Best AI Gateway Products in 2026

A router for LLMs and other AI models.

AgentClara is a UK AI receptionist that answers calls, books clients, and handles follow-ups 24/7 for service businesses and agencies. Free AI agents for website chat, SMS, social media and email included. Set up online with a free number in minutes.

Key AgentClara features:

24/7 call answering Live calendar booking Multi-channel AI agents Automatic follow-ups

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One library to standardize all LLM APIs.

Key liteLLM features:

Ease of Use Open Source Flexibility Integration Capabilities

Build production-grade & reliable AI apps with Portkey.

Key Portkey features:

Ease of Use Integration Capabilities Scalability Customization

A unified, OpenAI-compatible gateway to every major LLM provider. One endpoint, one key, one bill - with automatic routing and failover.

Key boldrouter features:

AI-Powered Routing Automation Capabilities Scalable for Growing Teams Integration Potential

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✨#1 Open Source AI Gateway & API Developer Portal.

Key APIPark features:

Comprehensive API Collection Ease of Use Flexible Pricing Scalability

Regrouping the best AI APIs for 10mn integration in your code.

Key Eden AI features:

Multi-Provider Integration Ease of Use Cost Efficiency Scalability

Open Source

GPT-3 access without the wait.

Key OpenAI features:

Advanced AI Research User-Friendly Tools Broad Application Scope Commitment to Safety

Open Source

Requesty is the control plane for AI spend and access. One endpoint to reach 600+ models across major providers, with fallbacks, analytics, cost controls and governance. Route traffic intelligently, enforce policies and keep full control over AI use.

Key Requesty.ai features:

Automation Integration Scalability User-Friendly Interface

freemium

Quickly run variations of your LLM prompts and test prompt templates.

Key Prompt Studio features:

User-Friendly Interface Customization Options Integration Capabilities Rich Features

Use state-of-the-art, open-source LLMs and image models at blazing fast speed, or fine-tune and deploy your own at no additional cost with Fireworks AI!

Key Fireworks AI features:

User-Friendly Interface Advanced AI Tools Customization Options Integration Capabilities

Keep AI provider keys out of your iOS app. Verify each request with App Attest and set limits and budgets per user. Hosted, or self-hosted on Cloudflare.

Key App AI Gateway features:

App Attest on every request Provider keys stay off the device Per-user limits and budgets Sign-in and subscription checks

Open Source freemium $10 / Monthly (10,000 requests a month)

Unlock All Premium AI Models with One API Key. Save Up to 50% on GPT-5, Claude & Gemini.

Key OurToken features:

Unified API Gateway Aggregated Model Access Substantial Cost Savings Single API Key Management

paid $5 / Usage

OpenAI-compatible multi-model API for GPT, Claude, Gemini, DeepSeek and more.

paid Free Trial