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GPT-5.6 Sol×

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Gemini Omni×Clear all

	GPT-5.6 Sol OpenAI	DeepSeek-V4-Flash DeepSeek	DeepSeek-V3.1 DeepSeek	Gemini Omni Google
Vendor	OpenAI	DeepSeek	DeepSeek	Google
Family	GPT	DeepSeek	DeepSeek	Gemini
Release date	2026-06-26	2026-04-22	2025-08-21	2026-05-20
Context window	—	1,000,000 tokens	128,000 tokens	1,000,000 tokens
Parameters	—	284B (13B active)	671B	—
Modality	text, vision, audio	text	text	text, vision, audio, video
License	proprietary	MIT	MIT	proprietary
Source	proprietary	open weights	open weights	proprietary
Description	Flagship of OpenAI's GPT-5.6 three-model suite (Sol / Terra / Luna), released as a limited preview. Strong gains in coding, cybersecurity, biology, and long-horizon agentic work. Pricing: $5 / $30 per million input/output tokens.	Smaller, faster sibling to DeepSeek-V4-Pro. Same 1M context window with a much lighter 284B / 13B-active MoE.	Large MoE open-weight model. Predecessor to DeepSeek-V4.	Multimodal Gemini variant introduced at Google I/O 2026 — unified text, image, audio, and video processing in a single model.
Links	vendor →	weights →	weights →	vendor →
Benchmarks
MMMU	—	—	—	82.5%