/ catalog…
Catalog
Every x402, MPP, MCP, and skill listing we've indexed, normalized, and enriched.
x402· baseq 0.05
Real-estate oracle search endpoint (currently offline / unprovisioned).
real-estate-searchx402-payment
per_call
x402· baseq 0.92
Real-time DEX trading activity from Nansen-labeled smart money wallets across multiple chains.
smart-money-dex-tradesmulti-chain-blockchain-datawallet-labeling+6
per_call
x402· baseq 0.50
Overall facilitator stats for the x402 payment ecosystem, $0.01 per query via x402 micropayment.
x402-micropaymentfacilitator-analyticsblockchain-data+5
per_call
x402· baseq 0.72
Query x402 protocol payment analytics: merchants, wallets, facilitators, and resources for $0.01/call.
x402-micropaymentmerchant-leaderboardwallet-analytics+10
per_call
x402· baseq 0.70
Pre-flight safety checklists for autonomous AI agents — risk checks, implied requirements, and post-action verification.
pre-flight-safety-checkrisk-assessmentimplied-requirement-extraction+8
per_call
x402· baseq 0.65
Post-action verification checklists for autonomous AI agents after high-risk operations.
post-action-verificationrisk-assessmentrollback-readiness-check+7
per_call
x402· baseq 0.68
Surface implied requirements humans assume but never state before an AI agent acts.
intent-securityinstruction-expansionimplied-requirements+7
per_call
x402· baseq 0.72
Search Semantic Scholar's 200M+ papers via x402 micropayment — citations, abstracts, open-access PDFs.
semantic-scholar-searchacademic-paper-searchcitation-graph-data+5
per_call
x402· baseq 0.30
MX record lookup for any domain, paid via x402 protocol
mx-record-lookupdns-queryemail-validation+3
per_call
x402· baseq 0.30
Check if an email domain is disposable, paid per call via x402.
disposable-email-detectiondomain-validationemail-validation+5
per_call
x402· baseq 0.78
Japanese public holidays by month via x402 — part of the Gotobi Calendar API
japanese-holidaysgotobi-calendarmonth-query+3
per_call
x402· baseq 0.82
Programmatic Japanese FX gotobi (五十日) date calendar with holiday adjustments through 2099.
gotobi-date-lookupjapanese-holiday-calendarfx-settlement-dates+5
per_call
x402· baseq 0.82
Daily weather forecasts for any city worldwide via x402 micropayment at $0.01 per call.
weather-forecastcity-lookuplat-lon-query+5
per_call
x402· baseq 0.82
Pay-per-call current weather data for any city worldwide via x402 ($0.01 USDC on Base).
current-weathercity-lookuplat-lon-lookup+5
per_call
x402· baseq 0.72
Search Stack Overflow and StackExchange sites via x402 micropayment for $0.005 per query.
stackoverflow-searchstackexchange-searchqa-search+7
per_call
x402· baseq 0.75
Search GitLab projects via x402 micropayment — part of Scout's 19+ platform intelligence API.
gitlab-project-searchsort-by-starssort-by-updated+5
per_call
x402· baseq 0.72
Search arXiv papers for academic preprints via x402 micropayment at $0.005 per query.
arxiv-searchacademic-paper-lookupcategory-filtering+5
per_call
x402· baseq 0.78
Search Lobste.rs curated tech news via x402 micropayment API
lobsters-searchcurated-tech-newssort-by-hot+4
per_call
x402· baseq 0.72
Search Hashnode technical blog posts via x402 micropayment — returns titles, reactions, reading time, and tags.
hashnode-searchblog-post-searchtechnical-content-discovery+5
per_call
x402· baseq 0.75
Search Dev.to articles for technical blog posts via x402 micropayment at $0.005 per call.
devto-searcharticle-searchblog-search+6
per_call
x402· baseq 0.82
Multi-source intelligence search across 19+ platforms in a single API call, paid via x402 micropayments.
multi-source-searchparallel-aggregationhacker-news-search+16
per_call
x402· baseq 0.82
Search 19+ platforms (GitHub, HN, arXiv, X/Twitter, Reddit, npm, PyPI, and more) in a single x402 API call.
multi-source-searchhacker-news-searchgithub-search+17
per_call