Files
odysseus/src/image_model_ids.py
T
2026-07-23 14:49:02 +00:00

43 lines
1.2 KiB
Python

"""Small helpers for recognizing image-generation model IDs."""
from __future__ import annotations
_IMAGE_MODEL_PREFIXES = (
"gpt-image",
"dall-e",
"chatgpt-image",
"hidream",
"qwen-image",
"z-image",
"flux",
"stable-diffusion",
"sdxl",
"boogu",
"krea-2",
)
def model_id_leaf(model_id: str) -> str:
"""Return the provider-stripped model id leaf in lowercase."""
return str(model_id or "").strip().split("/")[-1].lower()
def looks_like_image_generation_model(model_id: str) -> bool:
"""Return True when a model id should use image generation routes.
API providers can namespace image models, e.g. ``openai/gpt-5-image``.
Classify by the leaf so mixed endpoints can expose chat and image models
without marking the whole endpoint as image-only.
"""
mid = str(model_id or "").strip().lower()
leaf = model_id_leaf(mid)
if not leaf:
return False
if any(leaf.startswith(prefix) for prefix in _IMAGE_MODEL_PREFIXES):
return True
# Newer OpenAI image models use names like gpt-5-image instead of
# gpt-image-1. Keep this pattern provider-agnostic.
return leaf.startswith("gpt-") and "-image" in leaf