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The Best API Security Software in 2026

We researched API security software from official websites, including pricing pages, plan tables, and product documentation. Rankings reflect each product’s ability to discover, protect, govern, and monitor APIs, alongside value for money and verified features. This guide helps teams compare platforms for production API security software.

Our top picks

  1. Top ranked

    A broad API security platform for enterprises that need discovery through runtime defense.

    Pricing on request

  2. Runner-up

    9.3/10

    A broad API security platform for enterprises that need discovery, testing, and runtime analysis.

    Pricing on request

  3. Top-ranked free plan

    9.1/10

    A broad API security platform with discovery, runtime protection, and a free tier.

    Free plan · 14-day trial

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.

The full ranking 30 tools, best first

30 tools
  1. Best forLarge enterprises needing end-to-end API security

    A broad API security platform for enterprises that need discovery through runtime defense.

    • Runtime protection
    • Specification governance
    • Sensitive data detection
    9.4/10★★★★★
    Visit Cequence
  2. Best forEnterprises needing broad API visibility and testing

    A broad API security platform for enterprises that need discovery, testing, and runtime analysis.

    • Runtime protection
    • Specification governance
    • Sensitive data detection
    9.3/10★★★★★
    Visit Akamai
  3. Best forCloud-native enterprises with hybrid API estates

    Enterprise API security spanning discovery, governance, sensitive data, and runtime threats.

    • Runtime protection
    • Specification governance
    • Sensitive data detection
    9.2/10★★★★★
    Visit Salt Security
  4. Best forTeams wanting broad API security with a free tier

    A broad API security platform with discovery, runtime protection, and a free tier.

    • Runtime protection
    • Specification governance
    • Sensitive data detection
    9.1/10★★★★★
    Visit Wallarm
  5. Best forTeams wanting open-source API security with broad coverage

    Open-source API security with discovery, testing, posture management, and runtime protection.

    • Runtime protection
    • Specification governance
    • Sensitive data detection
    9.0/10★★★★☆
    Visit Akto
  6. Best forMulti-cloud teams needing enforcement and monitoring

    A broad API security platform for multi-cloud discovery, enforcement, monitoring, and compliance.

    • Runtime protection
    • Sensitive data detection
    • API posture management
    Pricing on request Our APIDynamics verdict → Visit APIDynamics
    8.9/10★★★★☆
    Visit APIDynamics
  7. Best forEnterprises needing OWASP-focused API risk reduction

    A broad API security platform for enterprises focused on discovery and OWASP risk reduction.

    • Runtime protection
    • Specification governance
    • Sensitive data detection
    8.7/10★★★★☆
    Visit Imperva
  8. Best forTeams needing API and application protection together

    A managed platform combining API security, WAF, bot, and DDoS protection.

    • Runtime protection
    • Specification governance
    • Sensitive data detection
    8.6/10★★★★☆
    Visit ThreatX
  9. Best forHybrid teams needing broad runtime API controls

    Broad API security coverage for hybrid teams, with contact-sales pricing.

    • Runtime protection
    • Specification governance
    • Sensitive data detection
    8.5/10★★★★☆
    Visit Prophaze
  10. Best forEnterprises wanting full-lifecycle API protection

    A broad API security platform for enterprises that need lifecycle coverage from discovery to runtime defense.

    • Runtime protection
    • Specification governance
    • Sensitive data detection
    8.4/10★★★★☆
    Visit Traceable
  11. Best forCloud and Linux teams needing API runtime defense

    A hybrid API security platform for discovery, risk prioritization and runtime defense.

    • Runtime protection
    • Specification governance
    • Sensitive data detection
    8.3/10★★★★☆
    Visit site
  12. Haltdos

    Best forHybrid API gateway and WAF control

    A hybrid API gateway and WAF platform for discovery, validation, and traffic control.

    • Runtime protection
    • Specification governance
    • Sensitive data detection
    8.2/10★★★★☆
    Visit Haltdos
  13. Best forObservability teams adding API runtime protection

    A strong fit for observability teams that need API discovery and runtime blocking.

    • Runtime protection
    • Specification governance
    • Sensitive data detection
    8.1/10★★★★☆
    Visit Datadog
  14. Best forDevelopers seeking affordable API security testing

    Affordable API security testing with governance and enterprise runtime controls.

    • Runtime protection
    • Specification governance
    • Sensitive data detection
    8.0/10★★★★☆
    Visit 42Crunch
  15. Escape

    Best forTeams prioritizing authenticated API security testing

    Business-logic-aware API security testing with authenticated, multi-role coverage.

    Pricing on request Our Escape verdict → Visit Escape
    7.9/10★★★★☆
    Visit Escape
  16. Best forSecurity teams needing deep API testing with a free tier

    A strong API testing platform for teams that need discovery, attack simulation, and replayable evidence.

    • API discovery
    7.8/10★★★★☆
    Try APISec Platform
  17. Best forSmall teams seeking affordable API posture checks

    Affordable API posture checks for small teams, with discovery and exposure analysis.

    • API posture management
    • API discovery
    7.7/10★★★★☆
    Visit Onam Security
  18. Best forDevelopers wanting low-cost self-hosted posture checks

    A low-cost, self-hosted scanner for API posture checks, not runtime protection.

    • Specification governance
    • Sensitive data detection
    • API posture management
    7.6/10★★★★☆
    Visit APIPosture
  19. Best forEnterprises focused on runtime API abuse protection

    An enterprise API security service combining discovery, runtime protection, testing, and risk prioritization.

    • Runtime protection
    • Specification governance
    • Sensitive data detection
    7.5/10★★★★☆
    Visit Radware
  20. Best forCloudflare customers needing managed API protection

    A broad, Cloudflare-native API security add-on for enterprise API teams.

    • Runtime protection
    • Specification governance
    • Sensitive data detection
    7.4/10★★★★☆
    Visit Cloudflare
  21. Best forSelf-hosted teams securing diverse API protocols

    A self-hosted API security platform for discovery, posture management, and gateway controls.

    • Runtime protection
    • Sensitive data detection
    • API posture management
    7.2/10★★★★☆
    Visit CyanoRisk
  22. Best forWAF customers needing baseline API protection

    A broad WAF with baseline API, bot, DDoS, and traffic-control capabilities.

    7.1/10★★★★☆
    Visit Barracuda
  23. Best forF5 environments needing API-aware WAF controls

    A WAF-led API security option for hybrid and multicloud F5 environments.

    7.0/10★★★★☆
    Visit F5
  24. Best forCloud teams needing WAF and API enforcement

    A broad WAF and API security platform for cloud teams with hybrid deployment needs.

    6.9/10★★★☆☆
    Visit Check Point
  25. Best forAppSec teams adding API inventory

    A strong API inventory and discovery layer, but not a complete runtime protection platform.

    • Specification governance
    • Sensitive data detection
    • API posture management
    6.8/10★★★☆☆
    Visit Checkmarx
  26. Best forCloud security teams adding API posture management

    A cloud-based API posture capability for discovering, assessing, and prioritizing API risk.

    • Sensitive data detection
    • API posture management
    • API discovery
    6.7/10★★★☆☆
    Visit Wiz
  27. Best forLarge enterprises focused on API threat blocking

    A high-cost API security platform for enterprises needing runtime threat blocking.

    • Runtime protection
    6.6/10★★★☆☆
    Visit DataDome
  28. Best forTeams wanting free API inventory and drift analysis

    A free API inventory and analysis platform for teams tracking exposure, risk, and specification drift.

    • Specification governance
    • Sensitive data detection
    • API posture management
    6.5/10★★★☆☆
    Try Cisco Panoptica
  29. Best forDevelopment teams prioritizing API posture visibility

    A self-hosted API posture platform with strong discovery and governance, but no runtime protection.

    • Specification governance
    • Sensitive data detection
    • API posture management
    6.4/10★★★☆☆
    Visit apPosture
  30. Best forKubernetes teams needing adjacent workload security

    A strong Kubernetes and container security service, but not a dedicated API security platform.

    Pricing on request · 30-day trial Our Microsoft Defender for Containers verdict → Visit Microsoft
    6.0/10★★★☆☆
    Visit Microsoft

No tools match those filters.

Compare at a glance

#ToolFree planPaid fromAPI discoveryRuntime protectionAPI posture managementSensitive data detectionScore
1Cequence Unified API ProtectionYesYesYesYes9.4
2Akamai API SecurityYesYesYesYes9.3
3Salt Security API Protection PlatformYesYesYesYes9.2
4Wallarm API SecurityYesYesYesYesYes9.1
5Akto API Security PlatformYesYesYesYesYes9.0
6APIDynamicsYesYesYesYes8.9
7Imperva API SecurityNoYesYesYesYes8.7
8ThreatX API and Application ProtectionYesYesYesYes8.6
9Prophaze API SecurityYesYesYesYes8.5
10Traceable API Security PlatformYesYesYesYes8.4
11Palo Alto Networks Cortex Cloud API SecurityYesYesYesYes8.3
12HaltdosYesYesYesYes8.2
13Datadog App & API ProtectionNo$31/device/moYesYesYesYes8.1
1442Crunch API Security PlatformNo$9/user/moYesYesYesYes8.0
15Escape7.9
16APISec PlatformYes$8,275/unit/yrYes7.8
17Onam Security API SecurityYes$22/unit/moYesYes7.7
18APIPostureYes$9/moYesNoYesYes7.6
19Radware API Security ServiceYesYesYesYes7.5
20Cloudflare API ShieldNoYesYesYesYes7.4
21CyanoRisk API Security Posture ManagementYesYesYesYes7.2
22Barracuda Web Application FirewallNo7.1
23F5 WAF for Distributed CloudNo7.0
24Check Point CloudGuard WAFNo6.9
25Checkmarx API SecurityNoYesNoYesYes6.8
26Wiz API Security Posture ManagementNoYesYesYes6.7
27DataDome API ProtectionNo$3,830/moYes6.6
28Cisco PanopticaYesFreeYesYesYes6.5
29apPosture API SecurityNo$70/user/moYesNoYesYes6.4
30Microsoft Defender for ContainersNoNoNoNo6.0

Head-to-head All 28 comparisons →

Explore other topics All topics →

How we rank API security software

Every tool on this page was researched by iTechGuides Editors from its official website — pricing pages, plan tables and product documentation. We rank on how well each one does this category's core job, what the free or entry plan includes, and where it falls short. Where we have enough verified facts, the score out of 10 is a rubric — job fit, value and how much we could verify — shown with its breakdown on every tool's page; a tool we have not verified enough to score yet shows its rank without a number. Scores are re-checked when a product changes its plans. Read the full editorial policy, or submit a tool we missed.

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update