OpenRouter
OpenOCR published an on-subject benchmark page titled "OpenAI GPT Mini Latest — OCR Benchmark Evidence" that explicitly identifies the model via the provider offering "openrouter--openai-gpt-mini-latest (openrouter)", matching the subject's modelKey and providerKey. The page reports an average score of 99.4% across 11 Per-document breakdowns include 100.0% character-LCS scores on a grocery receipt (1.7s, 428→431 chars), a café receipt (1.4s, 365→371 chars), a handwritten letter (1.3s, 177→177 chars), and handwritten notes (1.3s), with each transcript and recomputed score shown alongside the input image and ground truth. The evidence
