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Directory / 3D2HOLO

3D2HOLO

Q: Is 3D2HOLO MCP server safe?

QAmcp's test on 1 Nov 2026: None of the hidden-instruction wordings we know were found in its tool descriptions. Its error messages showed no secrets or internal details. All 5 of its tools are labeled read-only. Overall it scored 95/100 on 1 Nov 2026. A test can only see what the server shows from outside, not what it does with your data behind the scenes. Connect servers from makers you trust.

https://backend.3d2holo.com/mcp

Lenticular printing toolkit for AI: pitch test charts, print quotes, and workflow guides.

5 tools✓ all read-only✓ no account neededPricing: not listed

95 /100

PASS · WITH NOTES

12 of 12 checks · 1 Nov 2026

Is 3D2HOLO MCP server safe?

None of the hidden-instruction wordings we know were found in its tool descriptions.
Its error messages showed no secrets or internal details.
All 5 of its tools are labeled read-only.
Overall it scored 95/100 on 1 Nov 2026.

A test can only see what the server shows from outside, not what it does with your data behind the scenes. Connect servers from makers you trust.

What it can do

5 tools, in the server's own words.

generate_pitch_test_chartread-only

Generate a printable LPI pitch-test chart to measure or calibrate the actual lens pitch of a lenticular sheet.

get_print_quoteread-only

Estimate the price of a custom physical 3D2HOLO lenticular photo print when the user asks how much a print will cost.

calculate_output_paramsread-only

Calculate technical print parameters for a specific lenticular print: print-ready pixel size, uncompressed file size, views per lens period with and without le…

get_workflow_guideread-only

Recommend the right 3D2HOLO workflow when the user wants to turn existing visual content into a lenticular 3D photo and their source type is known: a single ph…

get_product_inforead-only

Get authoritative 3D2HOLO product information: supported workflows, input types, output formats, LPI range, resolution, and pricing.

Test results

Safe mode: only tools labeled read-only were run. How the test works

!
Resources and prompts work
2 warnings (4 resources, 3 prompts)
- !lenticular-pitch-calibration: Could not open it with sample inputs: Invalid arguments for prompt lenticular-pitch-calibration: lpi: Invalid input: expected number, received NaN, widthIn: Invalid input: expec…
- !plan-3d-photo-print: Could not open it with sample inputs: Invalid arguments for prompt plan-3d-photo-print: inputType: Invalid option: expected one of "single_photo"|"multi_angle_photos"|"3d_model"…
- and 3 more
note
✓
ConnectsConnected in 254 ms
pass
✓
Ready for the newest MCP versionUses the latest MCP version (2026-07-28)
pass
✓
Lists its toolsFound 5 tools
pass
✓
Every tool is describedAll 5 tools and their inputs are described
pass
✓
Tools are labeled safe or dangerousEvery tool has a safety label
pass
✓
No known hidden instructionsNone of the hidden-instruction wordings we know were found in tool descriptions. New wordings can get past this check.
pass
✓
Tools work with good inputs
All good
- ✓generate_pitch_test_chart: Answered with an error, probably because of our sample input: Invalid pitch test parameters. Limits: width/height 1-12 in, resolution 150-1200 DPI, LPI 20-160, steps 0.05-2, and output must stay under …
- ✓get_print_quote: Worked (37 ms)
- ✓calculate_output_params: Worked (35 ms)
- ✓get_workflow_guide: Worked (19 ms)
- ✓get_product_info: Worked (37 ms)
pass
✓
Bad inputs give a clean error
All good
- ✓generate_pitch_test_chart: Refused missing required input "widthIn" with a clear error
- ✓generate_pitch_test_chart: Refused wrong type for "widthIn" with a clear error
- ✓get_print_quote: Refused missing required input "widthIn" with a clear error
- ✓get_print_quote: Refused wrong type for "widthIn" with a clear error
- ✓calculate_output_params: Refused missing required input "widthIn" with a clear error
- ✓calculate_output_params: Refused wrong type for "widthIn" with a clear error
- ✓get_workflow_guide: Refused missing required input "inputType" with a clear error
- ✓get_workflow_guide: Refused wrong type for "inputType" with a clear error
pass
✓
Fast enough
All good
- ✓Connecting took 254 ms
- ✓Listing tools took 301 ms
- ✓Average tool answer: 31 ms
- ✓get_print_quote: Slowest tool: get_print_quote (37 ms)
pass
✓
No secrets leakedChecked 9 error messages: no secrets or internal details
pass
✓
Follows MCP best practices (not scored yet)Tool names, safety labels and tool list size follow the MCP guide
pass
–
Tools work togetherNo tool's answer could be fed into another tool, so there were no chains to test (not counted either way)
not tested

Test it yourself

Free and open source. Same checks, same score.

npx qamcp-cli https://backend.3d2holo.com/mcp

Show this score on GitHub

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Score over time

1 Nov 202695

One test so far. New tests will show here.

Reviews

Coming soon: reviews from people who use 3D2HOLO, signed in with GitHub, one per person. Reviews never change the score.

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