Head to head

Gemini vs ChatGPT Deep Research

Gemini (Google) and ChatGPT Deep Research (OpenAI) both sit in Search & Research. Gemini is the cheaper entry point at from $16.67/mo. Gemini shipped more tracked changes in the last 30 days (13 vs 2). Every value below comes from the latest crawl of the vendors' own pages.

AttributeGemini

Google

ChatGPT Deep Research

OpenAI

SegmentSearch & ResearchSearch & Research
VersionGemini 4 ArgonDeep Research
Entry costfrom $16.67/mofrom $20/mo
Pricing tiersGoogle AI Plus free · Google AI Pro free · Google AI Ultra freeFree free · Plus $20 · Pro $200
Model stackGemini 2.5 Flash Image · Gemini 3 Flash · Gemini 3 Pro · Gemini 3.1 Flash-Lite · Gemini 3.1 Pro · Gemini 3.5 Flash · Gemini 3.5 Flash-Lite · Gemini 3.5 Transcribe · Gemini 3.6 Flash · Gemini 3.7 Flash · Gemini 3.8 Flash · Gemini 3.8 Flash TTS · Gemini 3.8 Live · Gemini 4 Argon · Gemini Omni · Gemini Omni Flash · Gemini Robotics · gemini-3-pro-image · Lyria 3 · Lyria 3.5 · Nano Banana · Nano Banana 2 · Nano Banana Pro · Veo 3.1Deep Research · GPT-5.2 Thinking · gpt-5.6 · GPT-6 · gpt-6-astra · GPT-Live-1 · o3 (optimized version) · o4-mini (lightweight version)
Context window1000000196K tokens
Public API
Routes models
Changes / 30d132
OriginGlobalGlobal
CapabilitiesDeep Research, Canvas, Gems, Workspace integration, Live voice, Agent mode, AI Inbox, Chrome auto browseMulti-step browsing, Cited reports, Python analysis, File and image reading, Deep research, Specialized models, Web search, Agents
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