Unverified50% confidenceFactExact time
BatchZero records tool calls and sessions in the graph, and evidence links back to the tool call that produced it, forming the path: Hypothesis → Evidence → ToolCall → Session.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
10/18/2026
First Seen
Valid until: 1/16/2027
Sources
Related Entities
Related Claims
UnverifiedThe session log is Harness's "source of truth," and system prompts, model outputs, tool calls and results, sub-agent scheduling, and context injection can all be replayed along the event stream71% similarUnverifiedThe two pathways for data to enter the Ledger are: automatic capture of tool errors via a Hook mechanism, and manual retrospectives initiated by user commands.69% similarUnverifiedToolContext不仅能获取自定义元数据，还能访问当前的聊天记录State，包含用户提示词、大模型响应、工具调用参数等完整对话上下文信息68% similarUnverifiedIn the LangChain framework, Tool call results are appended to the message chain via ToolMessage objects.67% similarUnverifiedThe retrieval key for observation artifacts is 'room + tool + parameters + file fingerprint', and cross-session deduplication caused the second and third retry tasks to hit the cache from the first attempt and return a receipt.67% similar
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