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Market around TruthGate

An open-source deterministic verification engine and MCP server for auditing AI agent responses. It checks citation entailment, polarity and numeric drift, and grounds code references against workspace symbols.

Visit github.com ↗Pricing page ↗

Explore the market

Prices and medians update for the tier you select.

Compare at
TruthGate · Pro
No Pro plan
—
Pro-MCP server median
$60.99
across 3 priced MCP servers
vs Pro MCP servers
No comparison
TruthGate doesn't sell Pro
ⓘ Comparisons are same provider type (MCP server) and same buyer tier (Pro). Never across tiers.
Market density
61st pctile
262 competing vendors
Comparable listings · 30d
—
MCP servers · Pro median
$60.99/mo
3 priced · —–— mid 50%
Price spectrum · Pro plans · 5 of 8 providers priced · log scale · $3.69 → $199/mo
MCP servers Platforms◻ shaded = middle 50% · line = median (all types)TruthGate has no comparable Pro price — not plotted

Products in this market

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

MMCP servers32Ranked by similarity
TruthGatethis listing
● MCP
no public price
Citation Check MCP
● MCP81% similar
no public price
citation-needed
● MCP80% similar
no public price
Honesty MCP
● MCP78% similar
no public price
Claim Grounding
● MCP77% similar
no public price
AgentGround
● MCP77% similar
no public price
ResultGate
● MCP76% similar
no public price
Fidenta Verify
● MCP76% similar
no public price
FactCheck MCP Pack
● MCP76% similar
no public price
Norma
● MCP76% similar
$199/mo Pro
+226% vs Pro median
Simon Kiea Vera
● MCP75% similar
$69/mo Pro
+13% vs Pro median
Browseai Dev
● MCP75% similar
no public price
OpenInvar
● MCP75% similar
no public price
OA
Oathlayer
● MCP75% similar
no public price
Citeme
● MCP75% similar
$3.69/mo Pro
-94% vs Pro median
Swipemagic4 Research
● MCP74% similar
no public price
Evidence-MCP
● MCP74% similar
no public price
Mifori CertAgent
● MCP74% similar
no public price
Fact Check
● MCP74% similar
$7.99/mo Pro
-87% vs Pro median
Parry
● MCP73% similar
no public price
Quiet Menders
● MCP73% similar
no public price
MA
Maxim Pkk Attest
● MCP73% similar
no Pro plan
entry $4/mo
Zenable MCP Server
● MCP73% similar
no public price
bot-tells
● MCP73% similar
no public price
docsync
● MCP73% similar
no public price
Paperpiggy
● MCP72% similar
no public price
VERITY
● MCP72% similar
no public price
AgentSeed
● MCP72% similar
no public price
QianYuan Protocol
● MCP72% similar
no public price
Corulix
● MCP72% similar
no public price
VE
VerifyAPI MCP Server
● MCP72% similar
no public price
answer-check-mcp
● MCP72% similar
no public price
AAPIs7Ranked by similarity
Research Verification APIs
● API77% similar
no public price
Verity Suite
● API76% similar
no public price
paygent
● API74% similar
no public price
VerityLayer
● API73% similar
no public price
VerityLayer
● API73% similar
no public price
Independence Agent Services
● API73% similar
no public price
CitePulse AI
● API72% similar
no public price
AAgents5Ranked by similarity
antemortem
● AGENT75% similar
no public price
Agent Countercheck
● AGENT75% similar
no public price
CrawlBit
● AGENT74% similar
no Pro plan
entry $390/mo
Lagotto Meter
● AGENT73% similar
no Pro plan
entry $500/mo
Universal Agentic QA
● AGENT72% similar
no public price
OOther3Ranked by similarity
assure
● OTHER75% similar
no public price
Proofreader Skill
● OTHER73% similar
no public price
Rollback Recovery
● OTHER73% similar
no public price
PPlatforms2Ranked by similarity
Syntropy
● PLATFORM74% similar
no public price
ContextIQ
● PLATFORM74% similar
$5/mo Pro
FFrameworks1Ranked by similarity
Thea Software
● FRAMEWORK72% similar
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.