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MARKET MONITOR / CATALOGUE Services 111,481 MCP listed 39,819 x402 71,717 Rails Base / Solana / Polygon / Arbitrum Imported 2026-10-26 · 3 sources
Task

Agents

350 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.

TAP Labs (made by TAP) x402 REST usage

Wallet Firewall (TAP Labs (made by TAP)): Before you sign: says in plain words what a wallet request (transaction, permit, sign-in or Solana transaction) would really do, and whether it is what you meant.

labs.theatlasproject.dev Crypto & Payments 2 calls / 30d checked 2026-10-26
0.02 USDC per call per call

Skill: NFT portfolio x402 REST usage

NFT + wallet snapshot: NFT holdings, native balance, and ETH price for a given address in one call. NFT portfolio skill pack: one x402 payment runs 3 underlying tools (nft-holdings, wallet-balance, crypto-price); partial...

agent402.tools Crypto & Payments 8 calls / 30d checked 2026-10-26
0.005 USDC per call per call

SatsSignal Demand Radar x402 REST usage

Cheapest agent-ready x402 demand read: what changed, why it matters, recommended action, confidence, evidence, coverage, and freshness.

srv1334799.hstgr.cloud Crypto & Payments 4 calls / 30d checked 2026-10-26
0.01 USDC per call per call

Skill: API health check x402 REST usage

Is this API endpoint healthy? Liveness check, response headers, and TLS certificate status in one pass. API health check skill pack: one x402 payment runs 3 underlying tools (http-check, http-headers, tls-cert); partial-...

agent402.tools Crypto & Payments 7 calls / 30d checked 2026-10-26
0.005 USDC per call per call

Skill: Fed economic snapshot x402 REST usage

Key Federal Reserve economic indicators - fed funds rate, unemployment, and CPI - in one call. Fed economic snapshot skill pack: one x402 payment runs 3 underlying tools (fred-series, fred-series, fred-series); partial-s...

agent402.tools Crypto & Payments 7 calls / 30d checked 2026-10-26
0.005 USDC per call per call

Skill: Wallet audit x402 REST usage

Full wallet activity review: balance, recent transactions, and token metadata for a given address. Wallet audit skill pack: one x402 payment runs 3 underlying tools (wallet-balance, wallet-transactions, token-metadata);...

agent402.tools Crypto & Payments 7 calls / 30d checked 2026-10-26
0.005 USDC per call per call

Skill: World Bank country data x402 REST usage

GDP and population for a country - two key World Bank indicators in one call. World Bank country data skill pack: one x402 payment runs 3 underlying tools (world-bank-indicator, world-bank-indicator, world-bank-indicator...

agent402.tools Crypto & Payments 7 calls / 30d checked 2026-10-26
0.005 USDC per call per call

ASI Agent Search Index x402 REST usage

Web search for AI agents over ASI's own crawled English index: title, URL, snippet, source, date and score as JSON.

api.asi.xynatec.com Search & Research 7 calls / 30d checked 2026-10-26
0.005 USDC per call per call

x402 Doctor x402 REST usage

Is this x402 endpoint safe to pay? Check it before your AI agent pays: go / caution / no_go, the recommended payment option, and why (payment would fail, over your budget, price above advertised, not HTTPS, unknown token...

x402-doctor.onrender.com Crypto & Payments 33 calls / 30d checked 2026-10-26
0.001 USDC per call per call

Skill: Locale brief x402 REST usage

"Can I reach this counterparty this week?" - country facts, this year's public holidays, working days remaining this week, and what time it is there right now, in one call. Locale brief skill pack: one x402 payment runs...

agent402.tools Crypto & Payments 8 calls / 30d checked 2026-10-26
0.004 USDC per call per call

Skill: Schema guard x402 REST usage

Contract-test a JSON payload in one call: validate it against your schema, infer the schema the payload actually implies, diff the two to expose drift, and return a normalized pretty-print. Schema guard skill pack: one x...

agent402.tools Crypto & Payments 8 calls / 30d checked 2026-10-26
0.004 USDC per call per call

Skill: URL inspector x402 REST usage

Quick URL health and metadata check - parse the URL structure, verify reachability, and pull page metadata in one pass. URL inspector skill pack: one x402 payment runs 3 underlying tools (url-parse, http-check, meta); pa...

agent402.tools Crypto & Payments 8 calls / 30d checked 2026-10-26
0.004 USDC per call per call

neo injection-scan x402 REST usage

Scan text or a public page for prompt injection before your agent reads it: overrides, fake roles, exfiltration, tool abuse, payment asks, invisible Unicode/HTML-hidden instructions, base64. Rule-based evidence, signed a...

neo-collettive.onrender.com AI Models & Inference 3 calls / 30d checked 2026-10-26
0.01 USDC per call per call

MCP server check, inspector x402 REST usage

MCP server check, inspector. Inspect a remote MCP server over streamable HTTP: whether it answers initialize, its name, version, protocol version and capabilities, whether it needs sign-in (OAuth or another 401 challenge...

agent-data-tools.revmesh2074.workers.dev Infrastructure 3 calls / 30d checked 2026-10-26
0.01 USDC per call per call

Saylor Agent Tools x402 REST usage

TLS certificate check for a domain - issuer, subject, validity window, days remaining and fingerprint

saylorinnovations.com Web & Scraping 3 calls / 30d checked 2026-10-26
0.01 USDC per call per call

Prompt injection detection x402 REST usage

Scan text an agent is about to read (web page, email, tool result; up to 8,000 characters) for prompt-injection attempts: instruction overrides, fake system messages, asks to hide things from the user, exfiltration links...

agent-data-tools.revmesh2074.workers.dev AI Models & Inference 3 calls / 30d checked 2026-10-26
0.01 USDC per call per call

Wren Token Facts x402 REST usage

Token contract facts for agents on Base. Use when your agent is about to approve, receive or send an ERC-20: send address and get code size, EIP-7702 delegation, name, symbol, decimals, supply, proxy and upgrade admin, o...

wren-presign-check.wrenonbase.workers.dev Data & Finance 3 calls / 30d checked 2026-10-26
0.01 USDC per call per call

gate402 x402 REST usage

Fetch any public URL, render client-side JS, strip nav/ads, return clean LLM-ready Markdown.

gate402.app AI Models & Inference 15 calls / 30d checked 2026-10-26
0.002 USDC per call per call

767-2676.com x402 REST checked

Signed time-bounded witness of an agent-carried payload digest; the payload stays with the agent

767-2676.com Other services 30 calls / 30d checked 2026-10-24
0.001 USDC per call per call checked

Skill: Contact verification x402 REST usage

Verify an email address is deliverable - syntax validation plus MX record check on the domain. Contact verification skill pack: one x402 payment runs 3 underlying tools (email-validate, dns-lookup, spf-check); partial-su...

agent402.tools Crypto & Payments 7 calls / 30d checked 2026-10-26
0.004 USDC per call per call

Skill: JSON pipeline x402 REST usage

Validate, pretty-print, and convert JSON to CSV in one pass - the complete JSON processing workflow. JSON pipeline skill pack: one x402 payment runs 3 underlying tools (json-validate, json-format, json-to-csv); partial-s...

agent402.tools Crypto & Payments 7 calls / 30d checked 2026-10-26
0.004 USDC per call per call

Skill: OpenAPI spec audit x402 REST usage

Lint an OpenAPI spec and validate a sample payload against it - catch schema errors in one pass. OpenAPI spec audit skill pack: one x402 payment runs 3 underlying tools (openapi-lint, openapi-validate-payload, openapi-se...

agent402.tools Crypto & Payments 7 calls / 30d checked 2026-10-26
0.004 USDC per call per call

Skill: Text analysis x402 REST usage

Full text analysis - word/sentence stats, keyword extraction, and token count in one pass. Text analysis skill pack: one x402 payment runs 3 underlying tools (text-stats, keywords, token-count); partial-success per step.

agent402.tools Crypto & Payments 7 calls / 30d checked 2026-10-26
0.004 USDC per call per call

URL Fetch / Web Scrape x402 REST usage

Fetch any URL (web scraping / URL fetch) and get the raw content: HTML/JSON/text as text, images and PDFs as base64 (for multimodal LLM input), or markdown. Final URL after redirects, status, content type, size. Fetched...

agent-data.centorprat.workers.dev Web & Scraping 9 calls / 30d checked 2026-10-26
0.003 USDC per call per call

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