the402 endpoint detail

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mcp.yield.xyz x402 yields_get_reward_rate_history

https://mcp.yield.xyz/x402/yields_get_reward_rate_history

payable

Historical APY / reward-rate for a yield over time — plot APY trends or compute average yield across 1d/7d/30d/90d/1y windows.

We sent a real POST request to this endpoint and it answered 402 with payment requirements we could parse.
Price
$0.001
Network
base
Pay to
0xD433f056270912659f073D5FFE7Ae247e39235A5
Spec dialect
v2 (declares x402Version 2)
Transport
PAYMENT-REQUIRED header
HTTP method
POST
Response latency
131 ms
Payment options
4 usable of 4
Last checked
2026-08-10T09:09:21.553Z (1d ago)
Category
finance-crypto

Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fmcp.yield.xyz%2Fx402%2Fyields_get_reward_rate_history"