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MARKET MONITOR / CATALOGUE Services 106,492 MCP listed 39,685 x402 66,861 Rails Base / Solana / Polygon / Arbitrum Imported 2026-10-26 · 3 sources
Task

Lock

3 services carry this tag in their source record. Tags come from the provider, not from us — a tag is a claim about what the service does, not proof that it does it well.

ENTROPY.RIP x402 REST usage

Generate cryptographic random bytes

entropy.rip Web & Scraping 8 calls / 30d checked 2026-10-26
0.005 USDC per call per call

Memory compare-and-set x402 REST usage

Atomically write (or release) a key only if its current value equals `expected` - the coordination primitive for distributed locks and optimistic concurrency across agents. Acquire a lock: expected=null + a value + ttlSe...

agent402.tools Knowledge & Memory 9 calls / 30d checked 2026-10-26
0.001 USDC per call per call

Memory counter x402 REST usage

Atomically increment (or decrement) a numeric key and return the new value - a coordination primitive for counters, locks, and rate budgets shared across agents. Creates the key at 0 if absent. Retry safely with a reques...

agent402.tools Knowledge & Memory 8 calls / 30d checked 2026-10-26
0.001 USDC per call per call

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