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Market around zn

Prompt-injection security gateway for MCP and A2A agents. It analyzes tool-call inputs, applies deterministic and neural guards, blocks malicious requests, and provides hashed evidence through a hosted API or self-hosted Rust core.

Visit usezn.com ↗Pricing page ↗
Pricing (4 buyer tiers · 8 plans)
Free plan available Free
As parsed from usezn.com/pricing/ on 2026-09-01.

Explore the market

Prices and medians update for the tier you select.

Compare at
zn · Individual
$19/mo
Hobby plan
Individual-API median
$34
across 2 priced APIs
vs Individual APIs
44% below
below Individual APIs
ⓘ Comparisons are same provider type (API) and same buyer tier (Individual). Never across tiers.
Market density
75th pctile
245 competing vendors
Comparable listings · 30d
—
MCP servers · Individual median
$17/mo
6 priced · $11.25–$23.5 mid 50%
APIs · Individual median
$34/mo
2 priced · $26.5–$41.5 mid 50%
Other · Individual median
$19.16/mo
2 priced · $13.75–$24.57 mid 50%
Price spectrum · Individual plans · 7 of 13 providers priced · log scale · $8.33 → $49/mo
MCP servers APIs Other◻ shaded = middle 50% · line = median (all types)large ringed dot = zn ($19/mo)

Products in this market

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

AAPIs6Ranked by relevance
znthis listing
● API · relevance 100%
$19/mo Individual
-44% vs Individual median
aegisgate
● API · relevance 78%
no public price
mcp_shark
● API · relevance 77%
no public price
permit_mcp_gateway_2
● API · relevance 77%
no public price
Agent Gateway
● API · relevance 75%
no public price
thinkwatch
● API · relevance 75%
no public price
OOther9Ranked by relevance
mcp_defender
● OTHER · relevance 82%
$29.99/mo Individual
+57% vs Individual median
panguard_ai
● OTHER · relevance 78%
$8.33/mo Individual
-57% vs Individual median
Resolve Guard
● OTHER · relevance 78%
no public price
agentwatch_3
● OTHER · relevance 78%
no public price
xaidr
● OTHER · relevance 76%
no public price
agentguard
● OTHER · relevance 75%
no public price
Countersign
● OTHER · relevance 75%
no public price
Endpoint Protector
● OTHER · relevance 74%
no public price
mcp_guard
● OTHER · relevance 74%
no public price
MMCP servers25Ranked by relevance
warden
● MCP · relevance 80%
no public price
Shrike Security
● MCP · relevance 80%
no Individual plan
entry $99/mo
Sovereign MCP Gateway
● MCP · relevance 80%
no public price
permit_mcp_gateway
● MCP · relevance 79%
no public price
FU
fusional
● MCP · relevance 79%
$15/mo Individual
-12% vs Individual median
tensorfire
● MCP · relevance 79%
no public price
AE
Aegis Policy
● MCP · relevance 78%
no public price
Turbo MCP Gateway
● MCP · relevance 77%
no public price
sentinel_2
● MCP · relevance 77%
no public price
hackmyip
● MCP · relevance 77%
no public price
DO
dominion-observatory
● MCP · relevance 77%
$49/mo Individual
+188% vs Individual median
wondersuite
● MCP · relevance 76%
no public price
MCP Agent Firewall
● MCP · relevance 75%
no public price
AIM Guard
● MCP · relevance 75%
no public price
Customhouse
● MCP · relevance 75%
no public price
Enterprise MCP Gateway
● MCP · relevance 75%
no public price
honeymcp
● MCP · relevance 75%
no public price
ClawGuard Shield
● MCP · relevance 75%
no Individual plan
entry $115/mo
anythingmcp
● MCP · relevance 74%
$19/mo Individual
+12% vs Individual median
AG
agent_verified_relay
● MCP · relevance 74%
custom quote Individual
not monthly-comparable
prompt_compass_mcp
● MCP · relevance 74%
no public price
Mission MCP
● MCP · relevance 74%
no public price
mcp_guardian
● MCP · relevance 74%
no public price
cerbos_mcp
● MCP · relevance 74%
$25/mo Individual
+47% vs Individual median
x402_tools
● MCP · relevance 74%
no public price
PPlatforms6Ranked by relevance
mcp_manager
● PLATFORM · relevance 79%
no Individual plan
entry $135/mo
clawsecure
● PLATFORM · relevance 78%
no Individual plan
entry $29/mo
nightfall_mcp
● PLATFORM · relevance 76%
no public price
Fullmakt
● PLATFORM · relevance 75%
no public price
agentavow
● PLATFORM · relevance 75%
no public price
Conduct AI
● PLATFORM · relevance 75%
no public price
AAgents2Ranked by relevance
Akto AI Agent Security Platform
● AGENT · relevance 77%
no public price
golf
● AGENT · relevance 75%
no public price
FFrameworks2Ranked by relevance
spidershield
● FRAMEWORK · relevance 75%
no Individual plan
entry $39/mo
red_team_blue_team_agent_fabri
● FRAMEWORK · relevance 74%
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.