OpenAI Developer Community
MCP tool calling behavior difference: ChatGPT vs Claude?
Coding with ChatGPT
mcp
teamlayer
September 24, 2025, 9:16pm
5
Yes exactly, using developer mode to connect MCPs
show post in topic
Related topics
Topic
Replies
Views
Activity
Chain of thought tool use
API
2
2638
April 5, 2024
Question on LLM tool "usage" & framework
API
api
4
2985
November 4, 2023
ChatGPT only uses search tool in MCP server
Community
chatgpt
,
mcp
6
341
September 25, 2025
Functions VS Tools - What is the difference?
API
gpt-35-turbo
,
api
,
functions
,
function-calling
,
tools
8
26847
July 17, 2024
Function calling with fine tuned model
API
18
4621
December 1, 2023