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Crucible

Free plan LinuxSelf-hosted

Visit Crucible Alternatives Pricing

Crucible's own site

Plans

PlanBilled and limitsPrice
CommunityFor individual builders and open-source projects · Full CLI & all 8 test modules · 153 attack vectors across 11 modules · Local & CI reports (JSON/HTML) · Community Discord supportFree
TeamEarly Access · For teams shipping agents to production · Everything in Community · Drift monitoring & Slack alerts · Regression tracking · Hosted dashboards · Priority supportOn request
EnterpriseCustom · For orgs with compliance & scale requirements · Everything in Team · SSO, audit logs, on-prem / VPC deploy · Custom attack modules & SLAs · Dedicated security engineering supportOn request

As crucible-security.github.io lists them, read 5 Oct 2026. The maker's own page has the final word.

Facts from Crucible's own pages

Attack coverage
The site lists 11 modules and 153 attack vectors, with 8 of 10 OWASP Agentic risks covered and two in active development. · crucible-security.github.io, 5 Oct 2026
CI/CD
The GitHub Actions integration can fail a build when an agent's security score drops below a configured threshold. · crucible-security.github.io, 5 Oct 2026
Install requirements
The CLI installs with pip, supports Python 3.10+, and the site says no Docker, cloud signup, or API key is needed to start. · crucible-security.github.io, 5 Oct 2026
Integrations
It supports LangChain, CrewAI, AutoGen, raw MCP endpoints, and agents with an HTTP or MCP interface. · crucible-security.github.io, 5 Oct 2026
Intended users
The Community plan is for individual builders and open-source projects, and Team is for teams shipping agents to production. · crucible-security.github.io, 5 Oct 2026
License
The core engine and test modules are described as Apache 2.0 and free, with no feature gating on security tests. · crucible-security.github.io, 5 Oct 2026
Maker
The team page names Khalid Saifullah Sayyed as Founder & Core and says the team was built in 2026. · crucible-security.github.io, 5 Oct 2026
Privacy
The site says local scanning requires no signup and has no telemetry by default. · crucible-security.github.io, 5 Oct 2026
Purpose
Crucible stress-tests AI agents against attack vectors including prompt injection, goal hijacking, and tool misuse before production. · crucible-security.github.io, 5 Oct 2026
Reports
Scans produce an A–F graded report with severity, OWASP mapping, and reproduction steps. · crucible-security.github.io, 5 Oct 2026
Scan speed
Crucible says it runs 90 attack payloads against an agent in under 60 seconds. · crucible-security.github.io, 5 Oct 2026
Support
The Community plan lists Discord support, while Team lists priority support and Enterprise lists dedicated security engineering support. · crucible-security.github.io, 5 Oct 2026
Testing approach
Crucible evaluates actual agent tool calls, side effects, and outcomes rather than only generated text. · crucible-security.github.io, 5 Oct 2026

Where Crucible stands on Freedom251

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