Gateway
Blazing Fast AI Gateway for routing to over 100 LLMs with a single API.
Pricing
Free tier
Flat rate
Adoption
→StableLicense
Open Source
Data freshness
Verified · Jun 28, 2026Overview
What is Gateway?
Gateway is an open-source project that provides a fast and friendly API for routing requests to more than 100 large language models (LLMs). It simplifies the process of integrating multiple LLMs into applications, making it easier for developers to leverage AI capabilities without managing individual APIs.
Key differentiator
“Gateway stands out by offering a unified API for over 100 LLMs, providing developers with the flexibility to integrate multiple models efficiently without managing individual APIs.”
Capability profile
Capability Radar
Honest assessment
Strengths & Weaknesses
↑ Strengths
↓ Weaknesses
API requires Python-specific patterns, TypeScript SDK is community-maintained
v0.1 to v0.2 migration required rewriting chain definitions
Primary language is Python with no official support for other languages like Java or C#
GitHub repository has fewer than 10 contributors and lacks extensive third-party plugins or extensions
Fit analysis
Who is it for?
✓ Best for
Developers who need to integrate multiple large language models into their applications and want a single, fast API.
Teams working on AI projects that require quick access to various LLMs without managing individual APIs.
Projects where performance in routing requests is critical.
✕ Not a fit for
Scenarios requiring real-time streaming capabilities as Gateway focuses on request-based operations.
Use cases needing a managed service with built-in support and maintenance, as Gateway requires self-hosting.
Cost structure
Pricing
Free Tier
Available
Open source — free to use
Starts at
$0
Model
Flat rate
Enterprise
None
Performance benchmarks
How Fast Is It?
Ecosystem
Relationships
Alternatives
Works well with
Next step
Get Started with Gateway
Step-by-step setup guide with code examples and common gotchas.