MCP Hangar -- OSS Agent
Production-grade MCP runtime -- parallel execution, circuit breakers, policy files, and local audit trail.
One-Liner Install: curl -sSL https://mcp-hangar.io/install.sh | bash && mcp-hangar init -y && mcp-hangar serve
What is the MCP Hangar Agent?
The mcp-hangar agent is an open-source, MIT-licensed runtime for Model Context Protocol (MCP) providers. It runs on your machine or server and provides:
- Parallel Execution -- Batch multiple tool calls, execute simultaneously
- Hot-Reload Config -- Live configuration changes without restart
- Circuit Breakers -- Fault isolation, automatic failover
- Observability -- OpenTelemetry traces, Prometheus metrics
Looking for the managed cloud platform? Hangar Cloud launches in September 2026. See Hangar Cloud Docs for details, or join early access.
Getting Started
| Guide | Description |
|---|---|
| Installation | Install via pip, curl, or from source |
| Quick Start | Your first parallel MCP call |
| CLI Reference | All available commands |
Core Guides
| Guide | Description |
|---|---|
| Batch Invocations | Parallel execution deep dive |
| Hot-Reload | Live configuration reloading |
| Observability | Metrics, traces, logging |
| Authentication | Secure your providers |
| Containers | Docker and OCI providers |
| Kubernetes | K8s operator and CRDs |
Integrations
| Integration | Description |
|---|---|
| OpenLIT (OTLP) | Send OTLP traces and metrics to OpenLIT |
Performance
| Scenario | Time | Success Rate |
|---|---|---|
| 15 tools, 2 providers | 380ms | 100% |
| Thundering herd (50 concurrent) | 1.3s | 100% |
| Cold start + batch | <500ms | 100% |