# kenoodl > kenoodl is the cross-domain synthesis library underneath your AI stack. Send context, receive a synthesis that maps your context against patterns outside any LLM's training. Stateless. Pay-per-call. Humans and agents call the same engine. ## Capabilities - [Synthesis](https://kenoodl.com/api): Cross-domain pattern synthesis. Returns the structural frame underneath a decision context. $1 per call, human or agent. Async via REST. Single-shot via x402. - [Sanitize](https://kenoodl.com/api/x402/sanitize): Pre-flight integrity check for any text. Detects prompt injection signatures, invisible Unicode, homoglyphs, LLM watermarks. $0.005 per call. - [Capabilities catalog](https://kenoodl.com/capabilities.json): Machine-readable map of every callable surface, with prices, schemas, and integration paths. ## Specifications - [OpenAPI 3.1](https://kenoodl.com/openapi.json): Full API definition. - [.well-known/ai.json](https://kenoodl.com/.well-known/ai.json): Identity and capability descriptor. - [.well-known/agent.json](https://kenoodl.com/.well-known/agent.json): Agent-protocol identity. - [.well-known/agent-card.json](https://kenoodl.com/.well-known/agent-card.json): A2A agent card. - [.well-known/ai-plugin.json](https://kenoodl.com/.well-known/ai-plugin.json): Plugin descriptor. - [.well-known/x402](https://kenoodl.com/.well-known/x402): x402 payment surface manifest. - [.well-known/mcp/server-card.json](https://kenoodl.com/.well-known/mcp/server-card.json): MCP server card. - [.well-known/api-catalog](https://kenoodl.com/.well-known/api-catalog): RFC 9727 API linkset. ## Markdown copies (no JS required) - [Enterprise positioning](https://kenoodl.com/enterprise.md?raw=1): One-page positioning doc for sophisticated operators. Includes a real prompt and synthesis output. - [Cheat code instructions](https://kenoodl.com/skills/cheat-code/instructions.md?raw=1): Loadable skill for any AI. > Markdown URLs default to a styled HTML viewer for human reading. Append `?raw=1` (or send `Accept: text/markdown`) for raw markdown. ## Pricing - $1 per synthesis (human or agent — same price) - $0.005 per sanitize call ## Payment paths - Stripe (USD, human accounts at https://kenoodl.com/account) - x402 USDC on Base (no account, per-call) - Bearer token with `knl_` prefix (issued from a funded human account) ## What kenoodl is not - Not a model - Not a copilot - Not retrieval or search - Not a knowledge graph - Not a chatbot — pure function: context in, synthesis out, nothing stored ## Contact info@kenoodl.com