vllm-project/semantic-router
An open, programmable decision layer for models and compute.
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+152
STARS · LAST 30 DAYS
5
PER DAY
#278
MOST-STARRED Go
| Window | 7 days | 30 days | 90 days |
|---|---|---|---|
| Stars gained | +0 | +152 | +450 |
| Per day | 1 | 5 | 5 |
| Forks gained | +0 | +20 | +51 |
semantic-router gained 152 stars in the last 30 days, about 5 a day, and now has 6.1K. It is about 1 year old and has averaged roughly 6.1K stars a year. It ranks #278 among Go repositories and #1,989 across all languages on GitHubRepo.
Trending Record
9
DAYS ON TRENDING
#4163
BEST RANK
Oct 10, 2026
FIRST APPEARANCE
Active
STATUS TODAY
semantic-router has maintained a continuous presence across global trending indexes, peaking at #4163. Below is the 30-day activity profile:
💡 Overview
semantic-router is an open-source project written in Go: An open, programmable decision layer for models and compute.
Engineered for speed, consistency, and developer ease, it solves common hurdles in ai-gateway, guardrails, inference. It provides clear interfaces, comprehensive configuration options, and seamless integration with existing tools across the modern development stack.
⚡ Key Features
Optimized execution pipeline written in Go for predictable speed.
Zero-friction configuration with comprehensive sensible defaults out of the box.
Cross-platform runtime support across Linux, macOS, and Windows environments.
Strong typing and modular architecture designed for easy extension and maintainability.
Standardized CLI and API interfaces for smooth integration into CI/CD workflows.
Active community maintenance with regular dependency updates and security patches.
📥 Installation
$ go install github.com/vllm-project/semantic-router@latest⚙ System Requirements
Platforms
- • macOS
- • Linux
- • Windows
Runtime & Dependencies
Go >= 1.21 runtime environment
Architecture
x86_64, ARM64 (Apple Silicon & Graviton)
🧠 How It Works
semantic-router coordinates its core functionality through a modular Go pipeline. It parses configuration parameters, validates inputs, and resolves dependencies asynchronously. By minimizing runtime overhead and keeping allocations localized, it delivers predictable performance in both local development environments and automated production workloads.
🎯 Production Use Cases
Autonomous AI Agents
Orchestrate intelligent workflows and tool-calling routines with semantic-router.
Model Inference & Prompting
Integrate fast, local or cloud-hosted generative AI models directly into production code.
Context Memory & RAG
Augment language models with dynamic vector retrieval and structured project memory.
Developer Productivity
Automate repetitive engineering tasks, code generation, and test creation using AI agents.
🚀 Getting Started
Install semantic-router using your package manager: `go install github.com/vllm-project/semantic-router@latest`
Initialize your project workspace or configuration file for semantic-router.
Import semantic-router into your codebase or invoke it directly from your terminal.
Execute your test suite or run `semantic-router --help` to verify successful setup.
👍 Strengths
⚠️ Considerations
⇄ Alternatives & Direct Competitors
👥 Who Should Use This
Developers and engineering teams building with Go, seeking reliable, tested, and actively maintained tooling for production workloads.
🏆 Nearby in the Rankings
vllm-project/semantic-router is currently ranked #1,989 by stars across every repository tracked on GitHubRepo. These are adjacent projects:
| Rank | Repository | Language | Stars | Action |
|---|---|---|---|---|
| #1,984 | cloud-custodian/cloud-custodian | Python | ★ 6.1K | Compare ↗ |
| #1,985 | sta/websocket-sharp | C# | ★ 6.1K | Compare ↗ |
| #1,986 | ZSeven-W/openpencil | Rust | ★ 6.1K | Compare ↗ |
| #1,987 | webmin/webmin | HTML | ★ 6.1K | Compare ↗ |
| #1,988 | hashicorp/serf | Go | ★ 6.1K | Compare ↗ |
| #1,989 | vllm-project/semantic-router This Project | Go | ★ 6.1K | |
| #1,990 | Azure/azure-sdk-for-net | C# | ★ 6.1K | Compare ↗ |
| #1,991 | css-doodle/css-doodle | JavaScript | ★ 6.1K | Compare ↗ |
| #1,992 | openstack/openstack | Python | ★ 6.1K | Compare ↗ |
| #1,993 | kserve/kserve | Go | ★ 6.1K | Compare ↗ |
| #1,994 | github/markup | Ruby | ★ 6K | Compare ↗ |
Frequently Asked Questions
What does semantic-router do? +
An open, programmable decision layer for models and compute.
What language is semantic-router written in? +
The primary language is Go. Topics include: ai-gateway, guardrails, inference, kubernetes, llm.
Is semantic-router actively maintained? +
Yes, the last recorded push was on Oct 10, 2026 with 613 open issues being tracked.
How many stars does semantic-router have? +
semantic-router has 6,071 stars and 1,021 forks on GitHub.
How does semantic-router rank among GitHub repositories? +
With 6,071 stars, vllm-project/semantic-router is ranked #1,989 globally across all repositories tracked on GitHubRepo and #278 among Go projects.
What license is semantic-router distributed under? +
The repository reports a Apache-2.0 license. Always verify the repository LICENSE file for legal terms.
