{"name":"FlexYield","description":"RPC gateway for agents: six mainnets, measured failover, a key without signup, pay per call in USDC.","url":"https://flexyield.io/mcp","version":"1.4.0","provider":{"organization":"JadeMind GmbH","url":"https://flexyield.io"},"documentationUrl":"https://flexyield.io/docs","iconUrl":"https://flexyield.io/icon.png","capabilities":{"streaming":true,"pushNotifications":false,"stateTransitionHistory":false},"defaultInputModes":["application/json"],"defaultOutputModes":["application/json"],"securitySchemes":{"bearer":{"type":"http","scheme":"bearer","description":"A FlexYield API key. Get one without signup: POST https://flexyield.io/keys (MCP: get_key)."},"x402":{"type":"apiKey","in":"header","name":"X-PAYMENT","description":"Pay per call with USDC on base: menu at https://flexyield.io/x402"}},"security":[{"bearer":[]},{"x402":[]}],"skills":[{"id":"rpc","name":"JSON-RPC relay","description":"Multi-provider JSON-RPC on 6 chains with measured failover; weighted units, cache hits free.","tags":["blockchain","rpc","evm","solana"],"examples":["POST https://flexyield.io/rpc/eth_mainnet {\"method\":\"eth_blockNumber\"}"]},{"id":"doors","name":"Get a key without signup","description":"get_key issues a capability key (public supply, 10,000 units/day); bind_key_start + bind_key_complete tie it to a wallet; an owner adopts it by claim code.","tags":["onboarding","keys","agents"]},{"id":"menu","name":"The agent menu","description":"what_can_i_do, get_quote, explain_error, recommend, rpc_call — prices, doorways and recommendations from measured data.","tags":["pricing","recommendation"]},{"id":"toolbox","name":"Toolbox","description":"Gas, ENS, token prices, tx status, ABI + decoding, EVM utilities — one call instead of many.","tags":["toolbox"]},{"id":"fleet","name":"Fleet management","description":"Budgeted keys per agent, service fences, statements per key, tickets with the evidence attached.","tags":["fleet","budgets","support"]}],"x-discovery":{"mcp":"https://flexyield.io/.well-known/mcp/server-card.json","skill":"https://flexyield.io/skill.md","openapi":"https://flexyield.io/openapi.json","x402":"https://flexyield.io/.well-known/x402","llms":"https://flexyield.io/llms.txt"}}