MARKET MONITOR / CATALOGUE Services 133,139 MCP listed 40,873 x402 92,348 Rails Base / Solana / Polygon / Arbitrum Imported 2026-10-31 · 3 sources

Dev & Code

Repository, build, lint, test and code-understanding services that an agent can call while working in a codebase.

3,200 services with a source 134 pages

Sign Guard x402 REST usage

The check before the riskiest moment — signing. Decodes raw unsigned calldata (approve / permit / transfer / setApprovalForAll), shows the exact intent (who gets power over what, and whether it's UNLIMITED), and screens...

402.com.tr Dev & Code 7 calls / 30d checked 2026-10-31
0.06 USDC per call per call

TrustScan x402 REST usage

Trust check an npm package before an agent installs it: typosquat screen, deprecation, package age, maintainers, weekly downloads, source link.

aiagentscity.com Dev & Code 4 calls / 30d checked 2026-10-31
0.1 USDC per call per call

Verify x402 REST usage

Decode a 17-character VIN: ISO 3779 structural validation (check digit), WMI manufacturer lookup, model year, and NHTSA vPIC pattern decode (make, model, trim, body, engine, plant). Public-domain NHTSA data.

vin-verify.iykykblog.workers.dev Dev & Code 8 calls / 30d checked 2026-10-31
0.05 USDC per call per call

Code execution x402 REST checked

Execute Python or JavaScript code in a secure, isolated cloud sandbox. Returns stdout, stderr, and the expression result. No setup needed; pay per call via x402. 30s timeout, 10k char code limit. A run that hits the time...

agent402.tools Dev & Code 17 calls / 30d checked 2026-10-24
0.02 USDC per call per call checked

Scan x402 REST usage

Skill Scan by Agentropolis: static Consensus Scan of an MCP server or agent skill before you install it. Pass a GitHub repo, npm:/pypi: package or pasted code + tools/list/SKILL.md. Flags tool poisoning, hidden instructi...

seenly-skill-scan.vercel.app Dev & Code 1 calls / 30d checked 2026-10-31
0.3 USDC per call per call

Deepline GTM API x402 REST usage

Enrich Company — merged 30+ field profile from Apollo, Crustdata, and PeopleDataLabs: revenue, headcount, industry, funding, valuation, tech stack, social profiles, SIC/NAICS codes, HQ address.

stable-deepline.dev Dev & Code 3 calls / 30d checked 2026-10-31
0.1 USDC per call per call

Classify x402 REST usage

Deterministic HS-code triage: ranked candidate headings with official heading text, GRI note and broker disclaimer. Not a customs ruling.

trade.chainverdict.xyz Dev & Code 6 calls / 30d checked 2026-10-31
0.05 USDC per call per call

Verify x402 REST usage

Verify a US nonprofit by EIN: tax-exempt status, legal name, ruling date, deductibility code, NTEE activity code, and automatic-revocation flag. Public-domain IRS data.

nonprofit-verify.iykykblog.workers.dev Dev & Code 6 calls / 30d checked 2026-10-31
0.05 USDC per call per call

ReceiptSure x402 REST usage

Check whether a mined Base transaction did what your agent meant it to do. Fetches the receipt, decodes its ERC-20, ERC-721 and ERC-1155 transfer and approval logs, and reports each declared movement as matched, missing...

receipt.schemasure.com Dev & Code 14 calls / 30d checked 2026-10-31
0.02 USDC per call per call

VIN decoder (NHTSA) x402 REST usage

Decode a vehicle VIN via the US NHTSA vPIC database: make, model, year, trim, body class, engine, fuel type, plant and vehicle type. Accepts full or partial VINs. Use it when an agent holds a VIN and needs the vehicle's...

agent402.tools Dev & Code 65 calls / 30d checked 2026-10-31
0.004 USDC per call per call

Deepseek v4 pro x402 REST usage

DeepSeek V4 Pro — DeepSeek's top model for hard reasoning, math and code.

wafermap.xyz Dev & Code 10 calls / 30d checked 2026-10-31
0.025 USDC per call per call

Deep x402 REST usage

Deep scan with Semgrep + ESLint (JS/TS) + Bandit (Python).

scan-api-production-e73f.up.railway.app Dev & Code 1 calls / 30d checked 2026-10-27
0.25 USDC per call per call

Saylor Code Verifier x402 REST usage

Run a public GitHub repo's test, lint or build script in a disposable microVM and return structured logs and the commit

saylorinnovations.com Dev & Code 1 calls / 30d checked 2026-10-31
0.25 USDC per call per call

Company Registry Lookup x402 REST usage

French company lookup in the official SIRENE register (Annuaire des Entreprises) by SIREN, SIRET or company name. Returns legal name, active/ceased status, legal form, creation date, head-office address and NAF activity...

companies.use.x402atlas.com Dev & Code 5 calls / 30d checked 2026-10-31
0.05 USDC per call per call

pkgproof x402 REST usage

Call before an agent runs npm install. Checks one npm package against the registry, OSV advisories, install scripts, typosquat and combosquat names and repository provenance, and flags hallucinated or slopsquatted names....

x402.pkgproof.net Dev & Code 5 calls / 30d checked 2026-10-31
0.05 USDC per call per call

Iban to bank x402 REST usage

Extract bank name and branch information from an IBAN. Returns bank name, BIC/SWIFT code, branch, and country. Pure algorithmic — uses bank code lookup tables.

api.strale.io Dev & Code 11 calls / 30d checked 2026-10-27
0.0216 USDC per call per call

Startup Name Availability Check x402 REST usage

Check if a startup or company name is available: domain availability across .com .io .ai .co .dev .app .xyz .net .org .so .sh .gg .me plus GitHub, npm, PyPI and X username availability in one call, with a ready-to-call l...

startup.use.x402atlas.com Dev & Code 11 calls / 30d checked 2026-10-31
0.02 USDC per call per call

Error explain x402 REST usage

Explain an error message or stack trace in plain English. Identifies root cause, suggests fixes with code examples.

api.strale.io Dev & Code 4 calls / 30d checked 2026-10-27
0.054 USDC per call per call

Iban validate x402 REST usage

Validate an IBAN number. Checks format, length, and mod-97 checksum. Extracts country code, bank identifier, and branch code. Pure algorithmic — fast and cheap.

api.strale.io Dev & Code 4 calls / 30d checked 2026-10-31
0.054 USDC per call per call

IBAN Validator x402 REST usage

IBAN validator: validate an IBAN's length for its country, permitted character classes per field, and the ISO 7064 mod-97-10 check digits. Returns the verdict with a specific failure reason, the electronic and print form...

api.duoleads.com Dev & Code 4 calls / 30d checked 2026-10-31
0.05 USDC per call per call

Postal code lookup x402 REST usage

Look up location information from a postal/ZIP code. Returns city, region/state, and approximate coordinates. Covers 60+ countries via Zippopotam.us.

api.strale.io Dev & Code 8 calls / 30d checked 2026-10-31
0.0216 USDC per call per call

Qwen 3 8 x402 REST usage

Qwen 3.8 27B — Alibaba's dense 27B. Fast, multilingual, solid at code.

wafermap.xyz Dev & Code 11 calls / 30d checked 2026-10-31
0.015 USDC per call per call

Curl to code x402 REST usage

Convert a curl command to equivalent code in TypeScript, Python, Go, Rust, Java, or PHP.

api.strale.io Dev & Code 3 calls / 30d checked 2026-10-27
0.054 USDC per call per call

Barcode lookup x402 REST usage

Look up product information by UPC/EAN barcode. Uses Open Food Facts and UPC ItemDB. Returns product name, brand, nutrition, images.

api.strale.io Dev & Code 3 calls / 30d checked 2026-10-30
0.054 USDC per call per call

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