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Midjourney — Printing Press CLI
Prerequisites: Install the CLI
This skill drives the
binary.
You must verify the CLI is installed before invoking any command from this skill. If it is missing, install it first:
- Install via the Printing Press installer. It defaults binaries to on macOS/Linux and
%LOCALAPPDATA%\Programs\PrintingPress\bin
on Windows:
bash
npx -y @mvanhorn/printing-press-library install midjourney --cli-only
- Verify:
midjourney-pp-cli --version
- Ensure the reported install directory is on for the agent/runtime that will invoke this skill.
If the
install fails (no Node, offline, etc.), fall back to a direct Go install (requires Go 1.26.6 or newer):
bash
go install github.com/mvanhorn/printing-press-library/library/ai/midjourney/cmd/midjourney-pp-cli@latest
If
reports "command not found" after install, the runtime cannot see the binary directory on
. Do not proceed with skill commands until verification succeeds.
When Not to Use This CLI
Most generated endpoint commands are read-only inspection commands. Do not use mutating commands unless the user explicitly asks to submit Midjourney work. In particular,
and
create remote Midjourney jobs, and
writes a local file.
HTTP Transport
This CLI uses Chrome-compatible HTTP transport for browser-facing endpoints. It does not require a resident browser process for normal API calls.
Discovery Signals
This CLI was generated with browser-observed traffic context.
- Capture coverage: 62 API entries from 62 total network entries
- Protocols: rest_json (75% confidence)
- Generation hints: browser_http_transport, requires_protected_client
- Candidate command ideas: list_contests_ranking_count — Derived from observed GET /api/contests-ranking-count traffic.; list_editor_sessions_sync — Derived from observed GET /api/editor-sessions-sync traffic.; list_explore — Derived from observed GET /api/explore traffic.; list_explore_styles_likes — Derived from observed GET /api/explore-styles-likes traffic.; list_folders — Derived from observed GET /api/folders traffic.; list_following_for_user — Derived from observed GET /api/following-for-user traffic.; list_get_user_country — Derived from observed GET /api/get-user-country traffic.; list_imagine — Derived from observed GET /api/imagine traffic.
Command Reference
explore — Browse Midjourney explore feeds
midjourney-pp-cli explore list
— Fetch an explore feed
midjourney-pp-cli explore style-likes
— Fetch style-like metadata for explore cards
folders — Inspect Midjourney organize folders
midjourney-pp-cli folders
— List folders in the authenticated account
generations — Inspect generated Midjourney jobs and image history
midjourney-pp-cli generations list
— List recent jobs/images for the authenticated Midjourney user
midjourney-pp-cli generations updates
— Poll recent job updates for the authenticated user
moodboards — Inspect Midjourney moodboards
midjourney-pp-cli moodboards
— List moodboards for the authenticated account
profiles — Inspect personalization/profile metadata
midjourney-pp-cli profiles following
— List following metadata for the logged-in user
midjourney-pp-cli profiles personalized
— List personalized profile metadata
queue — Inspect the current Midjourney generation queue
- — Show queued/running Midjourney work for the logged-in account
rankings — Inspect ranking and rating surfaces
midjourney-pp-cli rankings contests-count
— Fetch contest ranking counts
midjourney-pp-cli rankings model-ratings
— Fetch model rating tasks visible to the account
storage — Inspect Midjourney account storage metadata
midjourney-pp-cli storage
— List storage metadata exposed by the web app
Finding the right command
When you know what you want to do but not which command does it, ask the CLI directly:
bash
midjourney-pp-cli which "<capability in your own words>"
resolves a natural-language capability query to the best matching command from this CLI's curated feature index. Exit code
means at least one match; exit code
means no confident match — fall back to
or use a narrower query.
Auth Setup
Run
midjourney-pp-cli auth setup
to print the URL and steps for getting a key (add
to open the URL). Then set:
bash
export MIDJOURNEY_COOKIE_HEADER="<your-key>"
Or persist it in ``.
Agent Mode
Add
to any command. Expands to:
--json --compact --no-input --no-color --yes
.
-
Pipeable — JSON on stdout, errors on stderr
-
Filterable —
keeps a subset of fields. Dotted paths descend into nested structures; arrays traverse element-wise. Critical for keeping context small on verbose APIs:
bash
midjourney-pp-cli explore list --agent --select id,name,status
-
Previewable —
shows the request without sending
-
Offline-friendly — sync/search commands can use the local SQLite store when available
-
Non-interactive — never prompts, every input is a flag
-
Read-only — do not use this CLI for create, update, delete, publish, comment, upvote, invite, order, send, or other mutating requests
Response envelope
Commands that read from the local store or the API wrap output in a provenance envelope:
json
{
"meta": {"source": "live" | "local", "synced_at": "...", "reason": "..."},
"results": <data>
}
Parse
for data and
to know whether it's live or local. A human-readable
summary is printed to stderr only when stdout is a terminal AND no machine-format flag (
,
,
,
,
,
) is set — piped/agent consumers and explicit-format runs get pure JSON on stdout.
Agent Feedback
When you (or the agent) notice something off about this CLI, record it:
midjourney-pp-cli feedback "the --since flag is inclusive but docs say exclusive"
midjourney-pp-cli feedback --stdin < notes.txt
midjourney-pp-cli feedback list --json --limit 10
Entries are stored locally at
~/.midjourney-pp-cli/feedback.jsonl
. They are never POSTed unless
MIDJOURNEY_FEEDBACK_ENDPOINT
is set AND either
is passed or
MIDJOURNEY_FEEDBACK_AUTO_SEND=true
. Default behavior is local-only.
Write what surprised you, not a bug report. Short, specific, one line: that is the part that compounds.
Output Delivery
Every command accepts
. The output goes to the named sink in addition to (or instead of) stdout, so agents can route command results without hand-piping. Three sinks are supported:
| Sink | Effect |
|---|
| Default; write to stdout only |
| Atomically write output to (tmp + rename) |
| POST the output body to the URL ( or when ) |
Unknown schemes are refused with a structured error naming the supported set. Webhook failures return non-zero and log the URL + HTTP status on stderr.
Named Profiles
A profile is a saved set of flag values, reused across invocations. Use it when a scheduled agent calls the same command every run with the same configuration - HeyGen's "Beacon" pattern.
midjourney-pp-cli profile save briefing --json
midjourney-pp-cli --profile briefing explore list
midjourney-pp-cli profile list --json
midjourney-pp-cli profile show briefing
midjourney-pp-cli profile delete briefing --yes
Explicit flags always win over profile values; profile values win over defaults.
lists all available profiles under
so introspecting agents discover them at runtime.
Exit Codes
| Code | Meaning |
|---|
| 0 | Success |
| 2 | Usage error (wrong arguments) |
| 3 | Resource not found |
| 4 | Authentication required |
| 5 | API error (upstream issue) |
| 7 | Rate limited (wait and retry) |
| 10 | Config error |
Argument Parsing
- Empty, , or → show output
- Starts with → ends with → MCP installation; otherwise → see Prerequisites above
- Anything else → Direct Use (execute as CLI command with )
MCP Server Installation
- Install the MCP server:
bash
go install github.com/mvanhorn/printing-press-library/library/ai/midjourney/cmd/midjourney-pp-mcp@latest
- Register with Claude Code:
bash
claude mcp add midjourney-pp-mcp -- midjourney-pp-mcp
- Verify:
Direct Use
- Check if installed:
If not found, offer to install (see Prerequisites at the top of this skill).
- Match the user query to the best command from the Unique Capabilities and Command Reference above.
- Execute with the flag:
bash
midjourney-pp-cli <command> [subcommand] [args] --agent
- If ambiguous, drill into subcommand help:
midjourney-pp-cli <command> --help
.