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SigmaShake Pricing 2026

Complete pricing guide for SigmaShake — plans, costs, and free options.

FreemiumStarting at $5/monthUpdated August 18, 2026

💰 SigmaShake Pricing Overview

SigmaShake uses a freemium pricing model. Free tier available with optional paid upgrades. Current pricing: One flat plan. The app is free to download but $5/month to use, billed monthly and cancellable anytime — the pricing page is explicit that an active subscription is required to use any value surface and there is no free tier of the product itself. Pro at $5/mo includes private rulesets installable from your own private GitHub repos or publishable privately to the Hub for your team, signed tamper-evident cloud audit sync with 7-day cloud retention, unlimited tool evaluations and priority email support. Full audit history is always kept in the local log regardless of plan. Enterprise is custom-priced with everything in Pro plus extended audit retention (90-day cloud) and procurement-oriented terms. Per-user install, available on the Mac App Store, Microsoft Store and other platforms.. SigmaShake is a popular ai security & testing tool known for runtime guardrails that block dangerous ai agent commands deterministically in about 85ms, with full audit. You can get started with SigmaShake for free and upgrade to a paid plan as your needs grow.

ChatGPT already recommends SigmaShake. Does it recommend yours?

Before you compare plans: SigmaShake is what ChatGPT names when someone asks for a ai security & testing recommendation. If you build a competing tool, run a free AI-visibility scan on it — 5 prompt angles, ~30 seconds, no signup, no card.

🔍 Compare Before You Buy

Comparing SigmaShake to similar tools helps you make the best choice for your budget and needs:

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Aider

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Open-source AI pair programmer for terminal-based code editing

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Continue

Open Source

Open-source AI code assistant with custom models

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SigmaShake Plans & Pricing

Most Popular

The app is free to download but

$5/month

to use, billed monthly and cancellable anytime — the pricing page is explicit that an active subscription is required to use any value surface and there is no free tier of the product itself

Pro at

$5/month

includes private rulesets installable from your own private GitHub repos or publishable privately to the Hub for your team, signed tamper-evident cloud audit sync with 7-day cloud retention, unlimited tool evaluations and priority email support

Enterprise

Custom

is custom-priced with everything in Pro plus extended audit retention (90-day cloud) and procurement-oriented terms

* Pricing information is based on publicly available data and may not reflect current promotions, annual discounts, or regional pricing. Visit the official SigmaShake website for the latest pricing.

Is SigmaShake Free?

Yes, SigmaShake offers a free plan

SigmaShake offers a free tier that lets you try the platform without any payment. The free plan typically includes core features with usage limits. For power users, paid plans unlock additional features, higher limits, and priority support.

SigmaShake Feature Comparison

Here's how SigmaShake's key features are typically distributed across pricing tiers. Feature availability is estimated based on common SaaS patterns — check the official site for exact tier details.

FeatureThe app is free to download butPro atEnterprise
Deterministic native rule evaluation with no model inference or token cost
Denies dangerous shell and tool calls before they execute
Local tamper-evident audit log with optional signed cloud sync
Open SHAKEDOWN containment benchmark published with the corpus
Desktop app, VS Code extension, MCP server and rule builder
Works with Claude Code, Cursor, Gemini CLI, VS Code and Codex

✓ = Full access · ◐ = Limited · — = Not available. Feature availability is estimated and may vary.

Is SigmaShake Worth It?

SigmaShake is a freemium ai security & testing tool that offers 6 key features including Deterministic native rule evaluation with no model inference or token cost, Denies dangerous shell and tool calls before they execute, Local tamper-evident audit log with optional signed cloud sync. SigmaShake puts deterministic guardrails around AI coding agents at runtime. Rather than asking the model nicely, it intercepts the tool calls an agent tries to make and evaluates them against rules you control, so a shell command targeting a production path is denied before it executes. The evaluation is native and deterministic — no model inference, no GPU, no token cost — which the company measures at roughly 85 ms per decision, with denials landing in under 2 ms in their demo. Everything the agent does is written to a local audit log, and paid accounts can sync a signed, tamper-evident copy to the cloud for security review. The distinguishing move is that they published the benchmark rather than just claiming the result: SHAKEDOWN is an open agent-containment benchmark scoring containment multiplied by one minus the false-block rate, run over 324 attack tasks across 9 agent harnesses, with a corpus of 3,855 malicious and 1,894 benign tasks. SigmaShake reports 100 on it at 100% of attacks blocked with a 0% false-block rate, against modelled scores of 49.5 for a sandbox runtime, 21.1 for a policy kernel, 19.3 for a skill-based guardrail and 18.1 for a prompt guard. It ships as a desktop app for Windows, macOS and Linux plus a VS Code extension, an MCP server and a rules hub, and supports Claude Code, Cursor, Gemini CLI, VS Code and Codex.

SigmaShake is a good choice if you need:

  • Deterministic native rule evaluation with no model inference or token cost
  • Denies dangerous shell and tool calls before they execute
  • Local tamper-evident audit log with optional signed cloud sync
  • Open SHAKEDOWN containment benchmark published with the corpus
  • Desktop app, VS Code extension, MCP server and rule builder

💡 Value Assessment

With a free tier available, SigmaShake is an easy recommendation for anyone looking to try ai security & testing tools without financial commitment. The paid plans offer good value for power users who need the additional features and higher usage limits.

SigmaShake Key Features

SigmaShake comes packed with features that make it a strong contender in the ai security & testing space. Here's what you get:

1.
Deterministic native rule evaluation with no model inference or token cost

Available in the free plan with limits — Deterministic native rule evaluation with no model inference or token cost helps you work more efficiently with SigmaShake.

2.
Denies dangerous shell and tool calls before they execute

Available in the free plan with limits — Denies dangerous shell and tool calls before they execute helps you work more efficiently with SigmaShake.

3.
Local tamper-evident audit log with optional signed cloud sync

Available in the free plan with limits — Local tamper-evident audit log with optional signed cloud sync helps you work more efficiently with SigmaShake.

4.
Open SHAKEDOWN containment benchmark published with the corpus

Powered by advanced AI models, SigmaShake delivers intelligent content generation capabilities.

5.
Desktop app, VS Code extension, MCP server and rule builder

Available in the free plan with limits — Desktop app, VS Code extension, MCP server and rule builder helps you work more efficiently with SigmaShake.

6.
Works with Claude Code, Cursor, Gemini CLI, VS Code and Codex

Available in the free plan with limits — Works with Claude Code, Cursor, Gemini CLI, VS Code and Codex helps you work more efficiently with SigmaShake.

SigmaShake Alternatives & Their Pricing

Considering alternatives to SigmaShake? Here's how competing tools compare on pricing:

Cline

Open Source

Autonomous AI coding agent for VS Code

Pricing: Free and open-source. Bring your own API key (works with Anthropic, OpenAI, etc.)

Aider

Open Source

Open-source AI pair programmer for terminal-based code editing

Pricing: Free and open-source. BYOK for LLM API costs

Continue

Open Source

Open-source AI code assistant with custom models

Pricing: Free and open-source. Bring your own API keys or self-host

🏷️

Is SigmaShake your tool?

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Ready to try SigmaShake?

Visit the official website for the latest pricing and to get started.

Frequently Asked Questions

Is SigmaShake free to use?

Yes, SigmaShake offers a free tier that you can use without paying. Paid plans starting at $5/month unlock additional features and higher usage limits.

How much does SigmaShake cost in 2026?

As of 2026, SigmaShake pricing is: One flat plan. The app is free to download but $5/month to use, billed monthly and cancellable anytime — the pricing page is explicit that an active subscription is required to use any value surface and there is no free tier of the product itself. Pro at $5/mo includes private rulesets installable from your own private GitHub repos or publishable privately to the Hub for your team, signed tamper-evident cloud audit sync with 7-day cloud retention, unlimited tool evaluations and priority email support. Full audit history is always kept in the local log regardless of plan. Enterprise is custom-priced with everything in Pro plus extended audit retention (90-day cloud) and procurement-oriented terms. Per-user install, available on the Mac App Store, Microsoft Store and other platforms.. Pricing may vary based on billing cycle (monthly vs annual) and region. Visit the official SigmaShake website for the most current pricing.

What is the cheapest SigmaShake plan?

The cheapest option is the free tier. If you need premium features, the most affordable paid plan is The app is free to download but at $5/month.

Does SigmaShake offer enterprise pricing?

Yes, SigmaShake offers custom enterprise pricing with features like dedicated support, custom integrations, enhanced security, and volume discounts. Contact their sales team for a personalized quote.

What are the best alternatives to SigmaShake?

Popular alternatives to SigmaShake include Cline, Aider, Continue. Each offers different features and pricing structures. Compare them on AISO Tools to find the best fit for your needs and budget.

Is SigmaShake worth the price?

SigmaShake is well-regarded in the security-testing space, offering features like Deterministic native rule evaluation with no model inference or token cost, Denies dangerous shell and tool calls before they execute, Local tamper-evident audit log with optional signed cloud sync. Whether it's worth the investment depends on your specific needs, usage volume, and budget. The free tier lets you try it before committing to a paid plan.

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