GPU Cloud Prices (AWS, Azure, OCI)

H100 price per hour, A100 price per hour, A100 rental price, Azure Spot GPU price. Hourly and per-GPU-hour prices for data-centre GPUs (H100, H200, A100, L4, L40S, V100, T4, A10G…) on AWS, Azure and OCI. On-demand on all three; Spot is Azure-only in the current snapshot. Cached snapshot of official price lists with as_of; not live. Paid: tools/call requires x402 payment of $0.005 USDC on Base (eip

Page Reader: fetch a public URL and return the main content as clean markdown (or text/html) with title, lang, dir, word_count and sha256. Scanned PDFs and PDFs with a missing or garbled text layer are re-read with OCR; JS-rendered pages get a headless-Chrome fallback (measured example: the Uniswap app's stats page). robots.txt respected. Paid: tools/call requires x402 payment of $0.001 USDC on Ba

Verify a claimed value against a live URL: the server fetches the URL itself (SSRF-guarded, robots.txt respected, headless Chrome fallback), extracts the value at a JSON path ($.data.price), CSS selector or /regex/, and returns extracted_value, match (numeric with optional tolerance; strings trimmed), diff, http_status, content_type, fetched_at and source_sha256. Paid: tools/call requires x402 pay

x402 seller conformance run: probes an x402-paywalled URL UNPAID (never signs or sends a payment) and grades it 0-100 with per-check pass/warn/fail evidence: 402 status, x402 v2 PAYMENT-REQUIRED parsing, accepts[] scheme/network/asset/amount, checksummed payTo, maxTimeoutSeconds, resource/description, EIP-712 extra, HEAD/CORS, content-type, malformed-payment handling (200 = critical fail), latency

UK VAT calculator (net/gross, multi-line, £90k threshold). Paid: tools/call requires x402 payment of $0.005 USDC on Base (eip155:8453) — unpaid calls return HTTP 402 with PAYMENT-REQUIRED; retry with PAYMENT-SIGNATURE. Same as POST /v1/vat-calc. Not tax advice.