Skip to content

fix: handle None choices in ChatCompletion response #2850

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Draft
Spectual wants to merge 2 commits into
base: main
Choose a base branch
from
+9 −1
Draft

fix: handle None choices in ChatCompletion response #2850

Changes from all commits
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
6701d88
fix: handle None choices in ChatCompletion response (provider error p…
Spectual Apr 7, 2026
cbc538a
style: apply ruff formatting to openai_chatcompletions.py
Spectual Apr 8, 2026
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
10 changes: 9 additions & 1 deletion src/agents/models/openai_chatcompletions.py
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -20,7 +20,7 @@

from .. import _debug
from ..agent_output import AgentOutputSchemaBase
from ..exceptions import UserError
from ..exceptions import ModelBehaviorError, UserError
from ..handoffs import Handoff
from ..items import ModelResponse, TResponseInputItem, TResponseStreamEvent
from ..logger import logger
Expand Down Expand Up @@ -131,6 +131,14 @@ async def get_response(
prompt=prompt,
)

if not response.choices:
provider_error = getattr(response, "error", None)
error_details = f": {provider_error}" if provider_error is not None else ""
raise ModelBehaviorError(
f"ChatCompletion response has no choices (possible provider error payload)"
f"{error_details}"
)

message: ChatCompletionMessage | None = None
first_choice: Choice | None = None
if response.choices and len(response.choices) > 0:
Expand Down