Dev tools · alternatives · 2026

24 alternatives to Guardiar
Runtime API enforcement for AI agents
Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Prices are shown for the 1 we have checked on their own sites, 1 of them free or with a free tier.
- 1
Proxy 1.0▲718Your AI Assistant that actually gets things done
2025 · convergence.ai · its alternatives →
- 2
CtrlAI▲104Transparent proxy that secures AI agents with guardrails
Mar 2026 · github.com · its alternatives →
- 3

- 4

- 5
Overseer AI▲129Handle AI governance with a simple, custom-policy-driven API
2025 · overseerai.app · its alternatives →
- 6
Aegisora▲93The narrow control plane for AI agent tool and API calls.
Aug 2026 · aegisora-ai.vercel.app · its alternatives →
- 7

Hey HN! This is Adil, Salman and Jose and and we’re behind archgw [1]. An intelligent proxy server designed as an edge and AI gateway for agents - one that natively know how to handle prompts, not just network traffic. We’ve made several sweeping changes so sharing the project again. A bit of background on why we’ve built this project. Building AI agent demos is easy, but to create something production-ready there is a lot of repeat low-level plumbing work that everyone is doing. You’re applying guardrails to make sure unsafe or off-topic requests don’t get through. You’re clarifying vague…
2025 · github.com · its alternatives →
- 8
AIVory Guard▲62Real-time compliance & security validation for AI coding
Dec 2025 · aivory.net · its alternatives →
- 9

Your AI agent hits an infinite loop and racks up $2000 in API charges overnight. This happens weekly to AI developers. AgentGuard monitors API calls in real-time and automatically kills your process when it hits your budget limit. How it works: Add 2 lines to any AI project: const agentGuard = require('agent-guard'); await agentGuard.init({ limit: 50 }); // $50 budget // Your existing code runs unchanged const response = await openai.chat.completions.create({...}); // AgentGuard tracks costs automatically When your code hits $50 in API costs, AgentGuard stops…
2025 · github.com · its alternatives →
- 10

AI security: monitor, detect threats, and block spam & scams
2025 · guardfather.ai · its alternatives →
- 11

Local security & compliance scanner for AI agents
Jul 2026 · safeclaude.net · its alternatives →
- 12

Ship AI that passes EU AI Act audits, automatically
Jul 2026 · guardia-ai.com · its alternatives →
- 13

Managed auth and 10,000+ tools across 3,000+ APIs for the agents you’re building — and a secure gateway for the AI tools your company uses.
2012 · apiaxle.com · its alternatives →
- 14

Insights, risk assessments, and plain-English summaries
2025 · contractguardai.blueorangelabs.com · its alternatives →
- 15

An information-flow policy engine for LLM agents.
24d ago · openappa.com · its alternatives →
- 16

- 17
Gateplex▲12Real-time governance firewall for autonomous AI agents
May 2026 · gateplex.ai · its alternatives →
- 18

AI Risk & Compliance Monitoring, On Autopilot.
2025 · ai-guard-copilot.com · its alternatives →
- 19

- 20
APIR - The Verification Layerfree tier, from $99/mo▲3EU AI Act compliance, Insurance and Ghost Audit
May 2026 · apir.ai · its alternatives →
- 21
Guardrly▲2Monitor AI Agent API calls & prevent account bans.
Apr 2026 · guardrly.com · its alternatives →
- 22

Check if your AI API usage complies with provider ToS
Mar 2026 · apiguardrails.com · its alternatives →
- 23

AI-powered firewall that instantly blocks malicious Web3.
Jul 2026 · guardfast.vercel.app · its alternatives →
- 24
Agentinel▲18Stop AI agents from installing malicious packages.
Jul 2026 · agentinel.habitwala.in · its alternatives →
Also compare
Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →