All projects matching “usdc”

Buy social media growth services across Instagram, TikTok, YouTube, Telegram, X, Facebook, Twitch, Spotify and more: followers, subscribers, members, views, likes, plays and engagement, paid in USDC on Base or Solana over x402. No GrowVib account, API key or prepaid balance is required; the wallet that signs the payment becomes the account, and any amount paid above the order's price stays as spen

LupaPago FX quote ticket — ARS→USDC hop (rules fx-quote-v1). Ticket only, not settle.

Real-time on-chain payment verification and check via Base RPC. Returns structured signals: verified status, amount, sender, recipient, transaction confirmation, block number. Pay $0.005 USDC per check. Covers payment, transaction, address, contract, score, signals.

Extract text from a digital PDF into page-numbered JSON with SHA-256 hashes. No account or API key. 0.005 USDC on Base per successful document via x402. Maximum 2 MiB and 25 pages. No OCR, summaries, URL fetching, or verification of document claims.

x402 Endpoint Spot-Check: SSRF-safe probe of a public URL for an x402 PAYMENT-REQUIRED challenge. Never pays the target. $0.01 USDC on Base after 1 free check per UTC day.

Nigerian mobile airtime top-up for MTN, Airtel, Glo and T2mobile. POST {net, msisdn, amount} with amount in Naira; priced in USD at the live NGN rate and paid in USDC or USDT. No API key or signup.

Mobile LCP, Core Web Vitals, LocalBusiness/Organization JSON-LD schema check, and live side-by-side white-label preview scorecard ($0.05 USDC on Base Mainnet).

LeadSuperstore.net verified external SMB & B2B prospect feed enriched with Core Web Vitals, WCAG 2.1 AA, JSON-LD & /llms.txt flaw diagnostics ($0.25 USDC per 10-lead batch).

Managed CAN-SPAM & RFC 8058 One-Click Unsubscribe compliant 3-touch outbound sequence relay with diagnostic preview links and Ed25519 dispatch receipts ($0.50 USDC per 10 prospects).

Publish a permanent, server-side rendered (SSR) contextual article with JSON-LD schema, DoFollow attribution, /llms.txt indexing & Ed25519 receipt across 93 canonical domains in 12 verticals ($1.00 USDC).

On-demand SMB & B2B prospect discovery and technical website flaw enrichment (SSL, mobile LCP, missing JSON-LD, /llms.txt gaps, diagnostic preview URLs) with Ed25519 batch receipt ($0.25 USDC per 10 leads).

Publish a practitioner-grade IoT, embedded firmware, MQTT/CoAP, or Edge AI engineering article on IoTSoftwareDeveloper.com with TechArticle JSON-LD schema & Ed25519 receipt ($1.00 USDC).

Publish a compliant English (en-US) or Spanish (es-US) Legal, Personal Injury, Criminal Defense, DUI, or Immigration authority article on ExpertLawForum.com with LegalService JSON-LD & Ed25519 receipt ($1.00 USDC).

Publish a compliant English (en-US) or Spanish (es-US) Consumer Finance, Debt Settlement (FTC TSR), or Mortgage Modification (MARS) article on Fast-Debt-Reduction.com with FinancialProduct JSON-LD & Ed25519 receipt ($1.00 USDC).

Lifetime Featured VIP Directory Listing on LinkDepot.net ($99.00 USDC one-time, zero renewals): pinned top-of-category VIP ribbon, static SEO entity profile, Organization JSON-LD, permanent DoFollow link & 1 custom feature request.

Publish a compliant English (en-US) or Spanish (es-US) California Auto Accident, Personal Injury, or Prop 213 (Civ. Code 3333.4) article on CarInjuryAttorney.biz with LegalService JSON-LD & Ed25519 receipt ($1.00 USDC).

Publish a compliant English (en-US) or Spanish (es-US) Los Angeles Criminal Defense, Penal Code 825 Arraignment, or PC 1275.1 Bail Hold article with LegalService JSON-LD & Ed25519 receipt ($1.00 USDC).

Lint any x402 endpoint before you pay it: fetches the unpaid 402 challenge (v1 body or v2 PAYMENT-REQUIRED header), decodes price/network/asset/payTo, flags non-USDC assets, testnets, missing bazaar metadata and malformed fields.

Publish a compliant English (en-US) or Spanish (es-US) California DUI Defense, Vehicle Code 13558 10-Day DMV APS Hearing, or Title 17 forensic blood/breath article with Ed25519 receipt ($1.00 USDC).

Publish a compliant English (en-US) or Spanish (es-US) Hardship Mortgage Modification (12 CFR 1015 MARS Rule), Cash-Out Refinance, or Foreclosure Prevention article with Ed25519 receipt ($1.00 USDC).

Deterministic FinTech, B2B invoicing, and accounting domain SEO, Core Web Vitals, JSON-LD SoftwareApplication schema & WCAG 2.1 AA audit ($0.05 USDC on Base Mainnet).

Assay A2A & MCP Pre-Flight Security Audit & TDQS Certification ($0.005 Base USDC)

Payment-claim verification: checks a claimed Nano, Base USDC or Stacks (STX/SIP-010) payment against the public chain and returns a verdict with every read used

Base native-USDC receipt evidence: recipient/amount verdict, transfers, confirmations, separate fees, provenance and limitations. Integer quantities are exact decimal strings.

Live on-chain ERC-20 token balanceOf and decimals on Base Mainnet (defaults to Base USDC 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913).

Pay USDC to add that amount to a URL's rank on the public board. Rank is the bid. The amount you pay is the amount credited.

Base EVM Transaction Calldata, Logs & Transfer Decoder ($0.010 USDC). Deterministic decoding of transaction calldata, status, gas metrics, method selector, and event logs (EIP-3009, Transfer, Swap) on Base Mainnet.

Web page to Markdown, $0.001 USDC per call: Fetch a public web page and return LLM-ready Markdown: title, meta description, canonical, language, main content (scripts/nav/footer stripped, headings/lists/links kept), first 50 absolute links, word count. Honours robots.txt (disallowed → 403, not charged). No JS rendering; non-HTML → 415. max_chars 500-50000 (default 20000). No params = runs the exam

Weather now + 7-day forecast, $0.001 USDC per call: Weather for any point on Earth from MET Norway (Norwegian Meteorological Institute): current temperature °C, wind m/s + direction, humidity, cloud %, pressure, condition, next-hour precipitation; next 24 hourly steps; daily min/max temp, total precip and dominant condition for ~7 days. Give lat+lon or a place name (geocoded via OpenStreetMap). No

Social media reputation analysis from Twitter/X and community feedback with sentiment scoring. Detect fake engagement patterns and measure trust indicators for reputation-based decisions. Price: $0.01 USDC