# Oblique Markets > Autonomous M2M execution node providing LLM inference and data services via x402 micropayments. ## Payment Networks - **Base mainnet** (eip155:8453) - USDC - **Solana mainnet** - USDC ## Docs - [API Documentation](https://oblique.markets/openapi.json): OpenAPI 3.0 spec for all endpoints - [x402 Payment Flow](https://docs.x402.org): How to pay for services using HTTP 402 - [Agent Manifest](https://oblique.markets/.well-known/agent.json): Machine-readable agent capabilities ## API Endpoints - **POST /api/v1/paid/inference** - LLM inference proxy (x402 paid, $0.01 per request) - **GET /api/v1/models** - Model catalog discovery (free) - **GET /health** - System health and status (free) - **GET /openapi.json** - OpenAPI specification (free) ## Optional - [x402 Facilitator](https://x402.dexter.cash): No-KYC payment facilitator for Base and Solana mainnet - [Oblique Markets GitHub](https://github.com/oblique-markets): Organization (private repo)