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Market around polygraphso

AI agents plug into third-party tools and load skills that can hijack them or leak your data. We run those tools through an adversarial test, scan those skills for the same tricks, and publish a letter grade — free to read, public, evidence attached.

Visit polygraph.so ↗Pricing page ↗
Pricing (4 buyer tiers · 6 plans)
Free plan available Free
As parsed from polygraph.so/pricing on 2026-08-24.

Explore the market

Prices and medians update for the tier you select.

Compare at
polygraphso · Pro
$15/mo
Pro Monitors - Indie plan
Pro-MCP server median
$64
across 4 priced MCP servers
vs Pro MCP servers
77% below
below Pro MCP servers
ⓘ Comparisons are same provider type (MCP server) and same buyer tier (Pro). Never across tiers.
Market density
63rd pctile
132 strong substitutes
Price momentum · 30d
-35.1%
Agents · Pro median
$49/mo
3 priced · $37–$74 mid 50%
MCP servers · Pro median
$64/mo
4 priced · $25.5–$99 mid 50%
Platforms · Pro median
$26.59/mo
4 priced · $23.13–$39.25 mid 50%

Agents cost 0.8× MCP servers at the Pro tier.

Price spectrum · Pro plans · 6 of 9 providers priced · log scale · $15 → $99/mo
Agents MCP servers Platforms◻ shaded = middle 50% · line = median (all types)large ringed dot = polygraphso ($15/mo)

Products in this market

Ranked by how closely each one matches polygraphso's job. Prices show each provider's Pro state; entry prices are labelled as such. Unpriced products still belong to the market.

MMCP servers13Ranked by relevance
polygraphsothis listing
● MCP · relevance 100%
$15/mo Pro
-77% vs Pro median
cold-run
● MCP · relevance 78%
no public price
Shield
● MCP · relevance 75%
no public price
TurboPentest
● MCP · relevance 75%
$99 usage Pro
not monthly-comparable
Mnemom
● MCP · relevance 74%
no public price
MCP Security Scanner Server
● MCP · relevance 73%
no public price
reversecore_mcp
● MCP · relevance 73%
no public price
SkillAudit
● MCP · relevance 73%
no public price
ia-qa.com/mcp llm and RAG testing - Dev/QA toolbox
● MCP · relevance 73%
no public price
AIM Guard
● MCP · relevance 73%
no public price
browseai_dev
● MCP · relevance 72%
no public price
mcp_eu_ai_act
● MCP · relevance 71%
$29/mo Pro
-55% vs Pro median
rnwy
● MCP · relevance 71%
no public price
AAgents16Ranked by relevance
trustshell
● AGENT · relevance 80%
no public price
probeagent
● AGENT · relevance 79%
no public price
ment_tech_ai_security
● AGENT · relevance 77%
no public price
f5_ai_red_team
● AGENT · relevance 75%
no public price
inkog
● AGENT · relevance 74%
$99/mo Pro
+102% vs Pro median
straiker_ascend_ai
● AGENT · relevance 73%
no public price
perfai_security
● AGENT · relevance 73%
$49/mo Pro
0% vs Pro median
sigil_2
● AGENT · relevance 73%
no public price
agentshield_repo
● AGENT · relevance 72%
no public price
promptarmor
● AGENT · relevance 72%
no public price
stealthnet_ai
● AGENT · relevance 72%
no Pro plan
entry $833/mo
Akto AI Agent Security Platform
● AGENT · relevance 72%
no public price
AgentLooper
● AGENT · relevance 72%
25 usage Pro
not monthly-comparable
artguard
● AGENT · relevance 72%
no public price
AI Security Platform
● AGENT · relevance 71%
no public price
agent_opfor
● AGENT · relevance 71%
no public price
PPlatforms9Ranked by relevance
lakera_red
● PLATFORM · relevance 79%
no public price
agentleak
● PLATFORM · relevance 78%
no public price
agentavow
● PLATFORM · relevance 78%
no public price
agentsproof
● PLATFORM · relevance 77%
$24.17/mo Pro
-9% vs Pro median
ziosec
● PLATFORM · relevance 76%
no public price
ctf_agent_benchmark
● PLATFORM · relevance 75%
no public price
Agentic Evaluation Platform
● PLATFORM · relevance 74%
no public price
mindgard
● PLATFORM · relevance 73%
no public price
bottrade
● PLATFORM · relevance 72%
$19.99/mo Pro
-25% vs Pro median
OOther7Ranked by relevance
skillgrade
● OTHER · relevance 75%
no public price
Prism-Eval
● OTHER · relevance 74%
no public price
asl_v6
● OTHER · relevance 72%
no public price
agentevals_via_github
● OTHER · relevance 72%
no public price
SCAM
● OTHER · relevance 71%
no public price
kali_pentest
● OTHER · relevance 71%
no public price
security_research
● OTHER · relevance 71%
no public price
FFrameworks5Ranked by relevance
red_team_blue_team_agent_fabri
● FRAMEWORK · relevance 73%
no public price
agentlinter
● FRAMEWORK · relevance 72%
no public price
cage_lite
● FRAMEWORK · relevance 71%
no public price
bound
● FRAMEWORK · relevance 71%
no public price
agentspec
● FRAMEWORK · relevance 71%
no public price

Market = the products most similar to this one by capability; prices are median / quartiles over its priced members, separated by provider type and buyer tier.