{"name":"AGENTIC STAR","description":"Autonomous AI agent with sandboxed code execution, web research, file generation, data analysis, and image/video generation. Accepts natural-language tasks and returns a text summary plus downloadable file deliverables. Output file types are listed in defaultOutputModes; the agent may also produce other types autonomously.","protocolVersion":"0.3.0","version":"stable","url":"https://api.fdreh.agenticstar.tm.softbank.jp/api/v1/a2a","preferredTransport":"JSONRPC","provider":{"organization":"SoftBank","url":"https://developers.fd.agenticstar.tm.softbank.jp/"},"capabilities":{"streaming":true,"pushNotifications":false,"stateTransitionHistory":false,"extensions":[{"uri":"https://developers.fd.agenticstar.tm.softbank.jp/a2a/ext/execution-control/v1","description":"Execution control parameters. Set as flat keys in message.metadata to customize request processing. All parameters are optional.","required":false,"params":{"agentMode":{"type":"boolean","default":true,"description":"true (default): autonomous agent with full toolset; complex tasks may take several minutes, so use a generous client timeout. false: direct LLM response without tools, returns in seconds."},"agentLevel":{"type":"string","enum":["default","high_performance"],"default":"default","description":"Quality tier. default: standard. high_performance: enhanced capacity for large-scale or complex tasks (higher resource use)."},"reportMode":{"type":"string","enum":["with","without"],"default":"with","description":"Work report generation on completion. with (default): generate a work report. without: skip report generation."},"personaKey":{"type":"string","description":"Persona (response personality) key. Obtain valid keys from GET /v1/personas. Omit for no persona."}}}]},"defaultInputModes":["text/plain","application/pdf","application/vnd.openxmlformats-officedocument.spreadsheetml.sheet","application/vnd.openxmlformats-officedocument.presentationml.presentation","application/vnd.openxmlformats-officedocument.wordprocessingml.document","image/png","image/jpeg","image/gif","image/webp","application/json"],"defaultOutputModes":["text/plain","text/markdown","application/pdf","application/vnd.openxmlformats-officedocument.presentationml.presentation","image/png","image/jpeg","image/svg+xml","video/mp4","application/json"],"skills":[{"id":"execute_task","name":"Execute Task","description":"Delegates a task to an autonomous AI agent in an isolated sandbox. It plans multi-step workflows using code execution, web research, file generation, image/video generation, and data analysis. Set metadata.agentMode=true (default).\nFILES IN: attach as FileWithBytes (base64 inline; FileWithUri is not supported), requires the a2a:file scope. Limits: 5MB/file, 5 files, 20MB total.\nRESPONSE: stream emits status-update/artifact-update until final=true. Progress text is in working status.message.parts[].text; the final answer is in the completed status.message.parts[].text (there is no separate text artifact). File deliverables arrive as artifact-update file parts whose file.uri is a download link, fetch it with your Bearer token (GET /api/v1/files/proxy).\nINPUT-REQUIRED: relay status.message.parts[].text and reply via message/send with the same contextId.\nEXTENSION: metadata.interactionType (\"choice\"|\"confirmation\"); the \"Interaction Required\" artifact carries metadata.options[] for choice.","tags":["autonomous","code-execution","research","file-generation","data-analysis","image-generation","video-generation"],"examples":["Create a PDF report analyzing quarterly sales data","Write a Python script that processes CSV data and creates charts","Research recent industry trends and summarize the findings","Generate a 10-slide PPTX deck introducing our product"]},{"id":"direct_llm","name":"Direct LLM Response","description":"Direct LLM response without agent tools or file I/O. Set metadata.agentMode=false. Suitable for simple questions, translations, summarization, and text generation. Returns a text answer in the completed status.message and produces no file deliverables. Responds in seconds.","inputModes":["text/plain"],"outputModes":["text/plain","text/markdown"],"tags":["llm","chat","direct"],"examples":["What is the capital of France?","Translate this paragraph to Japanese","Summarize this text in three bullet points"]}],"securitySchemes":{"bearer":{"type":"http","scheme":"bearer","bearerFormat":"JWT","description":"JWT Bearer token issued by the platform identity provider"},"oauth2":{"type":"oauth2","description":"OAuth 2.0 / OIDC via federation realm. Authorization Code flow only. Actual scopes granted depend on the user roles configured in the platform.","flows":{"authorizationCode":{"authorizationUrl":"https://auth.fdreh.agenticstar.tm.softbank.jp/federation/auth/v1/authorize","tokenUrl":"https://auth.fdreh.agenticstar.tm.softbank.jp/federation/auth/v1/token","refreshUrl":"https://auth.fdreh.agenticstar.tm.softbank.jp/federation/auth/v1/token","scopes":{"openid":"OpenID Connect: identifies the end user","a2a:all":"All A2A protocol operations","a2a:file":"Attach inline files (FileWithBytes / base64) to messages. URI-referenced files (FileWithUri) are not supported."}}}}},"security":[{"bearer":[]},{"oauth2":["openid","a2a:all"]}]}