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	DeepSeek-V4-Pro DeepSeek	o3 OpenAI	Claude 4.8 Opus Anthropic	Mistral Large 2 Mistral
Vendor	DeepSeek	OpenAI	Anthropic	Mistral
Family	DeepSeek	o-series	Claude	Mistral
Release date	2026-04-22	2025-04-16	2026-05-28	2024-07-24
Context window	1,000,000 tokens	200,000 tokens	1,000,000 tokens	128,000 tokens
Parameters	1.6T (49B active)	—	—	123B
Modality	text	text, vision	text, vision	text
License	MIT	proprietary	proprietary	Mistral Research License
Source	open weights	proprietary	proprietary	open weights
Description	DeepSeek's flagship open-weight MoE. 1.6T parameters with 49B activated, 1M-token context, and a hybrid attention scheme (CSA + HCA) that delivers long-context inference at ~27% of V3.2's FLOPs.	Reasoning-focused model in the o-series.	Anthropic's flagship hybrid-reasoning model — Opus 4.8 pushes coding and AI-agent workflows further (agentic coding 69.2% vs 64.3% on 4.7; multidisciplinary reasoning 57.9% vs 54.7%). 1M-token context, $5/$25 per MTok pricing held flat from Opus 4.7. Introduces Dynamic Workflows for Claude Code (research preview). GA on Anthropic API (`claude-opus-4-8`), AWS Bedrock, Google Vertex, Microsoft Foundry, and GitHub Copilot.	Large text-only Mistral model with a 128K context window and 123B parameters, tuned for strong instruction following and long-context reasoning. Mistral's flagship open-weights release in the Large 2 line.
Links	weights →		vendor →	vendor →weights →
Benchmarks
MMLU-Pro	84.2%	—	—	—
GPQA-D	82.4%	87.7%	—	—
HumanEval	95.1%	—	—	89.0%
Aider	80.1%	—	—	—
AIME-25	88.6%	88.9%	—	—
LiveCB	72.4%	—	—	—