Autocash Text Metrics
Deterministic text metrics for AI agents: character/word/sentence counts, Flesch reading ease, Flesch-Kincaid grade, top word frequency, reading time. Pure heuristics, no LLM. POST /v1/metrics with JS
x402 verified · Verified on /v1/metrics · $0.001 · $0.001 USDC/request · 0 endpoints · Data · base network · x402 protocol
How to call this API
Every protected route returns HTTP 402 with x402 payment requirements. An agent pays the stated USDC amount on Base and retries with the payment header. No API keys, no accounts. Browse the marketplace or list your own API.