D
Warning
58/100
3 days ago

bench-studio-public

MCP server that lets AI agents generate images and videos, build websites, and produce designed PDFs with transparent model routing, cost tracking, and local artifact mirroring.

Warning. Serious findings were identified. Review the full report before connecting. Grades reflect the full trust pyramid: code, verification depth, and reputation. New projects cap at C until adoption is earned.

How we verified

⚡ Live Monitored: not connected

Verified is a snapshot. Live keeps it current, and builds your track record.

⚡ Connect GitHub → continuous verification on every pushwhy connect →

Who stands behind it

promptadvisers

Source: Glama

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Claim it to get a verified publisher badge, a free copy of our full audit findings, and direct contact for any high-priority issues we find. Or connect your repo for our deepest verification, Live Monitored: read-only, revoke anytime. What we access →

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// key findings
🚨
Secret credentials may flow to a network call
5 flows detected: FAL_KEY, GOOGLE_API_KEY. We can’t prove the destination matches the brand the credential belongs to.
⚠️
Tool descriptions don’t match what handlers do
5 tools describe read intent but their handlers mutate — list_models (line 38: spawn(process.execPath, [join(HERE, "server.mjs")], {); create_media (line 38: spawn(process.execPath, [join(HERE, "server.mjs")], {); sync_models (line 38: spawn(process.execPath, [join(HERE, "server.mjs")], {)
🔐
You'll be asked for 2 credentials: FAL_KEY, GOOGLE_API_KEY
These are read from process.env at runtime. Make sure you trust where they’ll be sent.
// known CVEs in dependencies1 low

Disclosed vulnerabilities in this server's declared npm dependencies (via OSV). Whether each is reachable depends on the installed versions.

lowexpress@4.19.2GHSA-qw6h-vgh9-j6wx

express vulnerable to XSS via response.redirect()

Depend on this server? Get alerted when its CVEs change.Watch this server free →
// environment variables
To run this server yourself, you supply these values. They go in your own MCP client configuration and stay on your machine. The secret label means the value is sensitive, not that the server mishandles it.
configBENCH_API_PORTPORT=8790 =8790 BENCH_WEB_PORT=5201 npm run dev
configBENCH_DATA_DIR
configBENCH_DOCUMENT_REFERENCE
configBENCH_REUSE_SERVER
configBENCH_URL
configBENCH_WEBSITE_REFERENCE
configBENCH_WEBSITE_REFERENCE_URL
configBENCH_WEB_PORTPORT=8790 BENCH_API_PORT=8790 =5201 npm run dev
🔐 secretFAL_KEYyour-fal-key>
configFFMPEG_PATH
🔐 secretGOOGLE_API_KEYyour-optional-google-key>
Deployment configuration, supplied by whoever hosts the server. Users are not asked for these.
deployPORT
// quality suggestions

Dependencies

14 dependencies, 2 flagged: @axe-core/playwright, @playwright/test

Tool annotations

No tools have read-only/destructive annotations

Add readOnlyHint or destructiveHint annotations to every tool so hosts can warn users before invoking.

All four hints declared on every tool

8/8 tools missing one or more hints — list_models (missing: readOnlyHint, destructiveHint, idempotentHint, openWorldHint); get_model_capabilities (missing: readOnlyHint, destructiveHint, idempotentHint, openWorldHint); upload_media (missing: readOnlyHint, destructiveHint, idempotentHint, openWorldHint), +5 more. OpenAI's directory rejects tools where any of the four hints are missing or non-boolean.

For every tool, set all four hints (readOnlyHint, destructiveHint, idempotentHint, openWorldHint) to explicit true/false values that match the handler’s actual behaviour.

Descriptions match behaviour

5 tools describe read intent but their handlers mutate — list_models (line 38: spawn(process.execPath, [join(HERE, "server.mjs")], {); create_media (line 38: spawn(process.execPath, [join(HERE, "server.mjs")], {); sync_models (line 38: spawn(process.execPath, [join(HERE, "server.mjs")], {)

Rename the tool, rewrite the description, or move the side-effect into a separate clearly-named tool.

Tests exist

No test files found

Add tests that exercise each declared tool.

Shell command execution

9 child_process/subprocess calls in production code — runs shell commands (server/server.mjs:163, server/server.mjs:917, server/server.mjs:1027)

Prefer library functions over shell-outs. If you must shell out, ensure all inputs are properly escaped.

Secrets stay with their owner

4 secret/sensitive values flow into network calls (FAL_KEY → dynamic, FAL_KEY → dynamic) (1 other flows matched canonical API hosts)

Audit where credentials are sent. A NOTION_TOKEN should only reach api.notion.com — never a third-party host.

Secrets not logged

9 secret values sent to console.log

Redact or omit secret values from log output.

Tool description accuracy

5 tools have description/behavior mismatches: list_models: description implies read-only but handler writes/deletes/executes; create_media: description implies read-only but handler writes/deletes/executes; sync_models: description implies read-only but handler writes/deletes/executes

Update tool descriptions to accurately reflect all capabilities — especially write, delete, or execute operations.

Claim the listing to review these findings one by one and send us a correction where you disagree, straight to the team. Claiming also means we tell you when the grade moves, and reach you first if we find anything urgent.

// full audit trail
The findings above are the summary. The full trail, every check we ran, each deduction, the network hosts observed and the dependency advisories, goes to verified publishers, along with an alert whenever a new one lands. Verified publishers can also review each finding and dispute it in one click. Publisher corrections have sharpened several of our checks this month, because the maintainer knows the codebase better than any scanner.
// improvement guidance — verified publishers only
We have 8 concrete improvements we can share with the publisher of this MCP. Each comes with specific guidance to raise the trust score.
// embed badge in your README
[![M8ven Verified](https://m8ven.ai/badge/mcp/promptadvisers-bench-studio-public-8q3o3s?variant=verified)](https://m8ven.ai/mcp/promptadvisers-bench-studio-public-8q3o3s)
Shows verification status without the grade. Want the grade badge instead? Remove ?variant=verified from the URL.
commit: d97bef420b1cfa6483b0b0c93e7985f87455d810
code hash: 508e1acf7efbce3722250c10e35a148d5fec6cb0cbe7f9c3c841c8ef96171777
verified: 8/16/2026, 9:14:25 AM
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