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	Gemini 3 Pro Google	Gemini Omni Google	GPT-5.5 OpenAI	Claude 4.6 Sonnet Anthropic
Vendor	Google	Google	OpenAI	Anthropic
Family	Gemini	Gemini	GPT	Claude
Release date	2026-04-22	2026-05-20	2026-04-23	2026-02-17
Context window	2,000,000 tokens	1,000,000 tokens	400,000 tokens	1,000,000 tokens
Parameters	—	—	—	—
Modality	text, vision, audio, video	text, vision, audio, video	text, vision, audio	text, vision
License	proprietary	proprietary	proprietary	proprietary
Source	proprietary	proprietary	proprietary	proprietary
Description	Google DeepMind's flagship multimodal model. Best-in-class for multimodal understanding and agentic / vibe coding workflows. A "Deep Think" reasoning mode is available to AI Ultra subscribers.	Multimodal Gemini variant introduced at Google I/O 2026 — unified text, image, audio, and video processing in a single model.	OpenAI's smartest and most intuitive model — successor to GPT-5, with major coding, research, and document workflow gains. GPT-5.5 Pro variant also available for heavier reasoning.	Anthropic's mid-tier flagship — released 12 days after Opus 4.6 and matching most of its capabilities at ~40% the API cost ($3/$15 per 1M tokens). 1M-token context.
Links	vendor →	vendor →	vendor →
Benchmarks
MMLU-Pro	87.1%	—	87.6%	85.4%
GPQA-D	88.6%	—	89.4%	85.8%
HumanEval	96.5%	—	96.8%	95.9%
Aider	84.8%	—	89.7%	83.6%
AIME-25	92.8%	—	94.2%	87.4%
LiveCB	76.1%	—	78.9%	73.8%
MMMU	84.3%	82.5%	78.4%	—