Protocol lint x402 REST usage
A2A / MCP protocol card lint: validate agent.json / server-card.json and return drop-in patched JSON fixes
agentx.sale · 26 listed services · provider site
A2A / MCP protocol card lint: validate agent.json / server-card.json and return drop-in patched JSON fixes
WebMCP agent-compatibility check: does a website expose a WebMCP tool surface agents can call? Inventory, schema-hygiene findings and readiness verdict
Legends Roast: any 1-2 of five cartoon legends roast the page's biggest flaw — score, verdict, shareable SVG. GET ?url=
TLS + security headers + AI-crawler policy card: which AI crawlers a site blocks (GPTBot, ClaudeBot, Google-Extended, PerplexityBot...)
Site Agent-Readiness Verdict Card: grade a domain's agent-facing files (llms.txt, A2A, MCP card, OpenAPI), TLS, headers and AI-crawler policy
x402 Doctor: is a URL a valid agent-payable paid resource? v1+v2 spec check with grade and verdict
WebMCP upgrade order: the gateway fetches your site, analyses the money journey, generates a complete webmcp.js tool file (schemas, hints, syntax-validated) and delivers it with publish instructions. POST JSON {url, note...
AI keyword extraction from supplied text: top salient keywords and key phrases with scores, language detected. POST JSON {text, maxKeywords?} (max 24k chars)
AI topic classification of supplied text: free-form topics or caller-supplied label set, single or multi-label, confidence + rationale. POST JSON {text, labels?, multiLabel?} (max 24k chars)
Polymarket resolution watch: did a market resolve, which outcome won, and the resolution source — or the newest resolved markets
Polymarket price history: YES-share series for a market over 1-90 days with 24h-style change and high/low
Polymarket order book: top-of-book bid/ask, spread and USD depth on both sides for any market
Polymarket odds: live YES/NO prices for any named or slugged market — search by topic
Gas price check: live gwei on Base, Ethereum, Polygon, Avalanche, Arbitrum or OP Mainnet, with USD cost of a token transfer
Crypto Fear & Greed Index: today's score, label and the last 7 days of history
Crypto ticker: live USD price + 24h move for up to 10 tokens (BTC, ETH, SOL, ...). GET ?assets=btc,eth
Bitcoin fee forecast: recommended sat/vB for next block, 30 min, 1 hour and economy sends, from mempool.space
FX rates: ECB reference rates for any fiat pair, e.g. base=USD&symbols=GBP,EUR,JPY
Email deliverability check: can a domain receive email? MX, A-fallback, SPF and DMARC policy report with an agent-outreach verdict. ?q=<domain or address>
Security Headers Check: CSP/HSTS/frame/cookies/TLS score 0–10 for a URL
CISA KEV + NVD CVE check: is this software+version actively exploited?
Polymarket arb scan: top-volume markets checked for YES_ask + NO_ask under $1.00 — flags riskless-pair edges
Polymarket trending: the top open prediction markets by 24h volume with their live YES prices
Live current weather for any city (Open-Meteo)
DNS/TLS/HTTP health snapshot for a domain
Rules-based SEO + agent-readiness audit of a domain
Provider identity is derived from the domain or repository in the source record. If two vendors share a host, they appear together here — that is a limitation of the data, not a statement about ownership.