Installation

pRPC follows a modular packaging strategy. You only pay for what you use.

Core Package

The tiny core protocol and runtime. This is always required.

# Using uv
uv add prpc

# Using pip
pip install prpc

Adapters

Install the adapter for your favorite web framework.

FastAPI

uv add prpc-fastapi

Flask

uv add prpc-flask

Codegen & CLI

Tools for generating TypeScript clients and inspecting your registry.

uv add prpc-codegen

Quick Start Example (FastAPI)

from fastapi import FastAPI
from prpc import rpc
from prpc_fastapi import mount_fastapi

app = FastAPI()

@rpc
def add(a: int, b: int) -> int:
    return a + b

mount_fastapi(app)

Next

• Quickstart — Full server + client example
• Concepts — Mental model and protocol design