CI/CD
CircleCI is a continuous integration and delivery platform that automates build, test, and deployment pipelines. It supports cloud and self-hosted environments with powerful parallelism and…
View profile >
9
SydeLabs
Software
AI security platform protecting LLMs and AI applications through real-time threat detection, automated red teaming, and runtime safeguards.
View profile >
10
Falco
Cybersecurity
Falco is an open-source cloud-native runtime security project that detects unexpected application behavior and threats in real time.
View profile >
11
ContractPodAi
Contract Management
ContractPodAi (now Leah) is an AI-powered contract lifecycle management platform that helps enterprises build, orchestrate, and govern intelligent AI agents across legal, procurement, and fi…
View profile >
12
Zenity
AI Governance
Copilot security platform providing governance, security, and compliance for Microsoft Copilot Studio, Power Platform, and low-code AI agents.
View profile >
13
APIsec
API Security
Automated API security testing platform providing continuous discovery and penetration testing of API endpoints throughout the development lifecycle.
View profile >
14
Impart Security
Cloud-Native Application Protection
Unified runtime application and API security platform combining WAF, API security, and bot defense in a single cloud-native sensor.
View profile >
15
ThreatX
Web Application Firewall
Managed API and web application protection platform providing WAF, bot defense, and runtime protection with 24/7 SOC-as-a-service.
View profile >
16
Firetail
API Threat Protection
Open-source API security platform providing code-level API protection with real-time threat detection and API catalog management.
View profile >
17
Cybereason
Endpoint Detection and Response
Cybereason provides endpoint detection and response (EDR/XDR) with automated investigation and remediation powered by AI-driven security analytics.
View profile >
18
Akamai
Content Delivery Networks
Akamai is the world's largest CDN and edge computing platform, delivering and securing web content, applications, and APIs for global enterprises.
View profile >
19
Tyk
API Gateway Platforms
Open source API gateway and management platform providing rate limiting, authentication, and analytics for API-first organizations.
View profile >
20
APIContext
API Testing Platforms
API monitoring and performance platform delivering global testing, compliance evidence, and availability SLAs for critical APIs.
View profile >
21
Levo AI
API Security
API observability and security platform providing automated API documentation, security testing, and runtime monitoring.
View profile >
22
Hopr
API Security
Automated moving target defense for API identity
View profile >
23
GuardRails AppSec
Software
Application security platform scanning for vulnerabilities in code.
View profile >
24
WitnessAI
AI Security Platforms
AI security platform providing guardrails, access controls, and observability for enterprise AI deployments.
View profile >
25
Bright Security
Dynamic Application Security Testing
Developer-friendly DAST for APIs and applications
View profile >
26
Traceable
API Threat Protection
Traceable AI API security platform using distributed tracing for threat protection.
View profile >
27
NOMA Security
AI Security Posture Management
Data and AI security platform monitoring ML pipelines, models, and AI applications across enterprise environments.
View profile >
28
Mayhem
Dynamic Application Security Testing
Application and API security fuzzing from ForAllSecure
View profile >
29
Atmosec
Software
SaaS to SaaS supply chain security platform
View profile >
30
Airlock IAM
Security – Identity & Access Management
Application security and identity gateway by Ergon
View profile >
31
Penta Security
Web Application Firewall
WAF and data encryption solutions from Korea
View profile >
32
Cloudentity
Customer Identity and Access Management
CIAM and API authorization platform with identity, API access, and consent management for enterprise.
View profile >
33
Data Theorem
Software
API, web, mobile, and cloud application security testing platform with automated runtime protection.
View profile >
34
Pynt
API Security
Automated API security testing integrated with CI and QA
View profile >
35
Corsha
Software
Machine identity and API access security
View profile >
36
c/side
Fraud Prevention
Client-side script security and PCI DSS 4.0 compliance
View profile >

Best api security by company size

Best api security for Solo / freelancer Best api security for Startup (1-50)Best api security for Small business (51-200)Best api security for Mid-market (201-1,000)Best api security for Enterprise (1,000+)

Buyers here also look at

Mobile Application Security API Threat Protection Security Dashboard Software Application Security Posture Management AI Security Platforms AI Security Posture Management

Keep exploring

API Security directory & filters All software categories Software deals

Frequently asked

What is the best api security software?

Cubbie ranks 21 profiled api security tools by profile completeness, verified-vendor status, and active deals. The list above leads with the products that carry the most complete, vendor-maintained profiles.

How does Cubbie choose these api security tools?

Listings are drawn from the live catalog and ordered so products with substantive, vendor-maintained profiles surface first. Cubbie does not accept payment for ranking position.

Ranked from Cubbie's live catalog, https://www.cubbie.com/best/api-security