Readability Score x402 REST
Paid readability metrics (cycle 92 gating fix)
0.01 USDC per call
per call
Base
1,097 services carry this tag in their source record. Tags come from the provider, not from us — a tag is a claim about what the service does, not proof that it does it well.
Feed Parser x402 REST
Paid RSS/Atom feed discovery + parse via x402
0.01 USDC per call
per call
Hreflang x402 REST
Paid hreflang + x-default multilingual SEO audit (cycle 92 gating fix)
0.01 USDC per call
per call
Image Inventory x402 REST
Paid <img>/<picture>/<source>/<svg>/<canvas>/<video> inventory with first/third-party classification, lazy-loading adoption, modern format hints, missing-alt audit, A-F grade via x402
0.01 USDC per call
per call
Microdata x402 REST
Paid microdata + RDFa structured data extraction (cycle 92 gating fix)
0.01 USDC per call
per call
External Resources x402 REST
Paid external-resource inventory (script/stylesheet/font/image/iframe hosts, top domains, 22-family ad/tracker classifier, third-party dependency A-F grade) via x402
0.01 USDC per call
per call
Subdomain Enum x402 REST
Paid subdomain enumeration via HackerTarget hostsearch + urlscan fallback — discovered subdomains with IP + total count + dedup + top-subdomain-prefix frequency + takeover-risk heuristics (disposable-cloud/known-vulnerab...
0.01 USDC per call
per call
Tracker Classify x402 REST
Paid JavaScript tracker/network fingerprint classifier — scans inline+external+meta+noscript for ~100 analytics/ad-pixel/session-replay/chat/heatmap/a-b-test/social-pixel/consent/tag-manager signatures across 10 categori...
0.01 USDC per call
per call
Rate Limit Policy x402 REST
Paid rate-limit policy inference + adaptive burst probe — parses RFC 9239 RateLimit-* + X-RateLimit-* + X-Rate-Limit-* + Retry-After + vendor-specific headers (GitHub/Shopify/Anthropic/OpenAI) + optional N-request burst...
0.01 USDC per call
per call
Cdn Coverage x402 REST
Paid CDN edge-coverage audit — 5 anycast probe points (Cloudflare/Google/Quad9/OpenDNS/CIRA), per-tenant reachability + edge diversity + PoP region detection + cdn_coverage_score A-F grade via x402
0.01 USDC per call
per call
Readability Multi x402 REST
Paid multi-formula readability analysis — 5 formulas (Flesch Reading Ease + Flesch-Kincaid Grade + Gunning Fog + Coleman-Liau + SMOG) computed from extracted main-content text, returns main_text_preview + word/sentence/s...
0.01 USDC per call
per call
Agent Cost Projection x402 REST
Paid META-API cost projector for THIS service (cycle 98) — given calls_per_day + route list (or "all") + period (daily|weekly|monthly), pulls the live x402 price catalog and projects aggregate_daily_cost_usd + aggregate_...
0.01 USDC per call
per call
x402 Route Recommender x402 REST
Paid x402 task-to-route recommender (cycle 175, x402 $0.001) - accepts GET ?task=<TEXT> OR GET ?q=<TEXT> OR POST application/json {'task':...}; pulls our own /.well-known/x402 catalog (~249 endpoints), scores each endpoi...
0.01 USDC per call
per call
x402 Route Pipeline Planner x402 REST
Paid x402 multi-task pipeline planner / orchestrator (cycle 176, x402 $0.001) - accepts POST application/json {'tasks': ['task1', 'task2', ...]} OR GET ?tasks=task1|task2|task3 OR GET ?q=...; maps each task to its best-f...
0.01 USDC per call
per call
Seller Catalog Bloat x402 REST
Paid seller x402 catalog bloat + consolidation scoring (cycle 121, x402 $0.001) - fetches a target /s /.well-known/x402 catalog (GET) or accepts raw catalog as POST body; computes thin-descriptions count (<60 chars), ver...
0.01 USDC per call
per call
x402 Marketplace Trends x402 REST
Paid x402 marketplace trend scanner (cycle 120, x402 $0.001) - fetches a target /s /.well-known/x402 catalog (GET) or accepts raw catalog as POST body; computes per-asset + per-network + per-facilitator + per-scheme dist...
0.01 USDC per call
per call
OAuth Flow Trace x402 REST
Paid OAuth 2.0 / OpenID Connect discovery + flow-capability analyzer (cycle 133, x402 $0.001) - probes 4 RFC 8414 + OIDC discovery endpoints at target domain (/.well-known/openid-configuration + /oauth-authorization-serv...
0.01 USDC per call
per call
x402 Buy Decision Simulator x402 REST
Paid x402 buying-decision simulator (cycle 146, x402 $0.001) - fetch target's /.well-known/x402, compute per-route monthly_cost and value_at given calls_per_month + value_per_call_usd, classify buy / buy_conditionally /...
0.01 USDC per call
per call
MCP Server Tool List Aggregator x402 REST
Paid MCP server tool-list cross-discovery-surface aggregator (cycle 150, x402 $0.001) - parallel-fetch /.well-known/mcp/server.json + /mcp.json + /openapi.json + 8 health endpoints; aggregates MCP tools across surfaces (...
0.01 USDC per call
per call
Webauthn Ceremony Trace x402 REST
Paid WebAuthn/FIDO2 ceremony decoder + validator (cycle 155, x402 $0.001) - decodes clientDataJSON + attestationObject for both register and assertion ceremonies; extracts rpIdHash + flags (UP/UV/BE/BS/AT/ED) + signCount...
0.01 USDC per call
per call
Gas Estimate x402 REST
Gas estimate on Base - the current gas price, base fee, priority fee and a transaction cost estimate in USDC (cycle 231, x402 $0.01) - GET ?sample=1|2|3 OR ?tx=<TO_JSON> OR POST application/json {{tx|to|value|data}}. KEY...
0 USDC per call
per call
x402 Settlement Path Verify x402 REST
Paid x402 settlement-path verifier (cycle 184, x402 $0.001) - GET ?route=<API_ROUTE>&amount=<ATOMIC> returns live seller-side proof of the FULL payment path: reads the seller USDC balance on Base via eth_call, probes the...
0.01 USDC per call
per call
x402 Bazaar Demand Map x402 REST
Paid x402 Bazaar demand map (cycle 206, x402 $0.001) - GET ?query=<WORDS> OR ?sample=N maps where the money actually moves inside Coinbase CDP's x402 Bazaar by reading the REAL 30-day demand data CDP publishes on every o...
0.01 USDC per call
per call
Usdc Balance x402 REST
USDC balance on Base (cycle 228, x402 $0.01) - GET ?address=<0xWALLET> OR ?sample=1 OR POST application/json {address}. KEYLESS public Base JSON-RPC with 6-endpoint failover - no key, no account, no signup. Reads the USD...
0.01 USDC per call
per call