LLM Reference

YandexGPT 5.1 Pro

Proprietary

About

Flagship YandexGPT model with 128k context window. 2.5x faster inference than YandexGPT 4 Pro. Cost reduced to 40 kopecks per 1000 tokens. Outperforms previous generation in 58% of cases and OpenAI GPT-4.1 in 56% of cases.

Capabilities

VisionMultimodalReasoningFunction CallingTool UseJSON ModeCode Execution

Rankings

Specifications

FamilyYandexGPT
Released2025-08-28
Context128k
Specializationgeneral

Created by

Innovative AI merges search with language

Moscow, Russia
Founded 1997
Website