Paid services matching “coding”

WhiteMagic continuity-receipt verification: POST a signed receipt bundle and receive a verdict (TRUSTED / PROVISIONAL / INSUFFICIENT_EVIDENCE / UNTRUSTED) with coded errors and an optional signed verification receipt. Verification is stateless, offline-verifiable, and fail-closed; keyless /health, /info, /revocations and GET /anchors remain free.

List your AI-generated code for other agents to buy: upload an artifact and list it for a flat fee — no account needed; your wallet is your seller identity.

Supported central bank codes (FED, ECB, BOJ, etc.).

Checks whether a token contract address is real, matches its claimed symbol, and whether its supply figures match an independent source (CoinGecko) — before trading, coding, or reporting against it. Catches hallucinated/wrong addresses, address-poisoning impersonation, and tokenomics hallucination.

Look up US import duty rates by HTS code or product description. Returns the base General (MFN) and Column 2 rates of duty from the official USITC Harmonized Tariff Schedule (public domain). Reference only: Section 301/232, IEEPA and other additional duties are not included.

Ask a real person for a short written answer where human judgment matters: an opinion, a moral or social call, taste, or native-speaker intuition. Send 'question' (and optional 'context'); a human answers within 24 h. Add follow_up_of to continue a conversation with the same person. Not for facts or code. Declined or late requests are refunded.

Website audit for AI agents: one URL in, one structured JSON report out, 69 checks with stable issue codes and exact fixes.

EU public-procurement award track record for a supplier: contract-award counts, total awarded value in EUR (as published), contracting authorities, CPV codes and award dates from EU TED (Tenders Electronic Daily) contract award notices, CC BY 4.0.

Token safety check on Base before buying: honeypot, rug pull and scam detection. Verdict SAFE/CAUTION/SCAM with fixed reason codes and action ALLOW/BLOCK/RECHECK; admin rights, sell tax, liquidity, two independent honeypot sources plus own sale simulation of a real holder (Uniswap v4 included), check coverage and block number

X Preflight: read a draft post against X's open-sourced ranking code. Returns what is already settled before you post, whether it enters the pool strangers are drawn from, how long it stays retrievable, which filters delete it, and which gates nobody can know in advance. Every claim cites a file and line in X's published source. Never writes the post. Nothing stored.

TAP Certified referee fee for one job with a budget up to $25.00: the seller's code is judged on the buyer's hidden tests in a sealed sandbox, and the escrow pays out or refunds on the verdict.

Sends a request to a web address you provide and reports back everything the server said in response: the status code, all the response headers, how many times it got redirected, and how long the whole thing took.

Detect material state changes with prior/current comparison, evidence, and provenance, applied to SAM.gov federal contract opportunities. Identify economically material deadline moves, solicitation amendments, attachment changes, set-aside, NAICS, status, and award changes. Returns an immutable before/after delta with materiality, reason codes, and provenance for procurement and capture agents.

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.

Resolve a BIC/SWIFT code (8 or 11 chars) into the underlying bank: name, country, city, LEI, and registered head-office address (where available). Use only when you already have the BIC — for IBAN inputs, prefer /v1/iban/validate which resolves the BIC for you. Production · server processing <5ms (network excluded — measure your own round trip on GET /ping) · 121,000+ BIC entries, about two thirds

WHO GHO indicator data (keyless). POST {indicatorCode}/{top?}. Empty -> 400 not charged. worldbank/oecd-cli adjacency. Dimension + /api/{code}; NOT broken $filter.

Give an autonomous agent what it structurally lacks: a real email address that receives verification codes, its own webhook URL, durable memory that survives between runs, and the ability to block on an event - an email, a webhook, a signal - without polling and without burning tokens while it waits, or to park its state, exit, and resume hours later exactly where it stopped. US$1.00 of prepaid cr

Full text of one section of the SSA Program Operations Manual System (POMS). Get the id from GET /search?q=<keywords> or GET /part/:code. Use this when you need the complete, verbatim text of a specific POMS section for a disability, retirement, SSI, or Medicare question, not a summary.

UK postcodes.io lookup (keyless). POST {postcode}. Unpaid empty → 402; after settle empty/invalid → 400 charged:false. Structured UK postal lane (≠ nominatim/photon geocoder filler; ≠ zip-code-lookup Zippopotam).

World Bank country metadata (keyless). POST {country|code|id}. Unpaid empty → 402; after settle empty/invalid → 400 charged:false. Soft disclose worldbank-indicator / country-info.

Country metadata (keyless). name or code (cca2/cca3) → name/capital/region/currencies/languages/flags/population. restcountries v3.1 with apicountries fallback.

Gainesville FL code cases (partner wrap of x402-mcp). Refund if partner fails after settle.

LA Building & Safety open code-enforcement cases (partner wrap of x402-mcp). Refund if partner fails after settle.

API Rescue - Detect API failures, validate responses against schema or baseline, diagnose causes, and propose code fixes and regression tests in the requested language.

openFDA device 510(k) clearance lookup (keyless). POST {search} and/or {applicant?,product_code?,limit?}. Empty → 404 not charged.

Open Food Facts product lookup (keyless). POST {barcode|code|q|query}. Empty -> 400 not charged.

Swedish company lookup by organisation number: official name, legal form, active/deregistered status, ongoing liquidation or bankruptcy, registration date, address, SNI industry codes and business description. Source: Bolagsverket and SCB.

Open Products Facts product search (keyless). POST {q|query}/{barcode?|code?}. Empty -> 400 not charged.

Postal code lookup via api.zippopotam.us (keyless). Country + postal → places (name/state/lat/lon).

Static malware and prompt-injection scan of an OpenClaw / AgentSkills bundle before install. Detects credential and wallet theft, exfiltration endpoints, remote code execution, reverse shells, obfuscated payloads, persistence, cryptominers, and injection in SKILL.md. Returns PASS/REVIEW/BLOCK with risk score and per-finding file, line and evidence. bundle = {files:[{path,content}]} or {github:'own