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Claude 4.8 Opus×

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Gemini 3 Pro×

DeepSeek-R1×Clear all

	Claude 4.8 Opus Anthropic	o3 OpenAI	Gemini 3 Pro Google	DeepSeek-R1 DeepSeek
Vendor	Anthropic	OpenAI	Google	DeepSeek
Family	Claude	o-series	Gemini	DeepSeek
Release date	2026-05-28	2025-04-16	2026-04-22	2025-01-20
Context window	1,000,000 tokens	200,000 tokens	2,000,000 tokens	128,000 tokens
Parameters	—	—	—	671B
Modality	text, vision	text, vision	text, vision, audio, video	text
License	proprietary	proprietary	proprietary	MIT
Source	proprietary	proprietary	proprietary	open weights
Description	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.	Reasoning-focused model in the o-series.	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.	Reasoning-focused open-weight model.
Links	vendor →		vendor →	weights →
Benchmarks
MMLU-Pro	—	—	87.1%	—
GPQA-D	—	87.7%	88.6%	—
HumanEval	—	—	96.5%	—
Aider	—	—	84.8%	—
AIME-25	—	88.9%	92.8%	79.8%
LiveCB	—	—	76.1%	—
MMMU	—	—	84.3%	—