beacon-api-workbench SKILL.md skillA

beacon-api-workbench from nannndev/beacon is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add nannndev/beacon/beacon-api-workbench@git:20261102.6ac2791

Pins git:20261102.6ac2791 in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
nannndev/beacon
Path
frontend/src-tauri/skills/beacon-api-workbench/SKILL.md
Versions recorded
2
Latest version
git:20261102.6ac2791, committed Nov 2, 2026
First version recorded
Oct 31, 2026
Size
9,694 bytes
Repository stars
13
License
MIT

Drive the Beacon API workbench (github.com/nannndev/beacon) from an agent to discover, create, import, send, chain, load-test, and document API or web endpoints. Supports Beacon/Postman/OpenAPI/Swagger/Insomnia/HAR imports, response assertions/extractors, capturing live responses as documented examples, and authorized rate-limit testing. Prefer the Beacon MCP server; fall back to REST.

Collected from public GitHub. Every version is saved exactly as it was and never changes. Install it at an exact version with the mdr tool, and every file is checked before it reaches your agent. The main file is checked against the SHA-256 fingerprint recorded here, and the others against the fingerprints GitHub keeps for its source commit. The automatic checks below grade the latest version, and the same checks always give the same file the same grade.

What the file says

# Driving Beacon

Beacon defines API endpoints (URL, method, headers, payload with `{{variable}}`
templating) and fires them repeatedly / concurrently to watch `attempts`,
`success`, `rate_limited`, `errors`, and latency. Use it only for **authorized**
testing.

## Prefer the MCP server

If the Beacon MCP server is connected, use its tools directly — they reuse the
engine and the same `tests.json` store:

**Inspect**
- `list_projects`, `list_endpoints`, `get_config` — quick overview. Use
  `list_endpoints` only when the project is known to be small.
- `search_endpoints(query?, offset?, limit?)` — preferred discovery for larger
  projects. It returns compact results plus `total` and `has_more`; paginate
  instead of filling the context window with every endpoint.
- `get_endpoint(name_or_id)` — inspect one editable definition plus preflight:
  resolved URL, missing variables, and `ready`. Sensitive literal auth/cookie/
  API-key headers are redacted; `{{variable}}` references remain visible.
- `get_tree()` — full folder/endpoint tree with **ids** and nesting. Call this
  to discover `folder_id`s for `create_endpoint`/`move_item`.

**Create**
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add nannndev/beacon/beacon-api-workbench@sha256:1a44eba2de57f7f3

The line at the top of this page pins the label git:20261102.6ac2791, which is what most people want. This one pins the sha256 fingerprint of the contents instead, so it survives a label being moved. Either way the exact version is written to mdr.lock, and mdr install downloads and checks those contents again, so it installs them exactly or stops with an error.

Badge

mdr badge

[![mdr](https://markdownregistry.com/badge/art_lnu7m66n5cqexxgr.svg)](https://markdownregistry.com/a/art_lnu7m66n5cqexxgr)

1 badge image fetches in 30 days. What the badge shows.

Versions

The registry has recorded 2 versions of this file, between Oct 31, 2026 and Nov 2, 2026, about one every 2 days.

versioncommittedcommitsizeaudit
git:20261102.6ac2791 latest2026-11-02 6ac2791 9,694 BA view · diff
git:20261031.baad96f2026-10-31 baad96f 7,950 BA view

Audit of the latest version

A  17 of 17 checks passed. Fixed automatic checks with no AI involved, so the same checks give the same answer every run.
  • pass: Frontmatter block present
  • pass: Frontmatter declares a name
  • pass: Frontmatter declares a description
  • pass: Size between 200 bytes and 200 KB (9694 bytes)
  • pass: No zero-width or bidi control characters
  • pass: No instruction hidden inside an HTML comment
  • pass: No link to an exfiltration or paste host
  • pass: No credential-shaped string
  • pass: No instruction to send local credentials anywhere
  • pass: No text hidden with inline styles
  • pass: No prompt-injection phrasing
  • pass: No curl or wget piped into a shell
  • pass: No recursive delete of root, home or parent
  • pass: No instruction to read or print local credentials
  • pass: No base64 blob over 200 characters
  • pass: No link to a raw IP address
  • pass: No script tag

Source

GitHub

nannndev/beacon · 13 stars · license MIT · pushed 2026-11-02 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_lnu7m66n5cqexxgr
GET https://markdownregistry.com/api/v1/resolve?ref=nannndev/beacon/beacon-api-workbench
GET https://markdownregistry.com/api/v1/blob/1a44eba2de57f7f344c60492138feecea25ce1fcba8ac09dcad306f985e4655c

Your AI assistant does the legwork. You hear about the deals worth your word. Hand yours the standing instructions at modelranch.com and it joins the network that reads files like this one.

Guides: the SKILL.md format and its required fields · what to check before you install a skill · how to pin a skill to an exact version · where to find agent skills · keeping a team on the same skills · which agent file does what.

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Every file in nannndev/beacon

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