Agents Fail Over 50% of Tasks

Make your agents reliable

It's usually not the model. It's the agent's config, tools, context, and guardrails. Trustabl finds and fixes these issues before they reach production. We're the leaders in agent reliability engineering →
Open source  •  Runs locally  •  Deterministic  •  No code leaves your machine
Findings ·
Review session

Works with

GitHub
Claude
OpenAI
LangGraph
CrewAI
OpenShell
MCP
Microsoft
VS Code
Cursor
BENEFITS

Why Teams Use Trustabl

Higher agent success rate

Increase your reliability score, reduce failure.

Automates issue remediation

IDE integration enables inline suggested fixes.

Reduced debugging work

Solve issues before they become problems.

Better compliance and security

Maps to compliance frameworks, hardens agents.

Lowers token costs

Better tool calling, limits failed retries.

Generates policies

For OpenShell, Microsoft ACS, and more.

Supply chain visibility

Total visibility with CycloneDX and VEX.

Less manual hardening

Generates production-grade metadata for you.

Static Analysis

What Trustabl fixes

Covers every layer of your agent stack. No LLM required. Fully offline.
Category Example Finding
Tool definition Missing tool description causing incorrect LLM selection
Input validation User-controlled parameter passed without validation
Shell safety Shell command built from unsanitized input
Path safety Path traversal vulnerability in file tool
Network HTTP request without timeout or SSRF protection
Retry logic Duplicate execution because retries aren't idempotent
Error handling Exception swallowed, agent silently fails
Observability Missing traces, logs, or token cost reporting
Guardrails Dangerous tool callable without approval
Repository hygiene SDK version drift, missing configuration, stale metadata
Specialized Framework-specific issues across Claude SDK, OpenAI Agents SDK, Google ADK, MCP, Skills, and OpenShell

Coverage

What Trustabl evaluates

What we analyze

Agents

Every declaration, config captured

Sub-agents

Markdown agent definitions

Tools

Custom function tools

Hosted tools

Built-ins: shell, search, computer

Skills

SKILL.md + bundled files

Slash commands

Command prompts

MCP servers

Registrations + configs

Guardrails

Input / output

Sessions

Memory + persistence

Handoffs

Agent-to-agent edges

Plugins

Manifests + marketplaces

Permissions

Settings + tool grants

What we look for

Reliability and safety

The headline 197 rules: missing guardrails, over-broad permissions, shell and code execution, SSRF.

Secrets

Credentials committed in agent and skill artifacts.

Known CVEs

Vulnerable dependencies, matched against an OSV snapshot (opt-in).

Get Started in 2 Minutes
1
Add the GitHub Action
Add Trustabl to your repo's CI pipeline. Scans run automatically on every push.
uses: trustabl/trustabl-action@v0
2
Add Trustabl to your dev tool
Install the Trustabl integration for Cursor, Claude Code, or your preferred IDE.
ext install trustabl.trustabl-vscode
3
See issues and fixes in your IDE
Review findings with explanations and apply suggested fixes directly in your editor.
✓ 7 fixed · score 91% · PASS
Context

Trustabl complements your security tools

Trustabl solves agent reliability issues, something cybersecurity tools don't address. Most agents fail not because of security vulnerabilities, but because of missing guardrails, poor tool definitions, and unhandled edge cases.
Trustabl’s open-source analyzer checks reliability, safety, configuration, and repository hygiene locally. It can also surface vulnerabilities, secrets, SBOM data, and opt-in CVE findings. Policy generation, compliance mapping, and signed governance snapshots are planned for Trustabl Console.
Trustabl
Reliability: Guardrails, tool definitions, retries, and error handling, checked before code ships.
CrowdStrike / Snyk
Runtime threat detection: Secures the agent environment after deployment.
LangSmith / Langfuse
 Surfaces reliability findings that complement traces, logs, and metrics from these platforms.
Together
Defense in depth: Hardened tools, secured runtime, full observability.
Pricing

Start free. Upgrade when you are ready.

Open Source
Trust / Reliability Scanner

Free

  • Scan for agent/tool issues
  • Instant quality score
  • Identifies issues and omissions
  • Suggests remediations
Start Free
Try It
No Credit Card / No Account

Free

  • 1 repo
  • GitHub connect
  • Full auto-enrichment
  • 91-93 quality
  • Rate limited
Start Free
Builder
Serious individual builders Daily power users

$19.98 / user / mo

  • Unlimited repos
  • Priority Speed
  • Advance Scoring
  • Guided Enrichment
  • Export Bundles
  • Priority Support
Choose Builder
Trustabl Agent Analyzer (TAA)

TAA makes every layer of the stack better

Rich, production-grade metadata doesn't just describe your tools, it makes every system that uses them smarter, safer, and faster.
NVIDIA OpenShell

Least-privilege sandbox policies

Agent Harness

Native integration (MCP, GitAgent)

LLM-as-Judge

Reduced load, smarter high risk policy

Supply Chain

SLSA + Sigstore attestations

LLM Model

Better tool calling accuracy

Agent Runtime

Resilient execution and self-recovery

IDE / Dev Tools

Superior prompting and docs

FAQ

Common Questions

Trustabl’s open-source Agent Reliability Analyzer scans AI agent repositories for reliability, safety, configuration, and tool-calling issues before production. Scanning runs locally with no account, code upload, network connection, or LLM. To generate code fixes, run trustabl enrich --input scan.json --repo . --diff --apply with your own Anthropic, OpenAI, or Google key; Trustabl shows the patch before applying the approved changes.

Trustabl is built for AI engineers, platform teams, and security/compliance teams who are building or running agentic systems in production and want tools that are reliable, observable, and policy-compliant.

Most repositories can be scanned in seconds. Install the open-source Agent Reliability Analyzer, run trustabl scan . from your local repository, and review the findings—no account, GitHub connection, or code upload required. The time needed to apply fixes depends on the number and severity of the findings.

Not for scanning. The analyzer is read-only and reports findings without changing your files. If you use trustabl enrich, it proposes a patch for review and only applies it when you choose --apply; it also creates a .trustabl.bak backup and skips stale fixes when the file has changed since the scan.

No. Skills (SKILL.md) teach the agent how to perform a task or workflow. Trustabl Agent Analyzer (TAA) makes the tools themselves reliable, safe, and production-ready. Skills focus on process. TAA focuses on resilience, validation, policy, observability, and supply-chain trust. The two are highly complementary — great skills need hardened tools underneath them.

Yes. OpenShell and Trustabl address different layers. OpenShell helps isolate the runtime; Trustabl’s analyzer checks agent code and configuration for reliability and safety issues before deployment. Automated OpenShell policy generation is planned for Trustabl Console, not part of the open-source scanner today.

Smarter models can improve tool descriptions, but production reliability still requires deterministic checks that models do not consistently provide. Trustabl’s open-source analyzer scans agent code and configuration for issues such as missing validation, timeouts, error handling, unsafe tool permissions, and guardrail gaps. Policy generation, compliance mapping, and signed governance snapshots are planned for Trustabl Console.

The open-source analyzer can surface findings that are useful inputs to compliance work, but it does not certify SOC 2, GDPR, PCI, or other compliance on its own. Trustabl Console is the planned commercial layer for compliance mapping and signed governance snapshots.

They are complementary. LangSmith and Langfuse help teams observe agent behavior at runtime. Trustabl analyzes repositories before deployment for reliability, safety, configuration, and tool-calling issues. It does not automatically generate OTEL instrumentation today.

They focus on securing the agent runtime and detecting threats. Trustabl focuses on hardening the tools agents use so they are production-safe, policy-compliant, and resilient by design. We prevent problems at the source rather than only detecting them at runtime.

Yes. The open-source Agent Reliability Analyzer can scan any agent repository for free, locally, with no account, code upload, or credit card. Use trustabl enrich with your own Anthropic, OpenAI, or Google API key to generate and apply reviewed fixes. Trustabl also integrates with Claude Code, OpenAI Codex, Gemini CLI, VS Code, Cursor, and CI pipelines.

Trustabl is actively expanding scanner coverage, reliability rules, developer integrations, and governance workflows. Available today: local deterministic scanning across nine SDKs and seven languages, GitHub Actions, Claude Code, OpenAI Codex, Gemini CLI, VS Code, Cursor, and reviewed fixes through trustabl enrich. Trustabl Console is the planned commercial layer for policy generation, compliance mapping, and signed governance snapshots.

Yes. Trustabl is essentially a specialized linter for AI agents. While traditional linters (like ESLint or Ruff) focus on code style, syntax, and general bugs, Trustabl analyzes your AI agents, tools, prompts, and SDK configurations for reliability, safety, and production readiness — flagging patterns that expose you to prompt injection, missing timeouts, tool misconfigurations, and guardrail gaps that standard linters miss. Think of it as "ESLint for AI agents" — it runs in CI/CD, gives clear explanations and fix suggestions, and helps you ship safer, more robust agentic systems.

First run trustabl scan . --format json > scan.json. Then run trustabl enrich --input scan.json --repo . --diff --apply with your own Anthropic, OpenAI, or Google key. Trustabl displays the proposed patch, confirms that the current file still matches the scanned version, and writes a .trustabl.bak backup before applying a fix. If the file changed after the scan, Trustabl skips the stale fix instead of applying it.

No. trustabl enrich shows proposed patches for review. It applies changes only when you run with --apply, and the resulting files remain under your normal version-control workflow. Review the diff before committing.

no — deterministic offline scan; enrich uses your own key; telemetry opt-in

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