"Acer" matching MCP servers:

Implements Agentic Context Engineering to create self-improving AI coding assistants that learn from execution feedback and build persistent knowledge playbooks. Reduces token usage by 86.9% while improving code accuracy by 10.6% through incremental context updates.

Demo MCP server for ACEL, a runtime verification middleware that blocks a rule-violating tool call before it executes. 5 tools (authenticate, read/validate/delete records, send payment) showing ACEL enforcing call ordering and state preconditions live via the official MCP SDK's middleware hook.