14-day free trial · no credit card

Try Starter Free for 14 Days

Drop Context Guard in front of your OpenAI or Anthropic API calls. Detect prompt injection, PII leaks, and context poisoning in real time. Full Starter access - upgrade or cancel anytime before day 14.

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Start your 14-day Starter trial

Full Starter-tier access for 14 days. No credit card. Cancel any time.

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Starter trial

14 days · then £499/mo

  • 5 protected AI endpoints
  • 5,000,000 inspections / month
  • 1,000 included blocked threats / month
  • OpenAI & Anthropic proxy support
  • Signature + heuristic detection
  • PII / secret redaction
  • Default OWASP-aligned policy pack
  • Triage dashboard with live data
  • Email & webhook alerts
  • 30-day log retention
No credit card required for the trial

Need more?

Compare the full Starter and Growth plans side-by-side.

StarterTrial

£499/mo

  • 5 protected AI endpoints
  • 5,000,000 inspections / month
  • 1,000 included blocked threats / month
  • OpenAI & Anthropic proxy support
  • Signature + heuristic detection
  • PII / secret redaction
  • Default OWASP-aligned policy pack

£0.40 per threat above included pool

Growth

£2,500/mo

  • 25 protected endpoints
  • 50M inspections / month
  • 10,000 blocked threats included
  • Everything in Starter
  • LLM-powered judge model
  • Custom policies & SSO

£0.25 per threat above included pool

14-day trial · cancel any time · no card required to start