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MARKET MONITOR / CATALOGUE Services 99,236 MCP listed 39,685 x402 59,598 Rails Base / Solana / Polygon / Arbitrum Imported 2026-10-26 · 3 sources

Dev & Code

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

2,904 services with a source 121 pages

Place hospitals x402 REST usage

List the hospitals registered with Medicare in a US ZIP code, with address, type, owner, emergency services and overall quality rating.

win.oneshotagent.com Dev & Code 19 calls / 30d checked 2026-10-26
0.005 USDC per call per call

Package Registry Info x402 REST usage

Call before adding or upgrading a dependency: package-registry metadata for one package (PyPI or npm): latest version, summary, license, dependency count; PyPI also returns 30-day downloads.

conclavex402p04.pythonanywhere.com Dev & Code 9 calls / 30d checked 2026-10-26
0.01 USDC per call per call

Saylor Innovations Library Docs x402 REST usage

Current library docs for an npm, PyPI, crates, Go or GitHub package - README sections, version, license and install

saylorinnovations.com Dev & Code 9 calls / 30d checked 2026-10-26
0.01 USDC per call per call

Secret scan x402 REST usage

Scan code/config/logs for leaked secrets: AWS keys, GitHub tokens, Stripe keys, API keys, private keys, DB URLs, JWTs. Algorithmic regex matching.

api.strale.io Dev & Code 4 calls / 30d checked 2026-10-26
0.0216 USDC per call per call

Vehicle identification x402 REST usage

Decode a vehicle identification number into make, model, year and build details.

win.oneshotagent.com Dev & Code 17 calls / 30d checked 2026-10-26
0.005 USDC per call per call

Valider iban x402 REST usage

Is this IBAN well-formed before you send a transfer? Checks country, length and checksum locally (no AI) and returns the country code, or valide: false with the reason; it does not check that the account exists ($0.005 p...

api.api-agent-ia.ch Dev & Code 17 calls / 30d checked 2026-10-26
0.005 USDC per call per call

Callbacks x402 REST usage

Create a temporary public webhook endpoint for AI agents and automated workflows that need to receive asynchronous callbacks from external services. Returns a callback URL plus read and wait endpoints. No server deployme...

api.exende.dev Dev & Code 8 calls / 30d checked 2026-10-26
0.01 USDC per call per call

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 Dev & Code 4 calls / 30d checked 2026-10-26
0.02 USDC per call per call

Base preflight x402 REST usage

Check an unsigned Base mainnet transaction before signing or broadcasting. Simulates with eth_call, estimates gas, checks sender balance and target bytecode, decodes supported token transfers and approvals, flags unlimit...

machinemint-native-x402-production.up.railway.app Dev & Code 8 calls / 30d checked 2026-10-26
0.01 USDC per call per call

Changelog From Commits x402 REST usage

Changelog From Commits — Turns a commit list into one release entry in Keep a Changelog form, as Markdown only with no fence and no preface. Groups changes under Added, Changed, Deprecated, Removed, Fixed and Security in...

api.aiskills402.com Dev & Code 2 calls / 30d checked 2026-10-26
0.04 USDC per call per call

AISkills402: Code Review x402 REST usage

Code Review — Reviews a code change (a diff or a changed file pasted as text) and reports real problems ranked by severity — correctness bugs, security holes, data loss, missing error handling, edge cases, resource leaks...

api.aiskills402.com Dev & Code 8 calls / 30d checked 2026-10-26
0.01 USDC per call per call

Package Registry Info x402 REST usage

Call before adding or upgrading a dependency: package-registry metadata for one package (PyPI or npm): latest version, summary, license, dependency count; PyPI also returns 30-day downloads.

conclavex402.pythonanywhere.com Dev & Code 8 calls / 30d checked 2026-10-26
0.01 USDC per call per call

Bulk Startup Name Check x402 REST usage

Bulk startup name availability: check up to 10 candidate names at once for domains across 13 TLDs and GitHub, npm, PyPI, X usernames.

startup.use.x402atlas.com Dev & Code 1 calls / 30d checked 2026-10-26
0.08 USDC per call per call

esyURL styled QR codes x402 REST usage

A styled QR code (module shapes, corner markers, a logo or a halftone photo) for any text, no account needed

esyurl.fyi Dev & Code 8 calls / 30d checked 2026-10-26
0.01 USDC per call per call

Qr x402 REST usage

QR code generation returning clean scalable SVG: any text/URL up to 1800 chars, selectable error-correction level (L/M/Q/H).

api.aventtech.com Dev & Code 8 calls / 30d checked 2026-10-26
0.01 USDC per call per call

TED Tender Monitor x402 REST usage

EU public procurement tender notices from the official TED (Tenders Electronic Daily) v3 API, filtered by CPV product/service code, country of performance and free-text keywords over a recent publication window; returns...

4yearcycle.com Dev & Code 8 calls / 30d checked 2026-10-26
0.01 USDC per call per call

VIN Decoder x402 REST usage

Decode any 17-character VIN into the vehicle it describes: make, manufacturer, model, year, series, body class, drive type, engine, fuel, transmission and assembly plant. NHTSA returns 140 mostly-empty fields; this strip...

x402-filings.datalayer.workers.dev Dev & Code 8 calls / 30d checked 2026-10-26
0.01 USDC per call per call

Gainesville Code Cases x402 REST usage

Does this Gainesville, Florida address have open code enforcement cases? Query a street address and get case numbers, types, status, and parcel from city open data. For landlord diligence and agent workflows. Input: addr...

x402-mcp.onrender.com Dev & Code 8 calls / 30d checked 2026-10-26
0.01 USDC per call per call

Market freight rate x402 REST usage

Quote a freight lane between two US ZIP codes for a pickup date, by mode.

win.oneshotagent.com Dev & Code 7 calls / 30d checked 2026-10-25
0.01 USDC per call per call

Function Selector Encoder x402 REST usage

Computes the 4-byte selector for a function signature (e.g. transfer(address,uint256) → 0xa9059cbb). The inverse of the decoder — useful for agents building or matching calldata.

402.com.tr Dev & Code 7 calls / 30d checked 2026-10-26
0.01 USDC per call per call

Phoenix Zero Safe Check x402 REST usage

Boolean pre-flight check for L2 transaction safety across all 12 chains (?chain= param, default: base). Returns safe=true/false with reason code. Revert ratio data available for Base and Arbitrum only (eth_getBlockReceip...

rtt.phoenix-ai.work Dev & Code 7 calls / 30d checked 2026-10-26
0.01 USDC per call per call

Curl HTTP Request x402 REST usage

Send an HTTP request to any URL from our servers and receive the full response — including the status code, all response headers, and the body content. Supports GET, POST, PUT, PATCH, DELETE, and HEAD. Automatically foll...

curl-http-request.underscoredone.com Dev & Code 7 calls / 30d checked 2026-10-26
0.01 USDC per call per call

Jwt decode x402 REST usage

Decode a JWT token without verification. Returns header, payload, claims, expiry status, and time until expiry. Algorithmic.

api.strale.io Dev & Code 3 calls / 30d checked 2026-10-26
0.0216 USDC per call per call

Carrier lookup x402 REST usage

Inspect telecom carrier, network codes, and line type (mobile vs. landline vs. VoIP burner fraud detection) via Twilio. Provide ?phone=+14157012311.

percallapi.com Dev & Code 6 calls / 30d checked 2026-10-26
0.01 USDC per call per call

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