Unverified50% confidenceReleaseExact time
$.tool.register has added an isDeferred parameter; when set to false, the tool's schema will appear in the prompt from the start rather than being hidden behind tool search.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
10/7/2026
First Seen
Valid until: 1/5/2027
Sources
Related Entities
Related Claims
VerifiedAfter the client receives the tool execution result, it needs to construct a message with the role set to tool, carrying the corresponding tool_call_id and execution result to send back to the model.62% similarUnverifiedWhen a client queries server capabilities, it sends a tools/list request, and the server returns an array of tools, each containing a name, a natural language description, and an input schema.60% similarUnverifiedOnce the tool list is fixed, any newly added tool automatically becomes a change request and is mandatorily brought into the approval process.60% similarUnverifiedTool calling works in version 2.0, and the model will proactively ask for clarification when information is missing rather than making things up.60% similar
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