{"backend":"https://sentinel-backend-281199879392.us-central1.run.app","builder_fee":{"approve":"POST /api/v1/tools/approve_hl_builder_fee","hl_address":"0x4047d682525C21831fCF95b49340FC7A74B4aA27","rate":"0.01% (1 BPS)","status":"POST /api/v1/tools/get_builder_fee_status"},"endpoints":{"admin_usage":"GET /admin/usage","ai_key_auth":"POST /auth/ai-key","approve_builder":"GET /approve-builder (MetaMask/Ledger builder fee approval page)","billing_history":"GET /api/v1/billing/history","billing_portal":"GET /api/v1/billing/portal","billing_status":"GET /api/v1/billing/status","billing_subscribe":"POST /api/v1/billing/subscribe","billing_usage":"GET /api/v1/billing/usage","call_tool":"POST /api/v1/tools/{name}","docs":"GET /docs (OpenAPI 3.0 spec)","generate_key":"POST /api/v1/auth/keys","health":"GET /health","list_keys":"GET /api/v1/auth/keys","list_tools":"GET /api/v1/tools","llm_chat":"POST /api/v1/llm/chat (?stream=true for SSE)","llm_usage":"GET /api/v1/llm/usage","login":"POST /auth/login","register":"POST /auth/register","revoke_key":"DELETE /api/v1/auth/keys/{id}","usage_breakdown":"GET /api/v1/usage/breakdown","usdc_balance":"GET /api/v1/billing/usdc/balance"},"engine":"go","name":"Sentinel API Gateway","pricing":"Pay-as-you-go — flat 20% markup on LLM provider costs. No tiers, no subscriptions.","revenue_streams":{"llm_markup":"Flat 20% markup on LLM token costs, billed monthly in arrears via Stripe","on_chain":"HL 0.01% builder fee + Aster 0.01% broker fee"},"stats":{"total_api_calls":83203,"total_fees_usd":0},"version":"0.9.6"}