Chatgpt Codex errors

[chiragsanghavi]

While trying to use chatgpt codex with Goose, it errors out when a transaction is long running as Chatgpt Codex sends a keepalive. This keepalive fails in Goose.

Diagnostic Log is attached.

diagnostics_20260220_1.zip

From what it appears is that Goose fails to translate keep alive stream.

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To Reproduce
Steps to reproduce the behavior:

1. Configure goose to communicate with chatgpt
2. start goose cli
3. Give it a complex prompt
4. See error

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Expected behavior
handle keep alive.

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Screenshots
20260219_183016.log:{"timestamp":"2026-02-19T23:32:03.889154Z","level":"ERROR","fields":{"message":"Error: Request failed: Stream decode error: Failed to parse Responses stream event: unknown variant keepalive, expected one of response.created, response.in_progress, response.output_item.added, response.content_part.added, response.output_text.delta, response.output_item.done, response.content_part.done, response.output_text.done, response.completed, response.failed, response.function_call_arguments.delta, response.function_call_arguments.done, error at line 1 column 19: "{\"type\":\"keepalive\",\"sequence_number\":3}""},"target":"goose::agents::agent","span":{"name":"reply_stream"},"spans":[{"name":"reply_stream"}]}

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Please provide the following information

• OS & Arch: WSL
• Interface: CLI
• Version: [v1.25.0]
• Extensions enabled: Extension Manager, apps, developer, memory, summon, todo,tutorial
• Provider & Model: Chatgpt_codex , gpt-5.2

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Additional context
Add any other context about the problem here.

[rabi]

It's fixed few days back with #7301 and not made to a release yet.