# Pentest buyer guides Source: https://pentestcompare.com/guides/ Publisher: Excession Labs (pentestcompare.com) Last updated: 2026-11-09 Buyer guides for penetration testing: cost and pricing models, providers for startups and SOC 2, AI vs human testing, PTaaS, and how to judge sample reports. Guides for people choosing a penetration testing provider. They use the [provider dataset](/) and primary sources, and they say where the evidence stops. - [Cobalt alternatives for penetration testing](https://pentestcompare.com/compare/cobalt-alternatives/): Cobalt.io alternatives for pentesting, grouped by need: published per-test prices, human-led testing, fast automated tests. Sources checked 9 November 2026. - [Cobalt vs HackerOne for penetration testing](https://pentestcompare.com/compare/cobalt-vs-hackerone/): Cobalt vs HackerOne pentest compared on delivery, scope, pricing, turnaround, retests, sample reports and credentials, with vendor sources checked on 9 November 2026. - [HackerOne pentest alternatives](https://pentestcompare.com/compare/hackerone-pentest-alternatives/): HackerOne pentest alternatives grouped by need: published prices, a sample report, set retest terms, or a consultancy. Sourced from vendor pages on 9 November 2026. - [Synack vs Cobalt for penetration testing](https://pentestcompare.com/compare/synack-vs-cobalt/): Synack vs Cobalt compared on delivery, scope, price units, turnaround, retests, sample reports and credentials, with vendor sources checked on 9 November 2026. - [XBOW alternatives for autonomous and AI-assisted pentesting](https://pentestcompare.com/compare/xbow-alternatives/): XBOW alternatives grouped by need: a published price, a sample report, a human reviewer, or network coverage. Facts sourced from vendor pages on 9 November 2026. - [XBOW vs Horizon3 NodeZero](https://pentestcompare.com/compare/xbow-vs-horizon3/): XBOW vs Horizon3 NodeZero compared: an autonomous web and API agent vs a network-first platform with a web module. Prices, units and sources checked 9 Nov 2026. - [AI red teaming companies: who tests LLM apps and agents](https://pentestcompare.com/guides/ai-red-teaming-providers/): AI red teaming companies that test LLM apps and agents: eight dataset providers, the publisher and two specialists, with scope, method and sources. Nov 2026. - [AI vs human pentesting: what 15 providers say they do](https://pentestcompare.com/guides/ai-vs-human-pentesting/): AI vs human pentesting across 15 providers: who sorts into human-led, hybrid and automated by their own words, the tradeoffs, and where human judgment still matters. - [Automated penetration testing tools: four categories, named](https://pentestcompare.com/guides/automated-pentesting-tools/): Automated penetration testing tools in four types: autonomous platforms, AI pentest services, AI-assisted DAST and open-source agents, with sourced prices. - [Bug bounty vs pentest: how to choose](https://pentestcompare.com/guides/bug-bounty-vs-pentest/): Bug bounty vs pentest compared on payment, tester count, coverage, audit use and retests, with quotes from Bugcrowd and HackerOne docs, checked Nov 2026. - [How to judge a pentest provider by its sample report](https://pentestcompare.com/guides/judge-a-pentest-provider-by-its-sample-report/): Nine signals to check in a pentest sample report before you buy, plus which of 14 providers publish one, with links and the date we checked them. - [Penetration testing cost: published prices from 14 providers](https://pentestcompare.com/guides/penetration-testing-cost/): Penetration testing cost by pricing model, with list prices copied from provider pages, why units differ, what raises a quote, and what a quote should include. - [Penetration testing for startups: how to choose a provider](https://pentestcompare.com/guides/pentest-providers-for-startups/): Penetration testing for startups: which delivery type fits which need, tradeoffs of 15 providers from published data, and what evidence to ask for before you buy. - [Pentest vs vulnerability scan: which one do you need?](https://pentestcompare.com/guides/pentest-vs-vulnerability-scan/): Pen test vs vulnerability scan: what each does, how NIST defines them, how PCI DSS 11.3 (scans) differs from 11.4 (pentests), and a table to pick one. - [Penetration testing as a service (PTaaS) vs traditional pentesting](https://pentestcompare.com/guides/ptaas-vs-traditional-pentesting/): Penetration testing as a service explained: how PTaaS platforms, consultancies and automated tools differ in contract, price and retesting, with provider examples. - [Questions to ask a pentest provider before you sign](https://pentestcompare.com/guides/questions-to-ask-a-pentest-provider/): 24 questions to ask a pentest provider, grouped by scope, people, method, report, retest and contract. Each has the reason to ask and a good answer signal. - [SOC 2 penetration testing providers: what to compare](https://pentestcompare.com/guides/soc-2-penetration-testing-providers/): SOC 2 penetration testing providers compared on sample reports, credentials and retest terms, with the AICPA wording and the evidence to request. More: [head-to-head comparisons](/compare/) · [glossary](/glossary/) · [scoping checklist](/tools/scoping-checklist/)