Roundup
Best AI Models for Research
Long documents, citations and careful reasoning: the models we reach for when accuracy matters more than speed.
Google: Gemini 3.1 Flash Lite (batch)
google/gemini-3.1-flash-lite:batch
Gemini 3.1 Flash Lite is Google’s GA high-efficiency multimodal model optimized for low-latency, high-volume workloads. It supports text, image, video, audio, and PDF inputs, and is designed for lightweight agentic...
Listed (7 May 2026)
Source: OpenRouter (live)
- Input
- $0.125
- USD per 1M tokens
- Output
- $0.750
- USD per 1M tokens
- Blended
- $0.281
- 75% in / 25% out
- Context
- 1.0M
- tokens
- Max output
- 66K
- tokens
- Modality
- text+image+file+audio+video->text
Prices as listed on OpenRouter, refreshed every five minutes. Provider-direct prices may differ. Convert to your currency on the AI Tracker.
Capabilities
Declared on the listing
- Tool / function calling Declared
- Reasoning controls Declared
- Structured output Declared
- InputText, Image, Video, File, Audio
- OutputText
Capabilities are read from the provider listing. “Not declared” means the listing does not advertise the feature, not that it is absent.
Why it costs this
Pricing context
- 65% below median
- Cheap input
- Cheap output
- Market median blended price is $0.800/M across 417 priced models.
Alternatives
More from Google
$0.750
/M blended
Google
$1.50
/M blended
$0.750
/M blended
Google
$1.50
/M blended
$0.750
/M blended
Google
$1.50
/M blended
Alternatives
Similar price, other providers
Tencent
$0.285
/M blended
Qwen (Alibaba)
$0.290
/M blended
Mistral
$0.300
/M blended
DeepSeek
$0.262
/M blended
Mistral
$0.262
/M blended
Upstage
$0.262
/M blended
Within ±50% of $0.281/M blended.
Analysis
Related reading
Roundup
Best AI Models for Business
Predictable quality, sensible pricing and vendor stability for everyday writing, analysis and customer-facing work.
Comparison
Gemini vs GPT
Google's Gemini against OpenAI's GPT: context, multimodality, price and where each fits.
Google DeepMind's Gemini and Gemma models. All Google models · Official site
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