Pentest as a Service Pricing Guide: What You're Actually Paying for with AI Penetration Testing

Pentest as a Service Pricing Guide: What You're Actually Paying for with AI Penetration Testing

Security buyers always ask the same question: "what does this cost, and what am I actually getting for it?" The honest answer for ai penetration testing as a service is that the economics are different from the traditional pentest-consultancy model by enough that the comparison looks unfair. This post spells out the math and the value equation.

The legacy pentest cost structure

A traditional penetration-test engagement for a SaaS company looks like:

• Engagement size. Typically one week of effort per engagement. Scoped as "test the web app" or "test the API surface". Some firms offer two-week or four-week engagements for larger scopes.
• Daily rate. Senior pentesters run $1,500–$3,000 / day (US major-metro). Principal-level or specialised practitioners (ICS, mobile, smart contracts, etc.) run $2,500–$5,000 / day.
• Team shape. Typically 1.5 people — a primary tester plus half-time of a secondary for reporting / review.
• Engagement total. $25,000–$75,000 for a single week. $150,000+ for a month-long engagement.
• Cadence. Annual is typical. Some regulated entities do semi-annual or quarterly.

Arithmetic: at $50K for one week, cost-per-day-of-coverage is $7,150. Your remaining 358 days are uncovered.

What Pentestas costs

Free tier

• 10 scans / month
• 1 verified domain
• 1 concurrent scan
• No AI analysis, no agents, no custom branding, no SSO
• Community support

Useful for: first-month evaluation, small personal projects, open-source project testing.

Pro tier

• ~$1,000–$2,000 / month
• 200 scans / month
• 10 verified domains
• 5 concurrent scans
• AI analysis on (Claude-driven)
• 3 agents (Linux or Windows)
• Custom report branding
• Scheduled scans + diff mode
• Webhooks + Slack
• 3-year retention
• 99.5% SLA

Useful for: most SaaS companies with one product + normal CI cadence.

Enterprise tier

• Negotiated (typical $50K–$150K / year)
• Unlimited scans / agents / verified domains
• SSO (SAML / OIDC)
• BYOK encryption
• 99.9% SLA
• Dedicated customer success manager
• Slack support channel

Useful for: multi-product organisations, regulated industries, enterprises with procurement / DPA requirements.

Anthropic AI costs (separate)

Pentestas uses Anthropic's Claude for AI analysis. Two billing models:

1. Pentestas-managed. We pay Anthropic; you pay Pentestas a slightly higher tier price. ~$5-10 of AI cost per scan is baked into the subscription.
2. Bring-your-own-Anthropic-key. You supply your own Anthropic API key. Pentestas's subscription drops to a platform-only fee; AI costs go to your Anthropic billing. Typical spend: $100–$500/month depending on scan volume + white-box usage. Can be cheaper than the managed model if you negotiate enterprise rates with Anthropic.

The per-unit math

Annual consultant engagement: - $50,000 for one week - 40 engineer-hours of coverage - 7 days of in-scope coverage - $7,150 per scanned day (worst case: 0 days covered between engagements)

Continuous Pentestas Pro: - $1,500/month × 12 = $18,000/year - ~200 scans/month × 12 = 2,400 scans/year - 365 days of in-scope coverage - ~$50 per scan (including baseline Anthropic cost) - ~$50/day of active testing = 142× cheaper per coverage-day than consultant

Both represent real value; they're not equivalent deliverables. The consultant engagement includes business-logic depth, bespoke attack-chain research, and human judgment that Pentestas doesn't replicate. Pentestas provides continuous coverage of OWASP-Top-10-adjacent bugs that the annual consultant can't provide except during their week.

The right programme has both: annual consultant engagement at $50K for the deep week + continuous Pentestas at $18K/year for the other 358 days. Total $68K/year, full coverage, maximum signal — vs. annual-only at $50K with massive gaps.

The Hormozi-style value stack

For the buyer who thinks in offer economics:

Dream outcome: ship secure software at CI/CD cadence without paying for consultants every week. Pass regulator audits without surprises. Never miss a vulnerability-introducing change in production.

Perceived likelihood of achievement (risk reduction): - Accuracy Gate + "no exploit, no report" = <10% FP rate. - Attack chain synthesis = multi-step bugs that matter actually get found. - Source-code-aware mode = every finding cites the exact line of code. - Per-tenant encryption + BYOK = procurement-ready. - SOC 2 Type II + BAA + EU DPA = compliance-ready.

Time delay: scan-to-finding < 60 minutes. Onboarding complete in under 30 minutes.

Effort and sacrifice: - CLI: 2 commands to scan. - CI integration: 15 minutes. - YAML config: 40-line file commits to your repo. - Triage: ~2 hours / week declining as baseline stabilises.

Value equation (Hormozi): (dream × likelihood) / (time × effort). Pentestas's math is:

• dream × likelihood: large (continuous AI pentest, <10% FP rate)
• time × effort: small (60-minute scans, 15-minute CI setup, 2-hour weekly triage)

Division: a high number. The Pro tier is $18K/year vs. the alternative of $50K/year for 7 days of coverage. Ratio: 2.7× cheaper for 50× more coverage-days.

Total cost of ownership comparison

A mid-size SaaS (30 engineers, $8M ARR, SOC 2 + HIPAA compliance, weekly deploys):

Option A — annual pentest only

• Annual pentest: $50K
• Internal security tooling (vuln scanner, SAST, SCA, secret detection): $30K
• Engineering time triaging annual-pentest findings: 40 hours × $200 loaded rate = $8K
• Total: $88K / year
• Coverage: 7 days hands-on-keyboard + continuous auto-scanner noise

Option B — Pentestas Pro + annual pentest

• Annual pentest: $50K (kept, for human depth)
• Pentestas Pro: $18K
• Anthropic BYOK: $3K
• Internal tooling: reduced to $15K (Pentestas replaces some SAST / SCA surface)
• Engineering time: 2 hours/week × 52 = 104 hours × $200 = $20K (more time because more coverage = more findings to triage, but each finding is real)
• Total: $106K / year
• Coverage: 7 days hands-on + 358 days continuous AI pentest

Option B costs 20% more but delivers roughly 50× more scanned days and catches the regression bugs that Option A structurally cannot. For SOC 2 / HIPAA / PCI-adjacent organisations the extra $18K is less than a single incident's legal bill — ROI is provably positive.

Pricing objections

"It's $1,500/month. Our security budget is already tight." Compare to what one security incident costs. A single PHI breach under HIPAA averages $10M in settlement + mitigation. A single PCI card-data leak averages $4M. A single legal-platform document leak is a terminal-client-relationship event. $18K/year to meaningfully reduce probability is trivial.

"We can get cheaper tools." You can. You'll pay in engineering triage time. The hidden cost of a 70%-FP scanner on a typical SaaS is $26K/year in engineer attention. Pentestas's Accuracy Gate removes that cost.

"We'd rather hire an engineer." A loaded AppSec engineer is $250K/year. Pentestas Pro + annual consultant is $68K. You can hire the engineer AND add Pentestas, and the total is cheaper than two engineers.

"Consultants cost less per engagement." Per engagement, yes. Per year of coverage, no. A single consultant-week doesn't scale to 50 deploys a week; Pentestas does.

"We need on-prem / air-gapped." Enterprise has this option. Contact sales.

"We can't give you our source code." White-box mode is optional. Black-box Pentestas Pro still delivers continuous coverage at $18K/year — use it without source.

Plan matrix

How to choose

• Side project or open-source → Free.
• Mid-size SaaS with one product → Pro.
• Multi-product org, regulated industry, procurement requirements → Enterprise.
• Fortune 500 / bank / insurer → Enterprise with negotiated deployment options.

Start on Free or Pro. Upgrade when you hit a capability you need.

Start free + upgrade when ready 10 scans / month on the free tier is enough to evaluate Pentestas against your existing tools.

Further reading

• Plans and limits — full feature-by-feature matrix
• Continuous pentest as a service — the operational model
• Multi-tenant encryption — procurement-ready data handling