Query Balancer DeFi positions via x402 micropayment on Base for $0.02 per request.
What it does
This endpoint at lowpaymentfee.com provides access to Balancer protocol DeFi position data through a pay-per-call x402 micropayment model. Each request costs $0.02 (20,000 base units of USDC on the Base network, with 6 decimals). The endpoint accepts POST requests and returns JSON.
The provider, lowpaymentfee.com, hosts a broad catalog of x402-gated APIs spanning data analytics, AI/ML inference, finance/Web3, and infrastructure utilities — all priced uniformly at $0.02 per request. This specific endpoint falls under the Finance & Web3 category and is focused on Balancer positions. No API keys are required; payment is handled inline via the x402 protocol using USDC on Base. The provider advertises no rate limits and instant access.
Documentation is extremely sparse. The docs, API, pricing, and README pages all render only a "Connect wallet" prompt with no further technical detail. There is no OpenAPI schema, no request/response examples, and no description of what fields the Balancer positions endpoint accepts or returns. The endpoint is confirmed live (returns a proper 402 x402 challenge), but without documentation it is difficult to know the exact request body format or the shape of the response.
Capabilities
Use cases
- —Retrieve current Balancer protocol positions for a given wallet or pool
- —Monitor DeFi portfolio allocations across Balancer pools
- —Feed Balancer position data into automated trading or rebalancing agents
- —Aggregate DeFi position data across protocols for dashboards
Fit
Best for
- —Agents or bots that need on-demand Balancer position lookups without managing API keys
- —Developers building DeFi dashboards who want simple pay-per-call pricing
- —Automated portfolio trackers that query Balancer positions programmatically
Not for
- —High-frequency bulk data ingestion where per-call pricing becomes expensive
- —Users who need detailed API documentation or guaranteed SLAs before integrating
Quick start
curl -X POST https://lowpaymentfee.com/api/v1/defi/balancer/positions \
-H "Content-Type: application/json" \
-H "X-PAYMENT: <x402_payment_token>" \
-d '{"address": "0xYourWalletAddress"}'Example
Request
{
"address": "0x1234567890abcdef1234567890abcdef12345678"
}Endpoint
Quality
The endpoint is confirmed live with a valid x402 402 challenge, and pricing is clear ($0.02 USDC on Base). However, there is no OpenAPI schema, no documentation beyond a wallet-connect prompt, no request/response examples, and no description of accepted parameters or returned fields. The listing is largely inferred.
Warnings
- —No API documentation available — docs, pricing, and README pages all show only 'Connect wallet'
- —No OpenAPI or JSON schema for request or response bodies
- —Request body format is entirely inferred; the example_request_json is a guess
- —The provider hosts many endpoints at uniform pricing; unclear if all are fully functional or stubs
Citations
- —Endpoint returns a valid x402 challenge with maxAmountRequired of 20000 base units of USDC on Basehttps://lowpaymentfee.com/api/v1/defi/balancer/positions
- —USDC asset contract on Base: 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913https://lowpaymentfee.com/api/v1/defi/balancer/positions
- —All APIs priced at $0.02 per request with no API keys, no rate limits, instant access on Base networkhttps://lowpaymentfee.com