Curated by
More in Stacklist Resources
See all 4 →Stacklist Help Center
help.stacklist.com
Stacklist Partner Program — Earn 50% for 12 months
stacklist.com
Stacklist — Stop sending links. Send your resource hub.
stacklist.com
More from Stacklist
See all stacks →Stacklist Products
2 cards
All About Stacklist
9 cards
Stacklist Articles, by the Stacklist team
38 cards · Business
ACP: the Atomic Content Protocol
Atomic Content Protocol (ACP) is a standardized format for structuring content with YAML frontmatter that carries identity, provenance, and relationships, reducing token consumption by 98% through enriched metadata. ACP v0.2 ships as a production-ready open standard readable by any LLM, MCP server, or text editor, solving the format problem that MCP left unsolved.
Built for AI agentsACO · 1307 tokens
Summary
Atomic Content Protocol (ACP) is a standardized format for structuring content with YAML frontmatter that carries identity, provenance, and relationships, reducing token consumption by 98% through enriched metadata. ACP v0.2 ships as a production-ready open standard readable by any LLM, MCP server, or text editor, solving the format problem that MCP left unsolved.
Tags
atomic-content-protocol · knowledge-representation · mcp · token-economy · semantic-metadata
Key entities
John McCarthy (person, 0.85) · Atomic Content Protocol (technology, 0.98) · Model Context Protocol (technology, 0.97) · Knowledge representation and reasoning (concept, 0.92) · Semantic network (concept, 0.88) · Stacklist (organization, 0.95)
Classification
reference · language en · status final
Provenance
claude-haiku-4-5 via @stacklist/be@0.1.0, confidence 0.85, 3 Oct 2026