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Market around x402 Registry Watch

x402 Registry Watch: signed Ed25519 deltas of the x402/A2A endpoint registry (payTo/listings/endpoints). Pay-per-event feed pull. POST {"since":"<cursor|ISO>","slug":"<slug>","limit":<=200}.

Visit regwatch.hergertsynthora.com ↗Pricing page ↗

Explore the market

Prices and medians update for the tier you select. Caution: thin market — treat statistics as indicative.

Compare at
x402 Registry Watch · Pro
No Pro plan
—
Pro-API median
—
insufficient comparable pricing
vs Pro APIs
No comparison
x402 Registry Watch doesn't sell Pro
ⓘ Comparisons are same provider type (API) and same buyer tier (Pro). Never across tiers.
Market density
0th pctile
0 strong substitutes
Price momentum · 30d
—

No providers in this market have a Pro-tier plan — try another tier.

Products in this market

Ranked by how closely each one matches x402 Registry Watch's job. Prices show each provider's Pro state; entry prices are labelled as such. Unpriced products still belong to the market.

AAPIs7Ranked by relevance
x402 Registry Watchthis listing
● API · relevance 100%
no public price
VouchSpec Agent Skill Evidence
● API · relevance 61%
no public price
01Mind
● API · relevance 60%
no public price
Agent402 Site Audit Discovery
● API · relevance 60%
no public price
PrivateDAO Agent Exchange
● API · relevance 58%
no public price
XGuard
● API · relevance 56%
no public price
LEGIT
● API · relevance 55%
no public price
MMCP servers12Ranked by relevance
x402_listing_monitor
● MCP · relevance 65%
no public price
merona
● MCP · relevance 62%
no public price
TrustBench
● MCP · relevance 62%
no public price
NO
nohumans_directory
● MCP · relevance 60%
no public price
scvd_general_store
● MCP · relevance 60%
no public price
Valoria
● MCP · relevance 60%
no public price
agentbodega
● MCP · relevance 56%
no public price
aster_dex_mcp
● MCP · relevance 56%
no public price
FE
feeless402
● MCP · relevance 56%
no public price
voidly
● MCP · relevance 56%
no public price
ontario_protocol
● MCP · relevance 56%
$49 one-time Pro
not monthly-comparable
byte_library
● MCP · relevance 55%
no Pro plan
entry $39/mo
AAgents1Ranked by relevance
400860 x402 Growth and Safety Catalog
● AGENT · relevance 59%
no public price

Thin market — few comparable priced products; treat statistics as indicative.