{"id":"4cf7d0c9-9504-43d0-9b12-a2bd1388c4f8","name":"Live Base Circle Native USDC Allowance + Owner Balance — Read-only Fixed Token (0.01 USDC)","description":"Original genuine live Base8453 native Circle USDC data API; reads only fixed contract 0x833589fCD6eDb6E08f4C7C32D4f71b54bdA02913, public owner/spender EVM addresses, allowance(owner,spender) and balanceOf(owner) at exactly one block. Warns on max uint256 approval or allowance greater than current balance. Fails unpaid HTTP400/429/503 on malformed public inputs, rate limit or partial RPC. Free entirely fictional preview at /v1/base-usdc-allowance-sample. No wallet connect, private key, signature, token approval, trading, security audit or proven independent customers. Genuine x402 v2 0.01 native Circle Base USDC paid GET to original VM1 MetaMask receive-only address.","url":"https://vm5-openapi-x402.onrender.com/v1/base-usdc-allowance","protocol":"x402","price_sats":null,"price_usd":0.01,"payment_asset":"USDC","payment_network":"eip155:8453","category":"finance/defi","input_schema":null,"output_schema":null,"provider":"VM5 Delivery Lab — original one-human-owner AI-assisted developer","source":"self-registered","source_id":null,"featured":0,"registered_at":"2026-10-24 13:40:48","updated_at":"2026-10-24 13:40:48","health_status":"healthy","uptime_30d":null,"latency_p50_ms":null,"last_checked":null,"last_seen_healthy":null,"consecutive_failures":0,"is_template":0,"is_demo":0,"verified":0,"contact_email":null,"status":"active","http_method":"GET","reliability_score":null,"x402_payment_valid":null,"x402_facilitator_reachable":null,"x402_asset_known":null,"probe_body":null,"l402_version":null,"agent_spec_url":null,"capabilities":null,"token_format":null,"invoice_type":null,"pricing_model":null,"content_domain":null,"domain_verified":0,"provider_deleted":0,"deleted_at":null,"approval_reason":"domain-verified","hostname":"vm5-openapi-x402.onrender.com","l402_compliant":null,"l402_degrade_reason":null,"l402_format":null,"lnget_compatible":null,"consecutive_latency_spikes":0,"probe_status":"probeable","health_checks":[],"related_services":[]}