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Chiko

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Chiko's own site

What Chiko is

Chiko is a free, open source terminal interface for testing gRPC APIs. When a server supports reflection, it can discover and browse that server’s gRPC endpoints. Chiko generates formatted request templates and supports Bearer tokens for request authorization; users can also add custom headers and metadata. Requests can be saved as bookmarks and replayed. The project lists importing and exporting grpcurl commands as completed features, and a release changelog says SSL connection support was added.

Chiko is distributed as desktop software and is hosted on GitHub. The README provides installation options through Homebrew, Go install, source, and prebuilt releases. The repository identifies the MIT License and lists a Free plan priced at $0, with no paid plans or usage limits stated. OAuth and API keys are listed as work in progress, as is importing proto files; password protection for sensitive bookmarks is also on the roadmap. The project invites users to report issues, request features, improve documentation, and contribute code. Its maker, Felix Angga, identifies as a software engineer on his GitHub profile.

Who it suits

Chiko suits developers who want a terminal-based way to send and replay requests to gRPC services. It is especially relevant when the server supports reflection and Bearer token authorization is sufficient for requests.

What it does well

  • Free and open source under the MIT License.
  • Discovers and browses endpoints when servers support reflection.
  • Generates formatted request templates and supports custom metadata.
  • Saves requests as bookmarks for replay.
  • Supports importing and exporting grpcurl commands.

What to know first

  • Endpoint discovery depends on server reflection being supported.
  • OAuth and API key authentication are listed as in progress.
  • Importing proto files is listed as in progress.

Plans

PlanBilled and limitsPrice
FreeMIT-licensed; no paid plans or usage limits statedFree

As github.com lists them, read 4 Oct 2026. The maker's own page has the final word.

Getting started

  1. Open the Chiko GitHub repository.
  2. Install it using Homebrew, Go install, source, or a prebuilt release.
  3. Connect to a gRPC server that supports reflection to discover and browse endpoints.
  4. Create a request, add any Bearer token or custom metadata, then save it as a bookmark if needed.

Verdict

Choose Chiko if you want a free terminal interface for gRPC requests and your server supports reflection. Look elsewhere if your workflow depends on OAuth, API keys, or proto file import, which are listed as work in progress.

Questions

Is Chiko free?

Yes. The Free plan is listed as free, and no paid plans or usage limits are stated.

Is Chiko open source?

Yes. The repository says Chiko is licensed under the MIT License.

What does Chiko do?

It is a terminal interface for testing gRPC APIs. It can discover endpoints when a server supports reflection and lets users create, bookmark, and replay requests.

How can I install Chiko?

The README lists Homebrew, Go install, source, and prebuilt release installation options.

Does Chiko support OAuth or API keys?

OAuth and API keys are listed as work in progress. Bearer tokens are supported for request authorization.

Who makes Chiko?

The maker is Felix Angga, whose GitHub profile describes him as a software engineer.

Facts from Chiko's own pages

Authentication
It supports Bearer tokens for requests. · github.com, 8 Oct 2026
Authorization
It supports Bearer tokens for request authorization. · github.com, 4 Oct 2026
Bookmarks
Users can save requests as bookmarks and replay them. · github.com, 8 Oct 2026
Current roadmap limits
The README lists proto file import and enhanced authentication, including OAuth and API keys, as in progress. · github.com, 8 Oct 2026
grpcurl support
It supports importing and exporting grpcurl commands. · github.com, 8 Oct 2026
Installation
The project documents installation through Homebrew, Go install, source, and pre-built binaries. · github.com, 8 Oct 2026
License
The project is licensed under the MIT License. · github.com, 8 Oct 2026
Maker
The maker's GitHub profile identifies him as Felix Angga and describes him as a software engineer. · github.com, 4 Oct 2026
Metadata
Users can add custom headers and metadata to requests. · github.com, 4 Oct 2026
Payloads
It generates request payload templates. · github.com, 8 Oct 2026
Purpose
Chiko is a terminal interface for testing gRPC APIs. · github.com, 8 Oct 2026
Request metadata
Users can add custom headers and metadata to requests. · github.com, 8 Oct 2026
Security limitation
The roadmap lists OAuth, API keys, and password protection for sensitive bookmarks as in progress. · github.com, 4 Oct 2026
Server reflection
It can discover and browse gRPC endpoints when the server supports reflection. · github.com, 4 Oct 2026
Service discovery
It can discover and browse gRPC endpoints when the server supports reflection. · github.com, 8 Oct 2026
SSL
A release changelog lists support for SSL connections. · github.com, 8 Oct 2026
Support and contributions
The repository invites users to report issues, request features, improve documentation, and contribute code. · github.com, 8 Oct 2026

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