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Directory / Fair Random

Fair Random

Q: Is Fair Random MCP server safe?

QAmcp's test on 31 Oct 2026: No hidden instructions were found in its tool descriptions. Its error messages showed no secrets or internal details. All 6 of its tools are labeled read-only. Overall it scored 93/100 on 31 Oct 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.

by drawstoday.com · https://drawstoday.com/mcp/random

Fair, reproducible randomness for agents: dice, coins, integers, list picks, shuffles, with seeds.

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

Visit website

93 /100

PASS · WITH NOTES

11 of 11 checks · 31 Oct 2026

Is Fair Random MCP server safe?

No hidden instructions were found in its tool descriptions.
Its error messages showed no secrets or internal details.
All 6 of its tools are labeled read-only.
Overall it scored 93/100 on 31 Oct 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

6 tools, in the server's own words.

roll_diceread-only

Roll 1 to 100 dice with 2 to 1000 sides each (default one six-sided die).

flip_coinread-only

Flip a fair coin 1 to 100 times.

random_integerread-only

Integers from min to max inclusive, 1 to 1000 of them, with or without repeats.

pick_from_listread-only

Pick 1 or more items from a list of up to 1000, each equally likely.

shuffle_listread-only

Put up to 1000 items in a random order; every order is equally likely.

prismtect_numberread-only

A personal two-digit number from the Prismtect glass prism, for a user who asks for a lucky number, a number of their own or a number for today.

Test results

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

!
Every tool is described
5 warnings
- !roll_dice: Inputs with no description: sides, count
- !flip_coin: Inputs with no description: count
- !random_integer: Inputs with no description: min, max, count, unique
- !pick_from_list: Inputs with no description: items, count, unique
- !shuffle_list: Inputs with no description: items
note
✓
ConnectsConnected in 572 ms
pass
✓
Ready for the newest MCP versionUses the latest MCP version (2026-07-28)
pass
✓
Lists its toolsFound 6 tools
pass
✓
Tools are labeled safe or dangerousEvery tool has a safety label
pass
✓
No hidden instructionsNo hidden instructions found in tool descriptions
pass
✓
Tools work with good inputs
All good
- ✓roll_dice: Worked (169 ms)
- ✓flip_coin: Worked (185 ms)
- ✓random_integer: Worked (166 ms)
- ✓pick_from_list: Worked (185 ms)
- ✓shuffle_list: Worked (181 ms)
- ✓prismtect_number: Worked (165 ms)
pass
✓
Bad inputs give a clean error
All good
- ✓roll_dice: Refused wrong type for "seed" with a clear error
- ✓flip_coin: Refused wrong type for "seed" with a clear error
- ✓random_integer: Refused missing required input "min" with a clear error
- ✓random_integer: Refused wrong type for "min" with a clear error
- ✓pick_from_list: Refused missing required input "items" with a clear error
- ✓pick_from_list: Refused wrong type for "items" with a clear error
- ✓shuffle_list: Refused missing required input "items" with a clear error
- ✓shuffle_list: Refused wrong type for "items" with a clear error
pass
✓
Fast enough
All good
- ✓Connecting took 572 ms
- ✓Listing tools took 195 ms
- ✓Average tool answer: 175 ms
- ✓flip_coin: Slowest tool: flip_coin (185 ms)
pass
✓
No secrets leakedChecked 8 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://drawstoday.com/mcp/random

Show this score on GitHub

Free for every server in the directory. Paste this into your README: the badge shows the score from our latest test.

[![QAmcp score](https://qamcp.dev/s/com-drawstoday-fair-random.svg)](https://qamcp.dev/s/com-drawstoday-fair-random.html)

Score over time

31 Oct 202693

One test so far. New tests will show here.

Reviews

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

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