grpcui

Input—per 1M tokens

Output—per 1M tokens

Context—tokens

WeightsClosed

About

grpcui is ranked #23 of 35 in API clients on Inferse. It runs on Linux, macOS, Self-hosted, Web, Windows. There is a free plan.

Compared on API clients

Free plan: Yesgithub.com
GraphQL support: Nogithub.com
gRPC support: Yesgithub.com
WebSocket support: Nogithub.com
Automated test runs: Nogithub.com
API documentation: Nogithub.com
Team workspaces: Nogithub.com
Available platforms: web_and_desktopgithub.com

Facts

gRPC support: Yesgithub.com · 20 Sept 2026
Available platforms: web_and_desktopgithub.com · 20 Sept 2026
Purpose: grpcui is a command-line tool for interacting with gRPC servers through a browser-based web UI.github.com · 30 Sept 2026
API style: The project is described as similar to Postman for gRPC APIs instead of REST APIs.github.com · 30 Sept 2026
Schema discovery: It can browse gRPC service schemas through server reflection, .proto source files, or compiled protoset files.github.com · 30 Sept 2026
RPC support: grpcui supports all kinds of RPC methods, including streaming methods.github.com · 30 Sept 2026
Streaming limit: Streaming requests must be constructed all at once and bidirectional streams cannot be interacted with like grpcurl.github.com · 30 Sept 2026
Transport security: It supports plaintext and TLS servers, including mutual TLS with client certificates.github.com · 30 Sept 2026
Request editor: The web UI provides dynamic HTML forms for protobuf messages, including well-known types, oneofs, and maps.github.com · 30 Sept 2026
JSON input: Users can enter or paste an entire JSON request body in a dedicated text form.github.com · 30 Sept 2026
Response display: After an RPC, the UI displays response headers, response messages or errors, trailers, and human-readable HTML tables.github.com · 30 Sept 2026
Embedding: The repository includes Go packages for embedding a gRPC web form or a complete standalone gRPC web UI into a Go HTTP server.github.com · 30 Sept 2026
Installation: Installation is documented through Homebrew on macOS or Linux and through the Go install command.github.com · 30 Sept 2026
Container: The latest release page provides a container image command using ghcr.io/fullstorydev/grpcui:v1.5.4.github.com · 30 Sept 2026
License: grpcui is released under the MIT license.github.com · 30 Sept 2026
Audience: The tool is intended for developers who need to interactively construct requests and inspect gRPC service behavior.github.com · 30 Sept 2026
Maker: FullStory was founded in 2014 and has offices in Atlanta and London.fullstory.com · 30 Sept 2026