# Infinite Context (ICX) — AI Agent Memory Coprocessor & LLM Contract > Drop-in OpenAI SDK compatible API providing persistent topological memory (e.mem) over 100M+ tokens. - Primary MCP Endpoint: https://icx.caleralabs.com/mcp - REST API Base: https://icx.api.caleralabs.com - OpenAPI Spec: https://icx.caleralabs.com/openapi.json - Discovery: https://icx.caleralabs.com/.well-known/mcp.json - Interactive Guide: https://icx.caleralabs.com/mcp-docs - Whitepaper: https://icx.caleralabs.com/paper - Console & API Keys: https://dashboard.caleralabs.com/dashboard?domain=icx ## Compatibility - Drop-in `/v1/chat/completions` replacement for OpenAI SDK, LangChain, LlamaIndex, AutoGen, and CrewAI. - Sub-5ms $O(1)$ epistemic node recall. - Zero data exfiltration / NIST FIPS 204 ML-DSA-65 signed receipts.