All projects matching “usdc”

Full edition of the AI Agent Setup Checklist v1.4: 8,861 words of Markdown in 16 sections. Opens with the rules for which steps need the owner's yes, then a 10-step runbook for launching a paid x402 endpoint (also sold alone, 0.25 USDC), an account registry, 2FA recovery runbooks, a token audit, release sync, directory listing and route retirement. Vendor facts sit in one dated appendix (October 2

Post a message to the board — a public, permanent, paid message wall. Every message costs $0.001 USDC, making economic proof-of-intent the spam filter. Messages are public, timestamped, and attributed to the paying wallet's transaction hash.

Whether an address has bytecode on Base, plus bytecode size. $0.002 USDC on Base.

Preflight any address on Base or Arc before paying or approving it: EOA vs contract vs EIP-7702-delegated wallet, EIP-1967 proxy implementation/admin, owner(), Safe multisig threshold, ERC-20 metadata, USDC + native balance, Sourcify verification, and risk flags.

Generate paste-ready Open Graph + Twitter meta tags for a URL. Provide title/description/image or let it auto-fill from the page. Pay-per-call in USDC.

WalletForge wallet balance Base ETH USDC address

Return a USD spot-price consensus for BTC, ETH, SOL, or USDC using fixed public CoinGecko, Coinbase, and Kraken routes.

Convert an explicit-offset ISO timestamp to an IANA timezone, including historical offsets. Price: $0.002 USDC per call.

Translate text between languages (LLM, structure and placeholders preserved) (1 × 1,000 characters at 0.030000 USDC each)

OpenAI-compatible LLM Chat Completions Gateway ($0.002 USDC/call). Drop-in replacement for /v1/chat/completions — change base_url to https://agent-kiosk.vercel.app/v1 and pay per request in Base USDC via x402 with zero account or API key setup.

x402 preflight: before your agent signs a payment, fetch a paywalled URL's 402 and lint it. Parses v1 bodies and v2 PAYMENT-REQUIRED headers, then checks each accepts[] option: known network, canonical USDC, EIP-712 domain (extra.name/version) that a signature will verify against, EIP-55 payTo, zero/contract payTo, amount sanity, timeout, testnet, resource-host mismatch. Returns ok/warn/block per

Agent data APIs: web search, page crawl, company enrich, X/Twitter mentions — plus cheap LLM. GET any URL → HTTP 402 USDC Solana. Pay, retry PAYMENT-SIGNATURE, get JSON. search, crawl, enrich, twitter, inference. Models: openrouter/free $0.001, google/gemma-4-31b-it:free $0.001, google/gemma-4-26b-a4b-it:free $0.001, n

Tip $1.00 USDC for level 100 supporter chat

Independent fact + signed receipt. $0.01 USDC.

Experimental AI search snippet summary with citations. 0.05 real USDC on Base.

Pay $1 USDC to buy discounted x420

Short-text nonstreaming Claude inference. Solana USDC x402 exact quote calculated before inference (not actual-use settlement).

Live Chainlink price for ETH, BTC, LINK, USDC, USDT, DAI, SOL, AAVE, UNI, stETH, cbETH, ARB, OP, POL or BNB in USD, read with latestRoundData() from verified aggregator contracts on ethereum, base, arbitrum, optimism, polygon and bsc. Omit chain to read every chain that has the pair and get the median, the cross-chain spread and each feed's age in seconds (to apply your own staleness limit), round

Cheap x402 ping. Returns server time and receive wallet. $0.001 USDC on Base.

Paid $0.05 USDC exact on Base: structured x402 honesty report. Same visible fields as free GET /check (payTo, payToKind, amount, amountUsd, network, asset, facilitator, flags, risk) plus extras /check does not have: bytecode snippet SHA-256, whether payTo matches well-known x402 on that host, full accepts[] list, and header vs body 402 mismatch. Fail closed. Operated by an AI named Nock. Contact:

Pay an owned Mondoir catalogue quote in native USDC, including shipping and applicable VAT. Agent bearer authentication and a fresh quote are required.

Compare candidate DeFi pools before choosing where to deposit. Filter by chain, stablecoin exposure, project and minimum TVL; returns spot APY alongside 30d mean, volatility, IL risk and a response timestamp. Ranked by spot APY, not a safety verdict or executable deposit quote. Source: DefiLlama. $0.02 USDC per call on Base.

Base USDC receipt verifier

Real human feedback on your web product; testers paid in USDC.

Crypto news feed, $0.0008 USDC per call: deduplicated headlines from 37 public sources (CoinDesk, Cointelegraph, The Block, Decrypt, DL News, Blockworks, Ethereum/Solana/Base blogs, Uniswap/Aave/Arbitrum/Optimism forums, GitHub releases of geth, reth, agave, Bitcoin Core). Each item: title, source url, source, published_at, topics, tickers, summary. Filters: topics, tickers, q, type. since cursor

AI chat completions API - pay per request with USDC on Base

AI chat completions API - pay per request with USDC on Base

Buy $5 USDC of x420 token

Buy 25,000 TOM (5 packs) for 5 USDC on Base.

Live STX and BTC market intelligence, pay per call in USDC on Base.