{"name":"Defiance International","description":"Research-use-only chemical sequence catalog, evidence, quality, and sandbox commerce agent surface.","url":"https://defianceinternational.io/ai/catalog.json","provider":{"organization":"Defiance International","url":"https://defianceinternational.io"},"version":"2026-07-02","documentationUrl":"https://defianceinternational.io/ai/index.md","capabilities":{"streaming":false,"pushNotifications":false,"stateTransitionHistory":true,"extendedAgentCard":false},"securitySchemes":{"publicRead":{"type":"apiKey","description":"Public read-only endpoints require no credential."},"agentBearer":{"type":"http","scheme":"bearer","description":"Required for agent checkout endpoints. Managed integrations must also send the signed request envelope headers."},"agentSignature":{"type":"apiKey","in":"header","name":"X-Agent-Signature","description":"HMAC-SHA256 signature required for managed agent checkout integrations."}},"skills":[{"id":"catalog-search","name":"Catalog Search","description":"Search public catalog facts and canonical sequence links.","tags":["catalog","research-use-only","read-only"],"examples":["Find BPC-157 in the Defiance catalog."]},{"id":"evidence-lookup","name":"Evidence Lookup","description":"Retrieve public evidence and limitations for a chemical sequence.","tags":["evidence","quality","read-only"],"examples":["Show public evidence for bpc-157."]},{"id":"sandbox-checkout","name":"Sandbox Checkout","description":"Create and complete sandbox-only checkout sessions when feature-enabled.","tags":["commerce","sandbox","human-confirmed"],"examples":["Create a sandbox checkout session for a selected SKU."]}],"interfaces":[{"transport":"http+json","url":"https://defianceinternational.io/ai/openapi.json"},{"transport":"streamable-http","url":"https://defianceinternational.io/mcp","state":"stateless_json","authentication":"none"},{"transport":"mcp-tool-definitions","url":"https://defianceinternational.io/ai/mcp/tools.json"},{"transport":"webmcp","url":"https://defianceinternational.io/ai/webmcp/tools.json","browserApi":"navigator.modelContext.registerTool"}]}