Stewards of the Foundational AI-context Format
Open governance for an open standard
To steward FAF as an open, vendor-neutral standard that enables any AI to understand any project.
FAF is and will always be an open standard. The specification is MIT-licensed, allowing anyone to implement, extend, and build upon it without restriction.
Works with Claude, GPT, Grok, Gemini, and any future AI. No lock-in, no proprietary extensions that fragment the ecosystem.
Evolution of the format is guided by real-world usage from developers, AI companies, and tool makers who use FAF daily.
The principles that guide our work
F1-inspired engineering. Fast iteration, fast SDKs, fast adoption without sacrificing quality.
Strict specifications, comprehensive tests, zero ambiguity. The format works exactly as documented.
Any language, any AI, any scale. From solo developer to enterprise team.
Open source, open governance, open participation. No barriers to entry.
Official SDKs, specifications, and tools
The official FAF v2.5 specification document with examples and validation rules.
Read Specification →How the Foundation operates
The FAF Foundation follows the successful governance model established by the Rust Foundation - transparent, community-driven, and focused on long-term sustainability.
Key governance areas:
The FAF specification and reference implementations are MIT-licensed, providing maximum flexibility for adoption.
Enterprise options available for organizations requiring:
Key moments in FAF history
The very first .faf file was created in fafdev.tools.
FAF specification v1.0 published. Initial TypeScript implementation.
FAF MCP server approved and merged into Anthropic's official MCP ecosystem.
application/vnd.faf+yaml registered with IANA. Official MIME type established.
xAI Grok Native Embed initiated.
FAF Foundation in-Formation with charter and governance structure.
Help shape the future of AI context standards