Neynar

Farcaster social data APIs monetized through x402.

Sellersx402MCP3 services ▸

What Neynar offers

Farcaster data APIs

Feeds, users, casts, and onchain-linked social context that give agents real-time awareness

x402 pay-per-use endpoints

Agents call Farcaster APIs paying per request, without free-tier limits or a subscription

Signers for agent posting

Managed signing so agents can publish casts and interact on Farcaster programmatically