MCPScores.com
Browse the registry
All 6,759MCP servers 5,155x402 endpoints 1,604Answering 3,337Payment terms 1,592Observed flow 562
Listing type
All types 6,759 MCP servers 5,155 x402 endpoints 1,604
Observed status
Any status 6,759 Answered when last called 3,337 Observed, silent 3,203 Never probed 219
Evidence held
Any evidence 6,759 Payment terms declared 1,592 Observed USDC inflow 562 Wallet balance 406 llms.txt published 933
Capability domain
Any domain 6,759 Commerce 258 Content 150 Data 152 Finance 101 Identity 154 Infrastructure 222 Work 115
Rating status

Every listing is NR. A grade requires 7 archive days and 3 successful observations; the archive holds 3. There is no rating filter because there is nothing yet to filter on.

44 results

1–44 shown · queried in 1.24s · register counted Aug 13, 2026, 05:17 PM UTC

Never probed Wallet balance Clear all
1
ErrorNever probedNR · floor not met
host:api.bitrefill.com

x402 endpoint. Archive holds payment terms, observed flow, wallet balance, domain age. Last recorded call none.

x402 endpoint payment terms
4 of 6 evidence facets held
coverage, not a rating
Tools—
Treasury USDC3,107
Inflow USDC28,389
Payers232
Last called—
Domain age12.4y
Scorecard Badge
2
Apify Agent General Interface (AGI)Never probedNR · floor not met
host:agi.apify.com

x402 endpoint. Archive holds payment terms, observed flow, wallet balance, domain age. Last recorded call none.

x402 endpoint payment terms llms.txt
4 of 6 evidence facets held
coverage, not a rating
Tools—
Treasury USDC568.23
Inflow USDC35.02
Payers6
Last called—
Domain age17.2y
Scorecard Badge
3
analyst.lonestaroracle.xyzNever probedNR · floor not met
host:analyst.lonestaroracle.xyz

x402 endpoint. Archive holds payment terms, observed flow, wallet balance. Last recorded call none.

x402 endpoint payment terms llms.txt
3 of 6 evidence facets held
coverage, not a rating
Tools—
Treasury USDC86.01
Inflow USDC5.85
Payers6
Last called—
Domain age—
Scorecard Badge
4
agri.lonestaroracle.xyzNever probedNR · floor not met
host:agri.lonestaroracle.xyz

x402 endpoint. Archive holds payment terms, observed flow, wallet balance. Last recorded call none.

x402 endpoint payment terms llms.txt
3 of 6 evidence facets held
coverage, not a rating
Tools—
Treasury USDC85.86
Inflow USDC5.85
Payers6
Last called—
Domain age—
Scorecard Badge
5
JarvisClaw — The Payment Rail for AI AgentsNever probedNR · floor not met
host:api.jarvisclaw.ai

x402 endpoint. Archive holds payment terms, observed flow, wallet balance, domain age. Last recorded call none.

x402 endpoint payment terms llms.txt
4 of 6 evidence facets held
coverage, not a rating
Tools—
Treasury USDC558.38
Inflow USDC2.1
Payers2
Last called—
Domain age5mo
Scorecard Badge
6
api.gitbeacon.devNever probedNR · floor not met
host:api.gitbeacon.dev

x402 endpoint. Archive holds payment terms, observed flow, wallet balance, domain age. Last recorded call none.

x402 endpoint payment terms llms.txt
4 of 6 evidence facets held
coverage, not a rating
Tools—
Treasury USDC58.73
Inflow USDC0.32
Payers6
Last called—
Domain age34d
Scorecard Badge
7
api.demandex.devNever probedNR · floor not met
host:api.demandex.dev

x402 endpoint. Archive holds payment terms, observed flow, wallet balance, domain age. Last recorded call none.

x402 endpoint payment terms llms.txt
4 of 6 evidence facets held
coverage, not a rating
Tools—
Treasury USDC58.73
Inflow USDC0.32
Payers6
Last called—
Domain age26d
Scorecard Badge
8
anchor-x402 — 18 x402 pay-per-call services for AI agentsNever probedNR · floor not met
host:api.anchor-x402.com

x402 endpoint. Archive holds payment terms, observed flow, wallet balance, domain age. Last recorded call none.

x402 endpoint payment terms llms.txt
4 of 6 evidence facets held
coverage, not a rating
Tools—
Treasury USDC7.66
Inflow USDC0.093
Payers9
Last called—
Domain age3mo
Scorecard Badge
9
403 ForbiddenNever probedNR · floor not met
host:api.interzoid.com

x402 endpoint. Archive holds payment terms, observed flow, wallet balance, domain age. Last recorded call none.

x402 endpoint payment terms
4 of 6 evidence facets held
coverage, not a rating
Tools—
Treasury USDC2.67
Inflow USDC0.09
Payers2
Last called—
Domain age9.0y
Scorecard Badge
10
api.isocast.devNever probedNR · floor not met
host:api.isocast.dev

x402 endpoint. Archive holds payment terms, observed flow, wallet balance, domain age. Last recorded call none.

x402 endpoint payment terms llms.txt
4 of 6 evidence facets held
coverage, not a rating
Tools—
Treasury USDC2.44
Inflow USDC0.02
Payers2
Last called—
Domain age41d
Scorecard Badge
11
api.compliapi.comNever probedNR · floor not met
host:api.compliapi.com

x402 endpoint. Archive holds payment terms, observed flow, wallet balance, domain age. Last recorded call none.

x402 endpoint payment terms
4 of 6 evidence facets held
coverage, not a rating
Tools—
Treasury USDC0.09
Inflow USDC0.01
Payers1
Last called—
Domain age2.4y
Scorecard Badge
12
hyperextendNever probedNR · floor not met
host:api.hyperextend.xyz

x402 endpoint. Archive holds payment terms, observed flow, wallet balance. Last recorded call none.

x402 endpoint payment terms
3 of 6 evidence facets held
coverage, not a rating
Tools—
Treasury USDC0.004
Inflow USDC0.0075
Payers1
Last called—
Domain age—
Scorecard Badge
13
AgentWorld — A Living Economy of Autonomous AI Agents on BaseNever probedNR · floor not met
host:agentworld.me

x402 endpoint. Archive holds payment terms, wallet balance. Last recorded call none.

x402 endpoint payment terms llms.txt
2 of 6 evidence facets held
coverage, not a rating
Tools—
Treasury USDC102.97
Inflow USDC0
Payers0
Last called—
Domain age—
Scorecard Badge
14
api.compatify.ioNever probedNR · floor not met
host:api.compatify.io

x402 endpoint. Archive holds payment terms, wallet balance. Last recorded call none.

x402 endpoint payment terms llms.txt
2 of 6 evidence facets held
coverage, not a rating
Tools—
Treasury USDC21.92
Inflow USDC0
Payers0
Last called—
Domain age—
Scorecard Badge
15
agentdata-nlNever probedNR · floor not met
host:agentdata-api.sander-van-aard.workers.dev

x402 endpoint. Archive holds payment terms, wallet balance, domain age. Last recorded call none.

x402 endpoint payment terms llms.txt
3 of 6 evidence facets held
coverage, not a rating
Tools—
Treasury USDC16.54
Inflow USDC0
Payers0
Last called—
Domain age7.5y
Scorecard Badge
16
DYOE — The Trusted Layer of the Agent EconomyNever probedNR · floor not met
host:agents.dyoeway.org

x402 endpoint. Archive holds payment terms, wallet balance, domain age. Last recorded call none.

x402 endpoint payment terms
3 of 6 evidence facets held
coverage, not a rating
Tools—
Treasury USDC16.37
Inflow USDC0
Payers0
Last called—
Domain age4mo
Scorecard Badge
17
invinoveritas — The Verification Layer for Autonomous AgentsNever probedNR · floor not met
host:api.babyblueviper.com

x402 endpoint. Archive holds payment terms, wallet balance, domain age. Last recorded call none.

x402 endpoint payment terms llms.txt
3 of 6 evidence facets held
coverage, not a rating
Tools—
Treasury USDC16.34
Inflow USDC0
Payers0
Last called—
Domain age15mo
Scorecard Badge
18
api.agentinternetruntime.comNever probedNR · floor not met
host:api.agentinternetruntime.com

x402 endpoint. Archive holds payment terms, wallet balance, domain age. Last recorded call none.

x402 endpoint payment terms
3 of 6 evidence facets held
coverage, not a rating
Tools—
Treasury USDC12.6
Inflow USDC0
Payers0
Last called—
Domain age5mo
Scorecard Badge
19
api.instahuman.comNever probedNR · floor not met
host:api.instahuman.com

x402 endpoint. Archive holds payment terms, wallet balance, domain age. Last recorded call none.

x402 endpoint payment terms
3 of 6 evidence facets held
coverage, not a rating
Tools—
Treasury USDC12.55
Inflow USDC0
Payers0
Last called—
Domain age7.8y
Scorecard Badge
21
AGENTS ONLYNever probedNR · floor not met
host:agentsonly.vip

x402 endpoint. Archive holds payment terms, wallet balance, domain age. Last recorded call none.

x402 endpoint payment terms llms.txt
3 of 6 evidence facets held
coverage, not a rating
Tools—
Treasury USDC7
Inflow USDC0
Payers0
Last called—
Domain age13d
Scorecard Badge
22
AGENTS ONLYNever probedNR · floor not met
host:agents-only-production.up.railway.app

x402 endpoint. Archive holds payment terms, wallet balance, domain age. Last recorded call none.

x402 endpoint payment terms llms.txt
3 of 6 evidence facets held
coverage, not a rating
Tools—
Treasury USDC7
Inflow USDC0
Payers0
Last called—
Domain age7.0y
Scorecard Badge
23
commodities.sh — Primary-source commodities for AI agentsNever probedNR · floor not met
host:api.commodities.sh

x402 endpoint. Archive holds payment terms, wallet balance. Last recorded call none.

x402 endpoint payment terms llms.txt
2 of 6 evidence facets held
coverage, not a rating
Tools—
Treasury USDC4.91
Inflow USDC0
Payers0
Last called—
Domain age—
Scorecard Badge
24
api.insumermodel.comNever probedNR · floor not met
host:api.insumermodel.com

x402 endpoint. Archive holds payment terms, wallet balance, domain age. Last recorded call none.

x402 endpoint payment terms llms.txt
3 of 6 evidence facets held
coverage, not a rating
Tools—
Treasury USDC4.2
Inflow USDC0
Payers0
Last called—
Domain age13mo
Scorecard Badge
25
Structured extraction API — pay per call over x402Never probedNR · floor not met
host:api-v3qhpbwutp.august.services

x402 endpoint. Archive holds payment terms, wallet balance, domain age. Last recorded call none.

x402 endpoint payment terms
3 of 6 evidence facets held
coverage, not a rating
Tools—
Treasury USDC3.29
Inflow USDC0
Payers0
Last called—
Domain age68d
Scorecard Badge
26
api.getsly.aiNever probedNR · floor not met
host:api.getsly.ai

x402 endpoint. Archive holds payment terms, wallet balance, domain age. Last recorded call none.

x402 endpoint payment terms
3 of 6 evidence facets held
coverage, not a rating
Tools—
Treasury USDC3.12
Inflow USDC0
Payers0
Last called—
Domain age7mo
Scorecard Badge
28
GlianaAI — pay-per-call AI inference across 90+ modelsNever probedNR · floor not met
host:api.glianalabs.com

x402 endpoint. Archive holds payment terms, wallet balance, domain age. Last recorded call none.

x402 endpoint payment terms
3 of 6 evidence facets held
coverage, not a rating
Tools—
Treasury USDC2.87
Inflow USDC0
Payers0
Last called—
Domain age11mo
Scorecard Badge
29
api.apex-db.orgNever probedNR · floor not met
host:api.apex-db.org

x402 endpoint. Archive holds payment terms, wallet balance, domain age. Last recorded call none.

x402 endpoint payment terms
3 of 6 evidence facets held
coverage, not a rating
Tools—
Treasury USDC2.7
Inflow USDC0
Payers0
Last called—
Domain age80d
Scorecard Badge
30
404: This page could not be found.Never probedNR · floor not met
host:api.healthparse.io

x402 endpoint. Archive holds payment terms, wallet balance. Last recorded call none.

x402 endpoint payment terms
2 of 6 evidence facets held
coverage, not a rating
Tools—
Treasury USDC2.69
Inflow USDC0
Payers0
Last called—
Domain age—
Scorecard Badge
31
api-dev.agents.skillfulai.ioNever probedNR · floor not met
host:api-dev.agents.skillfulai.io

x402 endpoint. Archive holds payment terms, wallet balance. Last recorded call none.

x402 endpoint payment terms
2 of 6 evidence facets held
coverage, not a rating
Tools—
Treasury USDC2.43
Inflow USDC0
Payers0
Last called—
Domain age—
Scorecard Badge
32
api-dev-v2.ixs.financeNever probedNR · floor not met
host:api-dev-v2.ixs.finance

x402 endpoint. Archive holds payment terms, wallet balance, domain age. Last recorded call none.

x402 endpoint payment terms
3 of 6 evidence facets held
coverage, not a rating
Tools—
Treasury USDC1.32
Inflow USDC0
Payers0
Last called—
Domain age18mo
Scorecard Badge
33
AgentTrust — Security Scanner for AI SkillsNever probedNR · floor not met
host:agenttrust.uk

x402 endpoint. Archive holds payment terms, wallet balance, domain age. Last recorded call none.

x402 endpoint payment terms
3 of 6 evidence facets held
coverage, not a rating
Tools—
Treasury USDC1.12
Inflow USDC0
Payers0
Last called—
Domain age4mo
Scorecard Badge
34
AgentKit x402 — AI agents pay USDC for crypto intelNever probedNR · floor not met
host:agentkit-x402-buy.netlify.app

x402 endpoint. Archive holds payment terms, wallet balance. Last recorded call none.

x402 endpoint payment terms llms.txt
2 of 6 evidence facets held
coverage, not a rating
Tools—
Treasury USDC1.05
Inflow USDC0
Payers0
Last called—
Domain age—
Scorecard Badge
35
ai-summarizer.api.klymax402.comNever probedNR · floor not met
host:ai-summarizer.api.klymax402.com

x402 endpoint. Archive holds payment terms, wallet balance, domain age. Last recorded call none.

x402 endpoint payment terms
3 of 6 evidence facets held
coverage, not a rating
Tools—
Treasury USDC0.665
Inflow USDC0
Payers0
Last called—
Domain age3mo
Scorecard Badge
36
api.biotechcatalystsentinel.comNever probedNR · floor not met
host:api.biotechcatalystsentinel.com

x402 endpoint. Archive holds payment terms, wallet balance, domain age. Last recorded call none.

x402 endpoint payment terms
3 of 6 evidence facets held
coverage, not a rating
Tools—
Treasury USDC0.66
Inflow USDC0
Payers0
Last called—
Domain age51d
Scorecard Badge
37
api.darangilau.comNever probedNR · floor not met
host:api.darangilau.com

x402 endpoint. Archive holds payment terms, wallet balance, domain age. Last recorded call none.

x402 endpoint payment terms llms.txt
3 of 6 evidence facets held
coverage, not a rating
Tools—
Treasury USDC0.45
Inflow USDC0
Payers0
Last called—
Domain age13d
Scorecard Badge
38
api.creativeforesight.ioNever probedNR · floor not met
host:api.creativeforesight.io

x402 endpoint. Archive holds payment terms, wallet balance. Last recorded call none.

x402 endpoint payment terms llms.txt
2 of 6 evidence facets held
coverage, not a rating
Tools—
Treasury USDC0.38
Inflow USDC0
Payers0
Last called—
Domain age—
Scorecard Badge
39
api.cryptoetfsentinel.comNever probedNR · floor not met
host:api.cryptoetfsentinel.com

x402 endpoint. Archive holds payment terms, wallet balance, domain age. Last recorded call none.

x402 endpoint payment terms
3 of 6 evidence facets held
coverage, not a rating
Tools—
Treasury USDC0.3605
Inflow USDC0
Payers0
Last called—
Domain age6mo
Scorecard Badge
40
GameDataKit — Steam and Twitch data for AI agentsNever probedNR · floor not met
host:api.borisinc.com

x402 endpoint. Archive holds payment terms, wallet balance, domain age. Last recorded call none.

x402 endpoint payment terms llms.txt
3 of 6 evidence facets held
coverage, not a rating
Tools—
Treasury USDC0.2524
Inflow USDC0
Payers0
Last called—
Domain age41d
Scorecard Badge
41
404 Not FoundNever probedNR · floor not met
host:api.freaks.one

x402 endpoint. Archive holds payment terms, wallet balance, domain age. Last recorded call none.

x402 endpoint payment terms
3 of 6 evidence facets held
coverage, not a rating
Tools—
Treasury USDC0.2
Inflow USDC0
Payers0
Last called—
Domain age5mo
Scorecard Badge
42
api.goldenaspenweb.comNever probedNR · floor not met
host:api.goldenaspenweb.com

x402 endpoint. Archive holds payment terms, wallet balance, domain age. Last recorded call none.

x402 endpoint payment terms llms.txt
3 of 6 evidence facets held
coverage, not a rating
Tools—
Treasury USDC0.12
Inflow USDC0
Payers0
Last called—
Domain age20d
Scorecard Badge
43
Trading Data API — agent-ready market dataNever probedNR · floor not met
host:api-production-54bd.up.railway.app

x402 endpoint. Archive holds payment terms, wallet balance. Last recorded call none.

x402 endpoint payment terms
2 of 6 evidence facets held
coverage, not a rating
Tools—
Treasury USDC0.022
Inflow USDC0
Payers0
Last called—
Domain age—
Scorecard Badge
44
aiact-api.comNever probedNR · floor not met
host:aiact-api.com

x402 endpoint. Archive holds payment terms, wallet balance, domain age. Last recorded call none.

x402 endpoint payment terms llms.txt
3 of 6 evidence facets held
coverage, not a rating
Tools—
Treasury USDC0.006
Inflow USDC0
Payers0
Last called—
Domain age37d
Scorecard Badge

Bars inside a result compare the listings on this page only. “Last called” is that listing's own observation date — the sweep is rolling, so these dates differ between rows. An em dash means the archive holds no such fact; it is never rendered as zero.

Top on this page

observed USDC
1 Error232 payers 28,389USDC in 2 Apify Agent General Interface (AGI)6 payers 35.02USDC in 3 analyst.lonestaroracle.xyz6 payers 5.85USDC in 4 agri.lonestaroracle.xyz6 payers 5.85USDC in 5 JarvisClaw — The Payment Rail for AI Agents2 payers 2.1USDC in
Ranked within this page only, not the register.

Compare tray

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Add listings with the Compare button on any result.

The tray is kept in this browser only. Nothing is sent anywhere.

Archive & floor

2026-08-13
Archive coverage3 of 7 days2026-08-11 → 2026-08-13
Published grades0earliest possible 2026-08-17
Answered when last called3,337of 6,540 observed listings
Recorded changes724including 19 payout-address rotations
What the floor means →