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Compare AI products

Put 2–4 AI products side by side: rating, China availability, pricing tier, open source, self-hosting, capability tags, pros and cons.

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ChatGPTDoubao

Compare AI products	ChatGPT Visit Site	Doubao Visit Site
Rating	9.9	9.1
Category	Chat models	Chat models
Vendor	OpenAI	ByteDance
Started	2015	2023
Region	Global	China
China availability	Overseas access	Works in China
Pricing tier	Free tier	Free tier
Current flagship	GPT-6 (Frontier / Omni-Agent)	Doubao-pro / Seed 2.1
Open source	No	No
Self-hostable	No	No
Capability tags	MultimodalReasoningAutonomous agentVoice	VoiceStrong ChineseLow costMultimodal
Latest release	Sep 2026 · GPT-6	Aug 2026 · Seed 2.1
Strengths	Native multi-agent collaboration with adaptive reasoning depth (dynamic ms to deep search) End-to-end full modality with ~40% lower hallucination rate than GPT-5 series	ByteDance product with massive daily users, ultra-fast responses and free tier Hyper-natural voice chat; Volcengine API has major pricing advantages
Caveats	Autonomous multi-agent workflows and deep reasoning consume significant compute quota	Reasoning ceiling on Olympic math and complex architectures is slightly below top tier

Timelines are compiled from public sources and may lag. Check official sites, pricing, and changelogs before you buy or integrate. Not investment advice.