Blockchain And Crypto x402 offerings

Pay-per-request access to CoinGecko, DefiLlama, Alchemy, and Etherscan APIs. No auth, no subscriptions.

Trending crypto coins in the last 24h — the most-searched tokens on CoinGecko right now with name, symbol and market-cap rank.

Historical crypto price on a specific date — price, market cap and 24h volume snapshot for any coin by CoinGecko id, in USD or more.

OHLC candlestick data for crypto — daily open/high/low/close candles over 1-365 days for any coin by CoinGecko id, chart-ready.

Top crypto coins ranked by market cap — paginated market data (price, market-cap rank, symbol) in any currency, CoinGecko-sourced.

Crypto coin metadata and market data by CoinGecko id — name, symbol, market-cap rank, price, homepage and categories for any token.

Crypto token price in USD, EUR and more — real-time spot prices for one or many coins by CoinGecko id (bitcoin, ethereum, solana).

Pay-per-request access to CoinGecko, DefiLlama, Alchemy, and Etherscan APIs. No auth, no subscriptions.

Returns CoinGecko market data for cryptocurrencies and trading pairs.

CoinStats latest crypto news feed — articles on Bitcoin, Ethereum, DeFi, NFTs, regulation

CoinStats live currency exchange rates for supported fiat pairs

CoinStats list of supported cryptocurrency exchanges for portfolio connection (Binance, Coinbase, Kraken, Bybit, OKX, etc.)

CoinStats shared portfolio total value and PnL — total value, DeFi value, unrealized + realized profit/loss. Requires sharetoken header

What can the issuer of this Base B20 token do? Returns mint cap, issuer capabilities and the role holders. targetAddress required. Answered inline, no polling, with the Base block and hash it was rea…

Is the source of this Base contract verified? Returns the verification status and the runtime code hash. targetAddress required. Answered inline, no polling, with the Base block and hash it was read …

What can the owner of this Base contract do? Returns the admin selectors found and how many were not scanned. targetAddress required. Answered inline, no polling, with the Base block and hash it was …

Is this Base contract upgradeable? Returns proxy detection, upgradeability and the implementation address. targetAddress required. Answered inline, no polling, with the Base block and hash it was rea…

Export everything in your namespace for portability or migration. $0.01 via x402. Free without paying: sign 'borismem-free:<wallet>:<ts>' (EIP-191) and call /free/memory/write or /free/memory/search -- 1000 writes + 500 searches per rolling 30 days, no payment, no account.

Delete memories by id from your namespace (max 100 per call). $0.001 via x402. Free without paying: sign 'borismem-free:<wallet>:<ts>' (EIP-191) and call /free/memory/write or /free/memory/search -- 1000 writes + 500 searches per rolling 30 days, no payment, no account.

Bulk-write memories (max 200 per call); accepts the memory_export shape, for one-call namespace migration. $0.01 via x402. Free without paying: sign 'borismem-free:<wallet>:<ts>' (EIP-191) and call /free/memory/write or /free/memory/search -- 1000 writes + 500 searches per rolling 30 days, no payment, no account.

Semantic search over your wallet's private memory namespace. $0.002 via x402. Free without paying: sign 'borismem-free:<wallet>:<ts>' (EIP-191) and call /free/memory/write or /free/memory/search -- 1000 writes + 500 searches per rolling 30 days, no payment, no account.

Store one memory (semantically indexed) in your wallet's private namespace. $0.001 via x402. Free without paying: sign 'borismem-free:<wallet>:<ts>' (EIP-191) and call /free/memory/write or /free/memory/search -- 1000 writes + 500 searches per rolling 30 days, no payment, no account.

🆕 First tooling for Base's Commerce Payments protocol (AuthCaptureEscrow): reconciles two-phase auth/capture payments — in escrow, captured, charged, voided, refunded, or payer-RECLAIMABLE because the operator missed the capture window. Filter by payment= (infoHash), payer=, receiver= or operator=, or omit everything for the network feed. The order-reconciliation read merchants and agents need before trusting onchain commerce.

Prepaid credit of $0.10 for paid API calls without signing each request. On CommsHarbor it pays for business e-mail for your domain from about $1.62 for 30 days (3 mailboxes), priced in Brazilian reais. The same token pays the paid APIs of our other products.