Vega MCP server
22 developer utilities: base64, hashes, JWT, JSON tools, unit conversion. Free, keyless.
Little public usage data yet
Reviews
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If you have run it, two minutes of your experience saves the next person an afternoon.
Vega tools (22)
write = sends, deletes, buys or postsbase64_decodeFreeBase64-decode (returns text + hex).
base64_encodeFreeBase64-encode text.
base_convertFreeConvert a number between bases 2-36.
case_convertFreeConvert case: camel/snake/kebab/pascal/title/upper/lower.
cron_explainFreeExplain a 5-field cron expression.
epochFreeConvert a unix epoch to human-readable UTC + relative.
hashFreeHash a string. algo = md5/sha1/sha256/sha512.
hex_to_textFreeDecode hex bytes to text.
html_decodeFreeDecode HTML entities.
json_diffFreeDiff two JSON values (added/removed/changed keys).
json_formatFreeValidate + pretty-print JSON.
json_to_csvFreeFlatten a JSON array of objects to CSV.
jwt_decodeFreeDecode a JWT header+payload (no signature verification).
nowFreeCurrent unix time (UTC).
regex_testFreeTest a regex; return matches + groups.
slugifyFreeSlugify text (lowercase, dashes, ascii).
string_metricsFreeLength/word/line/char counts + Shannon entropy.
text_to_hexFreeEncode text to hex.
url_decodeFreePercent-decode a string.
url_encodeFreePercent-encode a string.
url_parseFreeParse a URL into scheme/host/path/query/fragment.
uuidFreeGenerate a random UUID v4.
Public scan report
scanner v0.1.9 · 2026-09-23 · same rubric, same numbers if you re-run it
- –Code scanremote-only server, no package to scann/a
- Live reliabilityremote reachable in 1120ms20/20
- Tool poisoning22 tool descriptions checked15/15
- Auth qualityopen endpoint, read-only tools10/15
- Maintenanceno repository listed3/15
- Maintainer identityno repository or website to verify2/10
Findings (1)
- lowNo source repository listed
maint.no-repo
Install directly
claude mcp add --transport http vega https://vega-mcp.thetempleofdoom.com/mcp
Vega: common questions
- Is Vega MCP server safe?
- With care: it is graded C, so read the findings first (67/100). Read the Vega safety report
- How do I install Vega?
- It runs remotely at vega-mcp.thetempleofdoom.com. Add it to Claude Code, Claude Desktop or Cursor with the snippets above, or call it through the mcp.market gateway without installing anything.
- Does Vega need an API key?
- Not as far as the registry entry and our scan can tell: no credentials are declared or required.
- Is Vega maintained?
- The latest release is v1.0.0.
- Is Vega up?
- 100% of our last 3 checks got an answer. We check remote servers about four times a day.