import sys from pathlib import Path _EXAMPLES_ROOT = Path(__file__).resolve().parents[1] if str(_EXAMPLES_ROOT) not in sys.path: sys.path.insert(0, str(_EXAMPLES_ROOT)) from _bootstrap import ensure_local_sdk_src, runtime_config ensure_local_sdk_src() from openai_codex import Codex with Codex(config=runtime_config()) as codex: # Create an initial thread and turn so we have a real thread to resume. original = codex.thread_start(model="gpt-5.4", config={"model_reasoning_effort": "high"}) first = original.turn("Tell me one fact about Saturn.").run() print("Created thread:", original.id) # Resume the existing thread by ID. resumed = codex.thread_resume(original.id) second = resumed.turn("Continue with one more fact.").run() print(second.final_response)