Unverified50% confidenceFactExact time
In the traditional approach, the tool JSON schema must go in the tools field at the start of the request, and adding a new tool midway after the session has begun can only reset the session, causing the already-cached prefix to be invalidated and token costs to rise.
1
Sources
50%
Confidence
Long-term
Relevance
10/18/2026
First Seen
Sources
Related Entities
Related Claims
UnverifiedJSON Schema成为工具参数描述的通用格式，标准化进程降低了跨平台Harness的开发成本76% similarUnverifiedTool-calling standards have gradually coalesced into a de facto standard of describing tools with JSON Schema and passing call results via structured messages.74% similarUnverifiedOpenAI requires a specific response_format JSON schema, whereas alternative backends may require a different system prompt or specific tool call definitions.73% similarVerifiedThe schema for tool calls is essentially a JSON Schema specification that describes the tool name, parameter names, type constraints, and required fields.73% similarUnverifiedAnthropic's Tool Use specification requires clients to declare available tools to the model in JSON Schema format; the model triggers calls via tool_use content blocks, and results are returned in the form of tool_result.73% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/1057633API
curl https://kongchang.com/api/v1/knowledge/claims/1057633MCP
get_claim(id=1057633)