Tool overview
Agentgateway is listed under AI Infrastructure & MLOps AI tools.
What is Agentgateway?
Agentgateway is an open-source Rust proxy for LLM, MCP, A2A, HTTP, and gRPC traffic. It centralizes routing, authentication, authorization, guardrails, rate limits, observability, and cost controls across agent-to-model, agent-to-tool, and agent-to-agent connections.
Best for
Platform teams governing LLM, MCP, A2A, and API connectivity
Who is it for?
Decision note
Accepted at 88/100 after official-source review and duplicate screening.
Key features
Unified OpenAI-compatible LLM routing
MCP tool federation and authorization
A2A agent connectivity
Guardrails and policy enforcement
Cost, budget, and rate controls
OpenTelemetry metrics, logs, and tracing
Use cases
Route traffic across model providers
Secure and federate MCP servers
Connect agents through A2A
Govern self-hosted model inference
Apply shared API and agent policies
Pros
- Open-source Apache-2.0 project
- Runs across Kubernetes and standalone environments
- Supports LLM, MCP, A2A, HTTP, and gRPC
- Built in Rust for stateful agent traffic
Cons
- Enterprise capabilities require commercial Solo offerings
- Active development requires careful upgrade testing
- Complex policy deployments need platform expertise
Limitations
Agentgateway is active infrastructure software rather than a hosted end-user application. Teams must operate, secure, monitor, and upgrade their deployment, validate provider-specific behavior, and separately confirm which capabilities require Solo Enterprise licensing.
Pricing details
Billing options
Pricing note
The Apache-2.0 Agentgateway project is free to self-host. Solo Enterprise for Agentgateway adds commercial enterprise capabilities and support through a contact-sales process; no stable public numeric enterprise starting price is published.
Supported languages
- English
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