MCPquality 0.55
Coal
Payment rails for AI agents — pay merchants in USDC on Base via x402 and OKX APP protocols.
What it does
Payment rails for AI agents — pay merchants in USDC on Base via x402 and OKX APP protocols.
Coal provides payment infrastructure for AI agents, enabling autonomous USDC payments to merchants on the Base blockchain. Agents can execute payments using both the x402 and OKX APP dual-protocol stack. Designed for agent-driven commerce where AI needs to settle transactions without human intervention.
Capabilities
mcptransport-stdioopen-source
Server
Quality
0.55/ 1.00
deterministic score 0.55 from registry signals: · indexed on pulsemcp · has source repo · 1 github stars · registry-generated description present
Provenance
Indexed frompulsemcp
Enriched2026-05-31 22:23:15Z · deterministic:mcp:v1 · v1
First seen2026-05-09
Last seen2026-05-31