Expired50% confidenceFactExact time
After OpenAI launched Function Calling, major vendors including Anthropic (Claude 3's Tool Use) and Google (Gemini's Function Calling) followed suit, and it has gradually become a standard capability of chat models.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
7/4/2026
First Seen
This claim has expired. It is kept for the record and no longer describes the current state.
Valid until: 10/2/2026(expired)
Sources
LangChain入门：Model与Agent核心概念详解
bilibiliAgentic_RAG7/2/2026
Related Claims
Unverified2023年以来，随着OpenAI的Function Calling、LangChain等框架的普及，Agent概念从学术走向产品化67% similarVerifiedAnthropic's Tool Use and Google's Function Declaration are implementations that adopted the Function Calling mechanism, making it an industry-standard interface for Agent development.67% similarUnverifiedOpenAI's Function Calling and Anthropic Claude's Tool Use are representative implementations of the Agent pattern.66% similarUnverifiedOpenAI's GPT series' Function Calling mechanism has become the de facto standard for AI Agent development.66% similarUnverified代理式编程依赖规划能力、工具调用（Function Calling）和自我反思三项关键技术65% similar
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