MARKET MONITOR / CATALOGUE Services 134,281 MCP listed 40,873 x402 93,490 Rails Base / Solana / Polygon / Arbitrum Imported 2026-11-01 · 3 sources
Task

Validation

186 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.

x402 endpoint check x402 REST usage

x402 endpoint check. Check an x402 seller before you pay it: decode any public endpoint's 402 payment requirements without paying (v1 body or v2 header) into USD price for native USDC, network, asset, recipient, scheme a...

agent-data-tools.revmesh2074.workers.dev Crypto & Payments 4 calls / 30d checked 2026-11-01
0.01 USDC per call per call

JSON Schema Validator x402 REST usage

Validate JSON data against a JSON Schema (draft-07, Ajv). Returns valid + detailed errors with instance paths.

validate.yankii.fr Other services 4 calls / 30d checked 2026-11-01
0.01 USDC per call per call

Saylor Innovations Guide Library x402 REST usage

CUDA, driver and Ollama compatibility - GPU support, model memory fit and proof inference uses the GPU

saylorinnovations.com AI Models & Inference 4 calls / 30d checked 2026-11-01
0.01 USDC per call per call

Nero Labs Agent Tools x402 REST usage

Scores up to 20 product ideas or keywords against live demand: how many tools on the Apify Store already do it, monthly users of the top tools, the leader and its failure rate, tools that gained most users this month, x4...

x402-agent-tools.nerolabs.workers.dev Crypto & Payments 1 calls / 30d checked 2026-11-01
0.04 USDC per call per call

SQL statement guard with signed x402 REST usage

Review a SQL statement before running it against production: a pass / warn / block verdict naming concrete risks (unbounded UPDATE or DELETE, tautological WHERE, DROP, TRUNCATE, statement stacking, privilege changes, cat...

agent402.tools Databases & Storage 9 calls / 30d checked 2026-11-01
0.004 USDC per call per call

Textokit x402 REST usage

Argentina official gazette (Boletin Oficial) keyword search returning literal excerpts of matching notices with dates and source URLs; an optional date limits the search to that day's notices. Use this when an agent need...

tienda.textokit.store Search & Research 7 calls / 30d checked 2026-11-01
0.005 USDC per call per call

Aether x402 REST usage

Wallet balance on Base: the native ETH balance of any address, read live from the chain. Input: address

aether-x402.vercel.app Crypto & Payments 32 calls / 30d checked 2026-11-01
0.001 USDC per call per call

Saylor Innovations Net Checks x402 REST usage

Email address validation - syntax, MX records, disposable and role address detection and typo suggestions before you send

saylorinnovations.com Comms & Messaging 3 calls / 30d checked 2026-11-01
0.01 USDC per call per call

EVM Address Check x402 REST usage

EVM address checksum and validation — check an Ethereum/Base address format before sending funds.

conclavex402.pythonanywhere.com Crypto & Payments 6 calls / 30d checked 2026-11-01
0.005 USDC per call per call

phone-intel x402 REST usage

Phone-number intelligence in one call: validity and E.164 normalization, line type (mobile, fixed line, VOIP, toll free, premium rate), country and region, carrier hint, timezones, and a deterministic 0-100 fraud/KYC ris...

api.agentstools.dev Data & Finance 5 calls / 30d checked 2026-11-01
0.005 USDC per call per call

enrich-email x402 REST usage

Validate and classify an email DOMAIN from public DNS: MX hosts + mail-provider, SPF and DMARC policy, plus disposable / free-webmail / role-account flags and a deliverability signal. No SMTP probing of individual mailbo...

webtools402.176-109-107-191.sslip.io Comms & Messaging 5 calls / 30d checked 2026-11-01
0.005 USDC per call per call

Repair broken JSON | Vextorium x402 REST usage

Repair broken JSON, typical of LLM output: strips ```json fences, comments and surrounding text, trailing commas, single quotes, unquoted keys, Python True/None and unclosed brackets. Returns the object and clean JSON an...

api.vextorium.com AI Models & Inference 8 calls / 30d checked 2026-10-28
0.003 USDC per call per call

agent-reader x402 REST usage

Repair malformed JSON (trailing commas, single quotes, unquoted keys, code fences, truncated output) and optionally validate the result against a supplied JSON Schema. Returns the parsed value, the canonical text, a chan...

x402.fenixfoundry.com Dev & Code 8 calls / 30d checked 2026-11-01
0.003 USDC per call per call

eu-verify x402 REST usage

Latest-release metadata from the official PyPI JSON API (live): version, license, requires_python compatibility, requires_dist dependency specs (max 100), yanked flag, last upload time and project URLs. Query: ?pkg=reque...

data.greeneris.io Databases & Storage 11 calls / 30d checked 2026-11-01
0.002 USDC per call per call

Email Validator x402 REST usage

Validate email addresses: RFC-style syntax checks, IDN domain normalization, live MX lookups with A/AAAA fallback (DNS-over-HTTPS), disposable-domain detection, role-address detection (info@, support@), free-provider fla...

keyronne.com Comms & Messaging 7 calls / 30d checked 2026-11-01
0.003 USDC per call per call

Phone Number Check x402 REST usage

Validate and normalise any phone number worldwide: valid/possible, E.164 and national formats, country, type (mobile, fixed line, toll-free, VoIP...), original carrier, location and time zones. Offline, instant. For CRM,...

base-token-check.vercel.app Business & Growth 2 calls / 30d checked 2026-11-01
0.01 USDC per call per call

Email Address Check x402 REST usage

Check an email address before sending: RFC syntax and normalisation, live DNS (domain exists, MX records, accepts mail, null MX), disposable/throwaway domain and role-account (info@, support@) flags. No SMTP probing. For...

base-token-check.vercel.app Comms & Messaging 2 calls / 30d checked 2026-11-01
0.01 USDC per call per call

agentkit x402 REST usage

Deterministic mid-task utilities for AI agents: unit + currency conversion by ratio, timezone/date maths, cron expansion, entity extraction, format + JSON Schema validation, and CAIP-2 blockchain resolution (chain id <->...

api.firstmention.uk AI Models & Inference 2 calls / 30d checked 2026-11-01
0.01 USDC per call per call

x402index x402 REST usage

x402 market intelligence over 41k live listings. Free /search, /market, /compare, /gaps, /guide. Paid /verdict ($0.01): vet one endpoint, or send {"resources":[...]} to batch-vet up to 25 worst-first with live diagnosis,...

api.firstmention.uk Crypto & Payments 2 calls / 30d checked 2026-11-01
0.01 USDC per call per call

Spread Paywall API x402 REST usage

Generates random UUID v4 values, returns a JSON array of UUID strings

workspace-x402-paywall.onrender.com Web & Scraping 20 calls / 30d checked 2026-11-01
0.001 USDC per call per call

Saylor Innovations IBAN Validato x402 REST usage

IBAN validation with ISO 7064 MOD 97-10 checksum - country code, check digits and pass/fail

saylorinnovations.com Dev & Code 2 calls / 30d checked 2026-11-01
0.01 USDC per call per call

EVM Address Check x402 REST usage

EVM address checksum and validation — check an Ethereum/Base address format before sending funds.

conclavex402p04.pythonanywhere.com Crypto & Payments 4 calls / 30d checked 2026-11-01
0.005 USDC per call per call

Email validation | Vextorium x402 REST usage

Email validation: syntax, domain MX records and disposable-domain flag. Sends no email; the address is not stored.

api.vextorium.com Comms & Messaging 5 calls / 30d checked 2026-10-28
0.004 USDC per call per call

IBAN Check (ISO 13616) x402 REST usage

Validates an IBAN: country prefix, length, segment-by-segment structure and the ISO 7064 MOD 97-10 check digits, recomputing the correct ones when they are wrong. Checked against the SWIFT IBAN Registry, which also yield...

api.ozdreamtools.de Other services 1 calls / 30d checked 2026-11-01
0.02 USDC per call per call

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