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Jean — Molecular Biology & Genomics

REMOTE · JEANSLABS.VERCEL.APP

Validated molecular biology tools: cloning, primers, CRISPR, Sanger, alignment, qPCR, phylogenetics

+4 this week 72 Trust /100

Last scanned (2 hours ago)

Scores higher than 58% of remote servers

Reachable. Last reached 5 Nov 2026.

Category Health and Science

Trust breakdown (7 categories)

How this component scores in each security and reliability category. Every signal is checked automatically against the live server, and we only credit what we can confirm. How we score → Why this is hard to score →

Endpoint Security63
Transport & Reachability100
Schema Quality & AI Usability69
  • 100% of prompts and resources have a non-trivial description (not blank, and not just the item's name).Pass
  • AI-judged instruction clarity (good).Pass
  • Context-footprint check failed: tool/resource definitions use about 151864 tokens (~477/item across 318 items; 317 tools + 1 resources), over budget; trim descriptions and params. See how to fix → Fail
  • Usage-examples check failed: none of the tools include examples. See how to fix → Fail
Stability & Change Management53
  • Stability observed for 16 of 30 days with no destabilising changes; credit accrues until the full window elapses.Partial
Tool Coverage100
  • 100% of tools have a non-trivial description (not blank, and not just the tool's name).Pass
  • 100% of tool parameters carry a description.Pass
  • Structured output schemas are declared (98% of tools); any adoption earns full credit.Pass
Tool Safety75
  • No prompt-injection markers were found in the server instructions, tool names or descriptions we captured.Pass
  • 0 of 1 tool(s) whose name or description implies an irreversible operation declare an MCP destructiveHint annotation; "consensus_from_traces" implies "merge" and declares readOnlyHint instead, contradicting what its own name says it does. See how to fix → Fail
  • An AI judge read all 319 captured unit(s) of tool text and found none that tries to manipulate the model reading it.Pass
Capabilities100
  • Implements a current MCP spec version (2026-07-28).Pass
  • Supports UI / widget rendering.Pass
What we tested

Checks we ran (13)

  • TLS certificate
  • HTTPS
  • HSTS header
  • DNSSEC
  • Transport
  • Schema quality
  • Stability
  • Tool coverage
  • Injection markers
  • Destructive annotations
  • Judged manipulation
  • MCP protocol
  • Capabilities

Checks we could not complete (1)

These are gaps on our side, not findings about this hosted endpoint. We only credit what we can confirm, so a category made up entirely of them scores 0.

  • Authorization in Endpoint SecurityAuthorisation not fully verified: no authorisation is required to call this server, and 1 tool(s) never declared a destructiveHint. The MCP spec treats an absent hint as destructive by default, so we cannot call this surface safe.

Does not apply to this hosted endpoint (2)

  • Supply Chain SecurityScored on package channels only. This is a hosted endpoint, so there is nothing to install or inspect.
  • Provenance & TransparencyScored on package channels only. This is a hosted endpoint, so there is nothing to install or inspect.

The score does not measure everything. What the score does not measure →

Changelog

Every change we have recorded for this component, newest first. Security-relevant changes are always shown. ▲ marks a change for the better, ▼ a change for the worse; unmarked changes are neutral.

  • 5 Nov 26 +1
    • We updated how we score, so this day's move reflects our rubric, not a change to the server See what changed → functional
    • This server's schema is too large to store in full, so we cannot compare its tools day to day functional
  • 4 Nov 26 0
    • This server's schema is too large to store in full, so we cannot compare its tools day to day functional
  • 3 Nov 26 +1
    • This server's schema is too large to store in full, so we cannot compare its tools day to day functional
  • 2 Nov 26 0
    • This server's schema is too large to store in full, so we cannot compare its tools day to day functional
  • 1 Nov 26 +1
    • This server's schema is too large to store in full, so we cannot compare its tools day to day functional
  • 31 Oct 26 0
    • This server's schema is too large to store in full, so we cannot compare its tools day to day functional
  • 30 Oct 26 +1
    • This server's schema is too large to store in full, so we cannot compare its tools day to day functional
  • 29 Oct 26 0
    • This server's schema is too large to store in full, so we cannot compare its tools day to day functional
Diagnostics

Diagnostic detail from the automated scan of this channel: what the scanner observed at each step, so you can see exactly where a check passed or failed. It is informational only and never changes the trust score.

Captured 5 Nov 2026 · Probed https://jeanslabs.vercel.app/mcp

TLS valid

Negotiated TLS 1.3 with TLS_AES_128_GCM_SHA256 .

Subject Issuer Valid from Valid until Key Signature Serial
CN=*.vercel.app CN=WR1,O=Google Trust Services,C=US 31 Oct 2026 29 Jan 2027 RSA 2048 SHA256-RSA 9c5f0e6a35c955e113044c86848e4cd5
SANs: *.vercel.app
CN=WR1,O=Google Trust Services,C=US (CA) CN=GTS Root R1,O=Google Trust Services LLC,C=US 13 Dec 2023 20 Feb 2029 RSA 2048 SHA256-RSA 7fd9e2c2d2048a0474b627a26d0868a7
CN=GTS Root R1,O=Google Trust Services LLC,C=US (CA) CN=GlobalSign Root CA,OU=Root CA,O=GlobalSign nv-sa,C=BE 19 Jun 2020 28 Jan 2028 RSA 4096 SHA256-RSA 77bd0d6cdb36f91aea210fc4f058d30d

Background: What to check on a remote MCP endpoint →

DNSSEC insecure

Validation of jeanslabs.vercel.app. — Not signed

Zone DS Keys Algorithms Outcome
. Trust anchor 20326, 38696 8, 8 Verified
app. DS published 23684 8 Verified
vercel.app. No DS Unsigned (proven) parent-signed NSEC/NSEC3 proves an unsigned delegation
Authentication No authorisation required

The endpoint answered without asking for a token. Anyone who knows the URL can reach it.

Result No authorisation required
HTTP status 200
Header Value
strict-transport-security max-age=63072000; includeSubDomains; preload

Background: How OAuth 2.1 works in the 2026 MCP spec →

Transports 2 probes
Transport URL Outcome Status Location
streamable-http https://jeanslabs.vercel.app/mcp Verified 200
http (plaintext) http://jeanslabs.vercel.app/mcp HTTPS enforced 308 https://jeanslabs.vercel.app/mcp
MCP tools · 317 exposed · ~151,514 tokens partial

The tools this component advertises to a client, with an estimated token cost for each. Expand a tool to see its parameters and schema. The per-tool counts are indicative and are not scored directly; the schema's total context footprint is one signal in Schema Quality & AI Usability. A tool's description is untrusted text the model reads on every call, which is what makes this list a security surface and not just an inventory: how tool poisoning works →

Tool Tokens
rank_next_tests ~475

No description provided.

NameTypeReqDescription
_filesarray––
_subjectobject––
alphanumber––
beliefsobject––
betanumber––
ledgerobject––
modestring––
nnumber––
noise_sdnumber––
prior_sdnumber––
target_bitsnumber––
testsarray––
trialsnumber––
NameTypeReqDescription
beliefs–yes–
beststringyes–
bitsnumber|nullyes–
byCost–yes–
gain–yes–
notestringyes–
ranked–yes–
result–yes–
samplesForTargetnumber|nullyes–

No examples provided.

rank_reference_genes ~333

No description provided.

NameTypeReqDescription
_filesarray––
_subjectobject––
cq_tablestringyes–
normfinder_armstring––
NameTypeReqDescription
genormM–yes–
groupedstringyes–
mostStablestringyes–
pairwiseV–yes–
perMethod–yes–
ranking–yes–
recommendedCountnumberyes–

No examples provided.

rank_strategies ~368

No description provided.

NameTypeReqDescription
_filesarray––
_subjectobject––
digest_enzymesarray––
enzymestring––
order_bystring––
partsarray––
NameTypeReqDescription
beststring|nullyes–
criteria–yes–
feasiblenumberyes–
notScored–yes–
ranked–yes–
refused–yes–

No examples provided.

rank_tradeoffs ~493

No description provided.

NameTypeReqDescription
_filesarray––
_subjectobject––
crowdingstring––
filterstring––
keep_duplicatesboolean––
labelstring––
maximisestring––
minimisestring––
orderstring––
referencestring––
tablestringyes–
NameTypeReqDescription
counts–yes–
front–yes–
fronts–yes–
hypervolumenumber|nullyes–
orderstring|nullyes–
ranked–yes–
reference–yes–

No examples provided.

read_answer_window ~119

No description provided.

NameTypeReqDescription
argumentsobject––
fieldstringyes–
limitinteger––
offsetinteger––
toolstringyes–

No output schema declared.

No examples provided.

read_mgf ~189

No description provided.

NameTypeReqDescription
_filesarray––
_subjectobject––
textstringyes–
titlestring––
NameTypeReqDescription
countnumber|nullyes–
spectra–yes–

No examples provided.

read_mzml ~229

No description provided.

NameTypeReqDescription
_filesarray––
_subjectobject––
idstring––
msLevelnumber––
textstringyes–
NameTypeReqDescription
countnumber|nullyes–
spectra–yes–

No examples provided.

read_rdml_run ~378

No description provided.

NameTypeReqDescription
_filesarray––
_subjectobject––
rdml_xmlstringyes–
runnumber––
tablestring––
NameTypeReqDescription
groupsstringyes–
omitted–yes–
rowsnumberyes–
runs–yes–
tablestringyes–
versionstringyes–

No examples provided.

read_sequencing_qc ~320

No description provided.

NameTypeReqDescription
_filesarray––
_subjectobject––
coverage_linenumber––
kindstring––
step_windownumber––
textstringyes–
NameTypeReqDescription
contaminationPctnumber|nullyes–
contaminationSourcestring|nullyes–
depthProfileobject|nullyes–
kindstringyes–
largestStepFoldnumber|nullyes–
longestGapnumber|nullyes–
minCoveragenumber|nullyes–
perbase–yes–
plasmidsaurus–yes–
positionsAbove20xnumber|nullyes–
readingstringyes–
shape–yes–

No examples provided.

read_structure ~312

No description provided.

NameTypeReqDescription
_filesarray––
_subjectobject––
modelnumber––
textstringyes–
NameTypeReqDescription
atomsnumberyes–
bFactor–yes–
cell–yes–
chains–yes–
dialectstringyes–
disulfidesnumberyes–
extentnumberyes–
formatstringyes–
formulastringyes–
hasPolymerbooleanyes–
hasResolutionbooleanyes–
helicesnumberyes–
idstringyes–
ligands–yes–
methodstringyes–
modelsnumberyes–
modified–yes–
residuesnumberyes–
resolutionnumberyes–
sequences–yes–
strandsnumberyes–
titlestringyes–
warnings–yes–
watersnumberyes–

No examples provided.

read_structure_consensus ~194

No description provided.

NameTypeReqDescription
_filesarray––
_subjectobject––
textstringyes–
NameTypeReqDescription
alphabetstringyes–
columnsnumberyes–
medianSupportnumberyes–
pairList–yes–
pairTable–yes–
pairsnumberyes–
roles–yes–
rowsnumberyes–
support–yes–

No examples provided.

read_variant_calls ~641

No description provided.

NameTypeReqDescription
_filesarray––
_subjectobject––
contigstring––
endnumber––
filestring––
include_missing_qualboolean––
info_keystring––
info_valuestring––
limitnumber––
min_qualnumber––
pass_onlyboolean––
samplestring––
startnumber––
typesarray––
NameTypeReqDescription
filters_applied–yes–
matchednumberyes–
readnumberyes–
samples–yes–
scopestringyes–
summarystringyes–
variants–yes–

No examples provided.

recombine ~534

No description provided.

NameTypeReqDescription
_filesarray––
_subjectobject––
circular_onlyboolean––
fragmentsarray––
greedyboolean––
guidesarray––
homology_bpnumber––
include_subjectboolean––
multi_site_onlyboolean––
site1string––
site2string––
systemstring––
NameTypeReqDescription
discardednumberyes–
productCountnumberyes–
products–yes–
recordobject|nullyes–
sites–yes–

No examples provided.

recompute_trace_quality ~229

No description provided.

NameTypeReqDescription
_filesarray––
_subjectobject––
documentstring––
tablestring––
NameTypeReqDescription
basesnumberyes–
instrumentBasesnumberyes–
meanQualitynumberyes–

No examples provided.

record_composition ~231

No description provided.

NameTypeReqDescription
_filesarray––
_subjectobject––
doubleStrandedboolean––
NameTypeReqDescription
atPercentnumber|nullyes–
composition–yes–
extinction–yes–
gcPercentnumber|nullyes–
isoelectricPointnumber|nullyes–
lengthnumberyes–
molecularWeightnumberyes–
nonStandard–yes–
standardCountnumberyes–
strandsnumberyes–

No examples provided.

record_experiment ~318

No description provided.

NameTypeReqDescription
_filesarray––
_subjectobject––
body_mdstringyes–
collectionstring––
entry_idstring––
tagsarray––
titlestring––
NameTypeReqDescription
bodyCharsnumberyes–
collectionstringyes–
createdbooleanyes–
crossRefs–yes–
entry_idstringyes–
tags–yes–
titlestringyes–
unresolved–yes–

No examples provided.

relative_expression ~1,363

No description provided.

NameTypeReqDescription
_filesarray––
_subjectobject––
amountsstring––
assess_efficiencyboolean––
ct_tablestringyes–
groupsstringyes–
lm_conf_levelnumber––
lm_formulastring––
lm_modestring––
lm_variablesstring––
modelstring––
reference_genestring––
reference_groupstringyes–
sig_teststring––
standard_ct_tablestring––
tubestring––
wilcox_alternativestring––
wilcox_conf_levelnumber––
wilcox_correctstring––
wilcox_exactstring––
NameTypeReqDescription
countnumberyes–
design–yes–
efficiency–yes–
genes–yes–
groups–yes–
modelstringyes–
referenceGenestring|nullyes–
rows–yes–
standardPoints–yes–
test–yes–
trend–yes–

No examples provided.

remember_lab_preference ~592

No description provided.

NameTypeReqDescription
_filesarray––
_subjectobject––
cleararray––
expression_hoststring––
polymerasestring––
polymerase_productstring––
primer_gc_maxnumber––
primer_gc_minnumber––
primer_length_maxnumber––
primer_length_minnumber––
NameTypeReqDescription
changed–yes–
preferences–yes–
readingstringyes–

No examples provided.

research_run_status ~220

No description provided.

NameTypeReqDescription
_filesarray––
_subjectobject––
runobjectyes–
sequencesarray––
NameTypeReqDescription
decisions–yes–
drift–yes–
pending–yes–
status–yes–

No examples provided.

resolve_gene_sets ~356

No description provided.

NameTypeReqDescription
_filesarray––
_subjectobject––
authoritystring––
genesstring––
organismstringyes–
NameTypeReqDescription
geneSetsstringyes–
provenance–yes–

No examples provided.

restore_trace_file_calls ~125

No description provided.

NameTypeReqDescription
_filesarray––
_subjectobject––
NameTypeReqDescription
basesnumberyes–
sequencestringyes–

No examples provided.

restriction_ligate ~410

No description provided.

NameTypeReqDescription
_filesarray––
_subjectobject––
bluntboolean––
circular_onlyboolean––
end_originsarray––
end_treatmentsarray––
enzymesarray––
fragmentsarray––
include_subjectboolean––
sort_by_recognition_sitesboolean––
NameTypeReqDescription
junctions–yes–
layout–yes–
nickedJunctions–yes–
partiallyDigested–yes–
productCountnumberyes–
products–yes–
recognitionSitesnumberyes–
recordobject|nullyes–

No examples provided.

resume_research_run ~282

No description provided.

NameTypeReqDescription
_filesarray––
_subjectobject––
budget_secondsnumber––
runobjectyes–
sequencesarray––
NameTypeReqDescription
decisions–yes–
report–yes–
resumed–yes–
run–yes–

No examples provided.

reverse_complement ~137

No description provided.

NameTypeReqDescription
_filesarray––
_subjectobject––
NameTypeReqDescription
recordobject|nullyes–
sequencestringyes–

No examples provided.

rps_blast_cdd ~511

No description provided.

NameTypeReqDescription
_filesarray––
_subjectobject––
compbasedadjnumber––
dbstring––
dmodestring––
dnastring––
evaluenumber––
filterboolean––
maxhitnumber––
proteinstring––
smodestring––
NameTypeReqDescription
cdsidstringyes–
countnumberyes–
hits–yes–

No examples provided.

rps_blast_smart ~261

No description provided.

NameTypeReqDescription
_filesarray––
_subjectobject––
evaluenumber––
max_target_seqsnumber––
proteinstringyes–
sourcestring––
NameTypeReqDescription
countnumberyes–
domains–yes–

No examples provided.

rpstblastn_smart ~330

No description provided.

NameTypeReqDescription
_filesarray––
_subjectobject––
comp_based_statsnumber––
evaluenumber––
genetic_codenumber––
max_target_seqsnumber––
sequencestring––
sourcestring––
NameTypeReqDescription
countnumberyes–
domains–yes–

No examples provided.

run_discovery_programme ~1,360

No description provided.

NameTypeReqDescription
_filesarray––
_subjectobject––
alphanumber––
budget_secondsnumber––
hypothesesarray––
kappanumber––
ledgerobject––
organismstring––
posterior_beliefsarray––
runobject––
sequencesarray––
NameTypeReqDescription
decisions–yes–
followUp–yes–
ledger–yes–
report–yes–
result–yes–
run–yes–
supportedCountnumberyes–

No examples provided.

run_gel_lane ~260

No description provided.

NameTypeReqDescription
_filesarray––
_subjectobject––
detailstring––
product_bpnumber––
sourcestringyes–
NameTypeReqDescription
bands–yes–

No examples provided.

run_gel_plate ~791

No description provided.

NameTypeReqDescription
_filesarray––
_subjectobject––
agarose_percentnumber––
formstring––
ladderstring––
lane_namesarray––
lanesarrayyes–
mobility_modelstring––
render_modestring––
NameTypeReqDescription
bands–yes–
calibratedBystringyes–
cautions–yes–
conclusionstringyes–
derivation–yes–
unmeasurable–yes–

No examples provided.

run_workflow ~304

No description provided.

NameTypeReqDescription
_filesarray––
_subjectobject––
graphobjectyes–

No output schema declared.

No examples provided.

save_enzyme_collection ~274

No description provided.

NameTypeReqDescription
_filesarray––
_subjectobject––
activateboolean––
enzymesarrayyes–
namestringyes–
replaceboolean––
NameTypeReqDescription
activebooleanyes–
collectionstringyes–
countnumberyes–
createdbooleanyes–
enzymes–yes–

No examples provided.

scaffold_network ~203

No description provided.

NameTypeReqDescription
_filesarray––
_subjectobject––
moleculesarrayyes–
rulesstring––
NameTypeReqDescription
edges–yes–
nodes–yes–
summarystringyes–

No examples provided.

scan_intrinsic_terminators ~287

No description provided.

NameTypeReqDescription
_filesarray––
_subjectobject––
both_strandsboolean––
max_resultsnumber––
region_endnumber––
region_startnumber––
sequencestring––
NameTypeReqDescription
countnumberyes–
offsetnumberyes–
strongest–yes–
strongestHairpinnumber|nullyes–
terminators–yes–

No examples provided.

scan_motif_sites ~238

No description provided.

NameTypeReqDescription
_filesarray––
_subjectobject––
motifsarrayyes–
sequencestring––
NameTypeReqDescription
countnumberyes–
perMotif–yes–
sites–yes–

No examples provided.

scan_protein_domains ~682

No description provided.

NameTypeReqDescription
_filesarray––
_subjectobject––
applicationsstring––
emailstring––
goTermsboolean––
integratedOnlyboolean––
maxEvaluenumber––
pathwaysboolean––
proteinstringyes–
representativeOnlyboolean––
sortBystring––
visibleLibrariesstring––
NameTypeReqDescription
countnumberyes–
domainsstringyes–
jobIdstringyes–
matches–yes–
provenance–yes–

No examples provided.

scan_sigma70_promoters ~405

No description provided.

NameTypeReqDescription
_filesarray––
_subjectobject––
both_strandsboolean––
max_dgnumber––
max_resultsnumber––
region_endnumber––
region_startnumber––
sequencestring––
NameTypeReqDescription
countnumberyes–
offsetnumberyes–
promoters–yes–
strongest–yes–
strongestDgnumber|nullyes–

No examples provided.

scan_splice_sites ~348

No description provided.

NameTypeReqDescription
_filesarray––
_subjectobject––
max_resultsnumber––
min_maxentnumber––
sequencestring––
strandstring––
NameTypeReqDescription
countnumberyes–
sites–yes–
strongest–yes–
strongestMaxEntnumber|nullyes–

No examples provided.

score_overhang_fidelity ~484

No description provided.

NameTypeReqDescription
_filesarray––
_subjectobject––
datasetstring––
enzymestring––
overhangsarrayyes–
remediesboolean––
replacements_per_junctionnumber––
NameTypeReqDescription
atMeasurementCeilingbooleanyes–
datasetstringyes–
fidelitynumberyes–
flags–yes–
junctions–yes–
meaningfulbooleanyes–
percentnumberyes–
repair–yes–
replacements–yes–
worst–yes–

No examples provided.

score_rbs ~202

No description provided.

NameTypeReqDescription
_filesarray––
_subjectobject––
mrnastring––
start_posnumberyes–
NameTypeReqDescription
dgHybridnumber|nullyes–
dgMrnanumberyes–
dgTotalnumber|nullyes–
relStrengthnumberyes–
sdLengthnumber|nullyes–
sdStartnumber|nullyes–
spacingnumber|nullyes–
structurestringyes–
structureStartnumberyes–

No examples provided.

Install

How do I install the Jean — Molecular Biology & Genomics MCP server?

Jean — Molecular Biology & Genomics is a hosted endpoint at https://jeanslabs.vercel.app/mcp, so there is nothing to install locally. Ready-made configuration for Claude, Cursor, VS Code, Codex and 5 more is on this page, copied from each client's own documentation.

remote · jeanslabs.vercel.app

# add to Claude Code
claude mcp add --transport http genmnz-jean 'https://jeanslabs.vercel.app/mcp'
Common questions

What is the Jean — Molecular Biology & Genomics MCP server?

Jean — Molecular Biology & Genomics is an MCP server listed in the public MCP registry as io.github.genmnz/jean. Validated molecular biology tools: cloning, primers, CRISPR, Sanger, alignment, qPCR, phylogenetics. This page covers its hosted endpoint (https://jeanslabs.vercel.app/mcp).

Is the Jean — Molecular Biology & Genomics MCP server safe to use?

Jean — Molecular Biology & Genomics scores 72 out of 100 on VerifyMCP. That is a record of what we were able to check automatically, not an endorsement. The category breakdown on this page shows every signal behind the number, including the ones we could not confirm.

Does the Jean — Molecular Biology & Genomics MCP server require authentication?

No. We connected to Jean — Molecular Biology & Genomics without credentials and it answered, so anything it exposes is reachable by anyone who knows the address.

Is the Jean — Molecular Biology & Genomics MCP server still maintained?

Jean — Molecular Biology & Genomics is still listed as active in the MCP registry. We last reached this channel on 5 November 2026. Those dates come from our own scans of the registry and the channel itself, not from anything the publisher announced.

What did VerifyMCP test on the Jean — Molecular Biology & Genomics MCP server?

VerifyMCP ran 13 checks on Jean — Molecular Biology & Genomics, covering TLS certificate, HTTPS, HSTS header, DNSSEC and 9 more. One item could not be completed, a gap on our side rather than a finding about Jean — Molecular Biology & Genomics: Authorization. Supply Chain Security and Provenance & Transparency do not apply to a hosted endpoint, so they were not tested. The score does not measure everything, and the scoring documentation lists what it leaves out.