---
type: email
from: Rohan Mehta <notifications@github.com>
subject: Re: [openai/openai-agents-python] GPT-5 + tool calls: Error code: 400

 - Item 'rs_...' of type 'reasoning' was provided without its required

 following item. (Issue #1660)
received: 2026-03-06 07:30:24
date_header: Fri, 12 Sep 2025 12:50:28 -0700
priority: normal
status: awaiting_approval
uid: 30293
---

## Email Content

**From:** Rohan Mehta <notifications@github.com>
**Subject:** Re: [openai/openai-agents-python] GPT-5 + tool calls: Error code: 400

 - Item 'rs_...' of type 'reasoning' was provided without its required

 following item. (Issue #1660)
**Date:** Fri, 12 Sep 2025 12:50:28 -0700

### Body (preview)

rm-openai left a comment (openai/openai-agents-python#1660)



Thanks @albertsanz - very helpful. Looks like a server issue, looking into it



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