H

AI Firewall

Application

by Harness

AI Firewall blocks prompt injection, evasion, and malicious payloads targeting AI applications.

Find alternatives to AI Firewall

What it does

• Guardrails and safety
• Threat detection and response

Features 8

• Prompt injection protectionDetects attempts to override system instructions, bypass safeguards or extract sensitive information.
• Prompt evasion and misdirectionIdentifies obfuscation, homoglyphs and invisible characters used to evade safeguards.
• Malicious code detectionDetects executable code and exploit patterns in prompts such as SQL injection, XSS and shell commands.
• Model governanceDetects unauthorized model usage, configuration changes and version drift.
• PII protectionDetects personally identifiable and sensitive information in prompts, including organization-specific types.
• Custom AI Firewall policiesLets organizations create policies scoped by environment, model, vendor and other criteria.
• AI rate limitingControls excessive AI traffic and automation abuse with configurable request thresholds.
• AI input explosion protectionDetects prompts engineered to exhaust tokens or spike latency and cost.

Sources

Pricing

Pricing page · 15 Oct 2026

"talk to our team about Essentials and Enterprise."

Description

Official documentation · 15 Oct 2026

"Block prompt injection, evasion, and malicious payloads"

What it does

Official documentation · 15 Oct 2026

"Blocks malicious requests to AI endpoints"

Sold within

Official documentation · 15 Oct 2026

"With Runtime Protection Agent, AI Firewall"

Name

Official documentation · 15 Oct 2026

"with Harness AI Firewall"

URL

Official documentation · 15 Oct 2026

"with Harness AI Firewall"

Deployment

Official documentation · 15 Oct 2026

"sign in to your existing Harness account"

Also from Harness

• Harness Platform Platform

  AI-native software delivery platform: pipelines and canary deployments, AI security testing, runtime API and AI protection, cost management and policy governance, driven by AI agents that recommend while people decide.

• Security Testing Agent AI agent

  Uses agents to triage and remediate software vulnerabilities.

• Runtime Protection Agent AI agent

  Blocks prompt injection and unsafe model output.

• Cost Management Agent AI agent

  Tracks cloud and AI spending and automatically fixes waste.

• AI SRE Application

  Correlates deployment, feature flag, and infrastructure changes during incidents.

• AI SAST Developer tool

  AI SAST scans agent-generated code and provides AI-generated fix suggestions.

• AI SCA Developer tool

  AI SCA applies reachability analysis and EPSS scoring to open-source risk detection.

• AI Posture Application

  AI Posture discovers AI assets and agents and assesses their security posture.

• AI and Cloud Costs Application

  AI and Cloud Costs translates natural-language governance intent into cloud rules and remediates violations automatically.

• Software Delivery Agent AI agent

  Automates CI/CD and infrastructure-as-code delivery.

• AI Evals Developer tool

  Scores AI-agent responses for faithfulness, relevance, and task completion.

• AgentTrace Developer tool

  Monitors AI-agent LLM calls, tool calls, and decisions.

• Harness AI Test Automation Developer tool

  Creates intent-based tests and runs them within CI/CD pipelines with AI-assisted failure analysis.

• AI Code Review Developer tool

  Reviews pull requests by grouping diffs by risk so the riskiest changes come first, enforcing required checks that cannot be bypassed, and citing delivery history and the knowledge graph for context.

• AI DLC Insights Application

  Engineering-intelligence module that tracks DORA metrics, developer productivity and AI coding-tool spend together: which AI tools teams use, token consumption by developer, team, agent and model, AI-authored code and its effect on delivery.

• Worker Agents Agent platform

  Governed AI agents defined in a committed file that run inside Harness pipelines on events such as CI failures and pull requests, with prebuilt agents for autofix, code review, code coverage, feature-flag cleanup, manifest remediation and IaCM remediation.

• API Advanced Protection Application

  Detects and blocks API attacks, bots and Layer 7 DDoS with behavioral AI trained on live traffic, covering credential stuffing, account takeover and business-logic abuse such as BOLA and mass assignment.

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