{"key":["session","proj_demo0001","ses_main0001"],"value":{"id":"ses_main0001","slug":"demo-session","projectID":"proj_demo0001","workspaceID":"ws_demo0001","directory":"/tmp/demo-repo","path":"demo-repo","summary":{"additions":2,"deletions":0,"files":1},"cost":0.0018,"tokens":{"input":500,"output":200,"reasoning":0,"cache":{"read":0,"write":0}},"share":{"url":"https://opencode.example/s/demo"},"title":"demo session","agent":"build","model":{"id":"claude-opus-4-6","providerID":"anthropic"},"version":"1.17.14","metadata":{"foo":"bar"},"time":{"created":1751900000000,"updated":1751900010000},"revert":{"messageID":"msg_a0002","partID":"prt_a0002b","snapshot":"snap123","diff":"--- a/hello.txt\n+++ b/hello.txt\n@@ -0,0 +1 @@\n+hi\n","files":["hello.txt"]},"experimentalFeatureFlag":true}}
{"key":["message","ses_main0001","msg_u0001"],"value":{"id":"msg_u0001","sessionID":"ses_main0001","role":"user","time":{"created":1751900001000},"format":{"type":"text"},"summary":{"title":"initial ask","diffs":[]},"agent":"build","model":{"providerID":"anthropic","modelID":"claude-opus-4-6"},"system":"You are a terminal assistant, be concise.","tools":{"bash":true,"write_file":true}}}
{"key":["part","msg_u0001","prt_u0001a"],"value":{"id":"prt_u0001a","sessionID":"ses_main0001","messageID":"msg_u0001","type":"text","text":"Please create hello.txt with 'hi' in it, and check this screenshot."}}
{"key":["part","msg_u0001","prt_u0001b"],"value":{"id":"prt_u0001b","sessionID":"ses_main0001","messageID":"msg_u0001","type":"file","mime":"image/png","filename":"screenshot.png","url":"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mNk+A8AAQUBAScY42YAAAAASUVORK5CYII=","source":{"path":"/tmp/screenshot.png"}}}
{"key":["message","ses_main0001","msg_a0002"],"value":{"id":"msg_a0002","sessionID":"ses_main0001","role":"assistant","time":{"created":1751900002000,"completed":1751900002500},"parentID":"msg_u0001","modelID":"claude-opus-4-6","providerID":"anthropic","mode":"build","agent":"build","path":{"cwd":"/tmp/demo-repo","root":"/tmp/demo-repo"},"cost":0.001035,"tokens":{"input":120,"output":45,"reasoning":0,"cache":{"read":0,"write":0}},"finish":"tool-calls"}}
{"key":["part","msg_a0002","prt_a0002a"],"value":{"id":"prt_a0002a","sessionID":"ses_main0001","messageID":"msg_a0002","type":"text","text":"Sure, creating hello.txt now."}}
{"key":["part","msg_a0002","prt_a0002b"],"value":{"id":"prt_a0002b","sessionID":"ses_main0001","messageID":"msg_a0002","type":"tool","callID":"call_write0001","tool":"write_file","state":{"status":"completed","input":{"path":"hello.txt","content":"hi"},"output":"wrote 2 bytes to hello.txt","title":"write_file","metadata":{},"time":{"start":1751900002100,"end":1751900002200,"compacted":1751900009000}}}}
{"key":["part","msg_a0002","prt_a0002c"],"value":{"id":"prt_a0002c","sessionID":"ses_main0001","messageID":"msg_a0002","type":"reasoning","text":"The user wants a file created with specific contents.","metadata":{"anthropic":{"signature":"sig-abc123"}},"time":{"start":1751900002000,"end":1751900002050}}}
{"key":["part","msg_a0002","prt_a0002d"],"value":{"id":"prt_a0002d","sessionID":"ses_main0001","messageID":"msg_a0002","type":"step-start","snapshot":"snap_stepstart_1"}}
{"key":["part","msg_a0002","prt_a0002e"],"value":{"id":"prt_a0002e","sessionID":"ses_main0001","messageID":"msg_a0002","type":"step-finish","reason":"tool-calls","snapshot":"snap_stepfinish_1","cost":0.0002,"tokens":{"input":20,"output":5,"reasoning":0,"cache":{"read":0,"write":0}}}}
{"key":["part","msg_a0002","prt_a0002f"],"value":{"id":"prt_a0002f","sessionID":"ses_main0001","messageID":"msg_a0002","type":"snapshot","snapshot":"snap_direct_1"}}
{"key":["part","msg_a0002","prt_a0002g"],"value":{"id":"prt_a0002g","sessionID":"ses_main0001","messageID":"msg_a0002","type":"patch","hash":"patchhash1","files":["hello.txt"]}}
{"key":["part","msg_a0002","prt_a0002h"],"value":{"id":"prt_a0002h","sessionID":"ses_main0001","messageID":"msg_a0002","type":"retry","attempt":1,"error":{"name":"APIError","data":{"message":"transient upstream error","isRetryable":true}},"time":{"created":1751900002001}}}
{"key":["message","ses_main0001","msg_u0003"],"value":{"id":"msg_u0003","sessionID":"ses_main0001","role":"user","time":{"created":1751900003000},"agent":"build","model":{"providerID":"anthropic","modelID":"claude-opus-4-6"}}}
{"key":["part","msg_u0003","prt_u0003a"],"value":{"id":"prt_u0003a","sessionID":"ses_main0001","messageID":"msg_u0003","type":"text","text":"@build please compact now, then cat the file."}}
{"key":["part","msg_u0003","prt_u0003b"],"value":{"id":"prt_u0003b","sessionID":"ses_main0001","messageID":"msg_u0003","type":"compaction","auto":true,"tail_start_id":"msg_u0005"}}
{"key":["part","msg_u0003","prt_u0003c"],"value":{"id":"prt_u0003c","sessionID":"ses_main0001","messageID":"msg_u0003","type":"agent","name":"build","source":{"value":"@build","start":0,"end":6}}}
{"key":["part","msg_u0003","prt_u0003d"],"value":{"id":"prt_u0003d","sessionID":"ses_main0001","messageID":"msg_u0003","type":"subtask","prompt":"verify hello.txt contents","description":"sanity check","agent":"reviewer"}}
{"key":["message","ses_main0001","msg_a0004"],"value":{"id":"msg_a0004","sessionID":"ses_main0001","role":"assistant","time":{"created":1751900004000,"completed":1751900004100},"parentID":"msg_u0003","modelID":"claude-opus-4-6","providerID":"anthropic","agent":"build","summary":true,"cost":0.0003,"tokens":{"input":200,"output":60,"reasoning":0,"cache":{"read":0,"write":0}}}}
{"key":["part","msg_a0004","prt_a0004a"],"value":{"id":"prt_a0004a","sessionID":"ses_main0001","messageID":"msg_a0004","type":"text","text":"[compaction summary]\nCreated hello.txt with 'hi'; reviewed the attached screenshot."}}
{"key":["message","ses_main0001","msg_u0005"],"value":{"id":"msg_u0005","sessionID":"ses_main0001","role":"user","time":{"created":1751900005000},"agent":"build","model":{"providerID":"anthropic","modelID":"claude-opus-4-6"}}}
{"key":["part","msg_u0005","prt_u0005a"],"value":{"id":"prt_u0005a","sessionID":"ses_main0001","messageID":"msg_u0005","type":"text","text":"cat hello.txt"}}
{"key":["message","ses_main0001","msg_a0006"],"value":{"id":"msg_a0006","sessionID":"ses_main0001","role":"assistant","time":{"created":1751900006000,"completed":1751900006200},"parentID":"msg_u0005","modelID":"claude-opus-4-6","providerID":"anthropic","agent":"build","cost":0.0004,"tokens":{"input":30,"output":10,"reasoning":0,"cache":{"read":0,"write":0}},"finish":"tool-calls"},"time_created":1751900006000,"time_updated":1751900006250}
{"key":["part","msg_a0006","prt_a0006a"],"value":{"id":"prt_a0006a","sessionID":"ses_main0001","messageID":"msg_a0006","type":"text","text":"Sure."}}
{"key":["part","msg_a0006","prt_a0006b"],"value":{"id":"prt_a0006b","sessionID":"ses_main0001","messageID":"msg_a0006","type":"tool","callID":"call_bash0001","tool":"bash","state":{"status":"completed","input":{"command":"cat hello.txt"},"output":"hi","title":"bash","metadata":{},"time":{"start":1751900006050,"end":1751900006100}}}}
{"key":["message","ses_main0001","msg_u0007"],"value":{"id":"msg_u0007","sessionID":"ses_main0001","role":"user","time":{"created":1751900007000}}}
{"key":["part","msg_u0007","prt_u0007a"],"value":{"id":"prt_u0007a","sessionID":"ses_main0001","messageID":"msg_u0007","type":"text","text":"Thanks!"}}
{"key":["message","ses_main0001","msg_a0008"],"value":{"id":"msg_a0008","sessionID":"ses_main0001","role":"assistant","time":{"created":1751900008000,"completed":1751900008100},"parentID":"msg_u0007","modelID":"claude-opus-4-6","providerID":"anthropic","agent":"build","finish":"stop"}}
{"key":["part","msg_a0008","prt_a0008a"],"value":{"id":"prt_a0008a","sessionID":"ses_main0001","messageID":"msg_a0008","type":"text","text":"You're welcome!"}}
{"key":["part","msg_a0008","prt_a0008b"],"value":{"id":"prt_a0008b","sessionID":"ses_main0001","messageID":"msg_a0008","type":"text","text":"[internal telemetry note: do not surface]","ignored":true,"synthetic":true}}
{"key":["session_diff","ses_main0001"],"value":[{"file":"hello.txt","additions":1,"deletions":0,"status":"added"}]}
{"key":["todo","ses_main0001","0"],"value":{"content":"write hello.txt","status":"completed","priority":1}}