Compare models

Pick up to 4models. Specs render side-by-side. Share the URL — it's stateless.

Comparing agents instead? Switch to agent compare →

Selected

o3×

Mistral Large 2×

Grok 4×

Claude 4.7 Opus×Clear all

	o3 OpenAI	Mistral Large 2 Mistral	Grok 4 xAI	Claude 4.7 Opus Anthropic
Vendor	OpenAI	Mistral	xAI	Anthropic
Family	o-series	Mistral	Grok	Claude
Release date	2025-04-16	2024-07-24	2025-07-09	2026-04-16
Context window	200,000 tokens	128,000 tokens	256,000 tokens	1,000,000 tokens
Parameters	—	123B	—	—
Modality	text, vision	text	text	text, vision
License	proprietary	Mistral Research License	proprietary	proprietary
Source	proprietary	open weights	proprietary	proprietary
Description	Reasoning-focused model in the o-series.	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.	—	Anthropic's previous Opus flagship — superseded by Opus 4.8 on May 28, 2026 (42-day cycle). Optimized for complex reasoning and coding. Improved software engineering, long-running coding tasks, and higher-resolution vision over Claude 4.6.
Links		vendor →weights →	vendor →	vendor →
Benchmarks
MMLU-Pro	—	—	82.8%	88.2%
GPQA-D	87.7%	—	87.5%	90.1%
HumanEval	—	89.0%	—	97.4%
Aider	—	—	72.5%	91.2%
AIME-25	88.9%	—	86.1%	93.5%
LiveCB	—	—	65.3%	80.2%
MMMU	—	—	—	79.0%