Verified65% confidenceFactExact time

Different models use different function-calling formats: OpenAI uses the tools parameter, Anthropic uses tool_use blocks, and open-source models each have their own template formats.

3

Sources

65%

Confidence

Medium-term (~90 days)

Relevance

8/5/2026

First Seen

Valid until: 11/3/2026

Sources

Mu：专为AI Agent设计的标准化工具集平台解析

Related Claims

VerifiedOpenAI 的 Function Calling 和 Anthropic 的 Tool Use API 都是 ReAct 模式的标准化实现79% similar UnverifiedDifferent frameworks define tool-calling formats differently (OpenAI format, Anthropic format, Ollama's own format), and models not trained for a specific format will produce malformed calls.78% similar

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