LLMgoogle

Google: Gemini 3.5 Flash Lite (batch)

Gemini 3.5 Flash Lite is a high-efficiency model from Google with upgraded agentic capabilities. It is suited for subagents that execute focused tasks within complex, multi-agent workflows.

Anyone in the Project can @-mention Google: Gemini 3.5 Flash Lite (batch) with the team's shared context - pooled credits, one chat, one memory.

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Starter is free forever - 1 Project, 100 credits/month, 1 MCP. No card.

Verdict

Gemini 3.5 Flash Lite (batch) targets high-volume, cost-sensitive workloads where speed matters less than price. At $0.15/Mtok input, it undercuts most competitors by 50-80%, making it viable for large-scale classification, tagging, or extraction jobs. The batch-only interface means no real-time use, and quality likely trails standard Flash models. Reach for this when you're processing millions of tokens and can tolerate 24-48 hour turnaround.

Best for

  • Bulk document classification at scale
  • High-volume data extraction pipelines
  • Cost-sensitive content moderation
  • Batch tagging of image libraries
  • Large corpus summarization jobs

Strengths

The pricing structure makes this the cheapest multimodal option in Google's lineup, suitable for workloads where per-token cost dominates total expense. The 1M token context window handles book-length documents or hundreds of images in a single request. Multimodal support across text, image, video, and audio means you can process mixed-media datasets without switching models. Batch processing allows you to queue thousands of requests and let them run overnight.

Trade-offs

Batch-only delivery eliminates real-time use cases entirely — expect hours of latency, not seconds. The 'Lite' designation suggests reduced capability versus standard Gemini 3.5 Flash, though Google hasn't published comparative benchmarks. Output pricing at $1.25/Mtok is 8x the input rate, penalizing verbose responses. No public benchmark data means you're flying blind on reasoning quality, factual accuracy, and instruction-following relative to peers like GPT-4o-mini or Claude Haiku.

Specifications

Provider
google
Category
llm
Context length
1,048,576 tokens
Max output
65,536 tokens
Modalities
text, image, video, file, audio
License
proprietary
Released
2026-07-21

Pricing

Input
$0.15/Mtok
Output
$1.25/Mtok
Model ID
google/gemini-3.5-flash-lite:batch

Per-token prices show what the model costs upstream. On Switchy your team draws from one shared org credit pool - one plan, one balance for everyone.

Team cost calculator

Estimated monthly spend
$8.45
17.6M tokens / month
5 seats · 80 msgs/day

Switchy meters this against your org's shared credit pool - one plan, one balance for everyone.

Providers

ProviderContextInputOutputP50 latencyThroughput30d uptime
google1049k$0.15/Mtok$1.25/Mtok———

Performance

Performance snapshots are collected daily. Check back after the next ingestion run.

Benchmarks

Public benchmark scores are not available yet for this model. Check back after the next ingestion run.

Works well with

Top MCPs

Compatibility data comes from first-party telemetry; once we have enough co-usage signal, top MCPs for this model will appear here.

How Switchy teams use it

Not enough Projects have used this model yet to share anonymised team stats. We wait for at least 50 distinct Projects per week before publishing any aggregate.

Starter prompts

Extract Invoice Fields

Extract the following fields from this invoice: vendor name, invoice date, invoice number, total amount, and all line items with descriptions and prices. Return as JSON.

Classify Support Tickets

Classify this support ticket into one of these categories: billing, technical, account, feature request, or other. Provide only the category name and a one-sentence reason.

Tag Product Images

Generate 5-8 descriptive tags for this product image. Focus on color, style, material, and key features. Return as a comma-separated list.

Summarize Research Papers

Summarize this research paper in 150 words. Include the main hypothesis, methodology, key findings, and implications. Use plain language.

Moderate User Content

Review this content for policy violations: hate speech, graphic violence, sexual content, or spam. Return 'safe' or list specific violations with brief explanations.

Example outputs

Illustrative - representative of the model's voice and quality, not literal recordings.

Prompt

Analyze this quarterly sales spreadsheet and identify the three product categories with the steepest month-over-month decline. Explain potential causes based on the data patterns you see.

Output

The model would process the uploaded file and return a structured analysis identifying Electronics (-18% MoM), Home Goods (-12% MoM), and Apparel (-9% MoM) as the declining categories. It would note that Electronics declined sharply in March coinciding with a competitor product launch visible in the notes column, Home Goods showed weekend sales drops suggesting inventory issues, and Apparel decline correlates with unseasonable weather data in the regional breakdown tab. The response would include specific cell references and suggest filtering the data by region to confirm the weather hypothesis.

Notes

Demonstrates multimodal file processing with the 1M+ token context window handling large spreadsheets in a single pass. The batch pricing ($0.15/$1.25 per Mtok) makes this economical for high-volume document analysis, though the 'Lite' designation suggests simpler reasoning than full Gemini models—complex financial modeling or causal inference may require verification.

Prompt

I'm uploading a 40-minute customer support call recording. Summarize the main complaint, list every commitment our agent made, and flag any policy violations you detect in the conversation.

Output

The model would transcribe and analyze the audio file, producing a summary showing the customer's complaint centered on a delayed refund (mentioned at 3:47, 12:22, and 28:15). It would extract four specific commitments: expedited processing within 48 hours, waived restocking fee, direct manager follow-up, and complimentary shipping on next order. The policy violation section would flag that the agent offered a discount exceeding the standard 15% threshold without supervisor approval at timestamp 31:40, requiring compliance review.

Notes

Showcases native audio processing across extended recordings within the 1M token context—no need to chunk the file. The batch API suits overnight processing of support call archives. However, nuanced tone analysis or detecting sarcasm may be less reliable than specialized speech models, and timestamp accuracy depends on audio quality.

Prompt

Review this 8-page technical specification PDF and this 3-minute product demo video. Write a gap analysis: what features are documented but not shown, and what's demoed but missing from the spec?

Output

The model would process both the PDF and video simultaneously, producing a two-column gap analysis. The 'Documented but not demoed' section would list API rate limiting (page 4), offline mode (page 6), and webhook retry logic (page 7)—none visible in the video walkthrough. The 'Demoed but undocumented' section would identify the dark mode toggle shown at 1:23, the bulk export feature at 2:10, and the collaborative editing shown at 2:45, none of which appear in the specification. It would recommend updating section 3.2 of the spec to match the implemented UI.

Notes

Highlights cross-modal reasoning—comparing structured text against visual demonstration within a single context window. The batch processing model makes this affordable for documentation audits at scale. The 'Flash Lite' variant may miss subtle UI details or complex logical inconsistencies that require deeper reasoning; critical compliance gaps should be human-verified.

Use-case deep-dives

Batch document classification

When Gemini 3.5 Flash Lite wins on overnight tagging jobs

A 4-person compliance team needs to tag 20,000 insurance claims every night—each claim is 800-1,200 tokens, mostly boilerplate with a few critical fields. Gemini 3.5 Flash Lite (batch) hits $0.15/Mtok on input, which means tagging all 20,000 claims costs about $3.60 in input tokens plus minimal output. The 1M token context window handles even the longest claims without truncation. Batch mode adds latency (results arrive in hours, not seconds), but that's fine when you're processing overnight and reading results at 9am. If you need sub-minute turnaround or you're under 5,000 documents/day, the batch discount stops mattering and you should compare real-time alternatives. For high-volume classification where speed isn't the constraint, this is the cheapest multimodal option in the Gemini lineup.

Video content moderation queue

How a 10-person trust team uses Flash Lite for flagged uploads

A social platform's trust team reviews 3,000 flagged videos per day—each video is 15-90 seconds, already transcoded to frames. They need basic yes/no moderation calls (violence, spam, policy violations) before a human escalation. Gemini 3.5 Flash Lite (batch) supports video input natively, so they send the raw video file instead of pre-extracting frames or transcripts. At $0.15/Mtok input, processing 3,000 videos costs roughly $12-18/day depending on video length. The batch API queues everything and returns results in 2-4 hours, which fits their SLA (human reviewers work the queue the next morning). If you need real-time moderation (block uploads instantly), batch latency kills you and you need a synchronous model. For deferred review workflows where cost matters more than speed, this setup works.

Multi-file research summarization

When a 3-person research shop batches weekly literature reviews

A biotech consultancy downloads 40-60 PDFs every Friday (clinical trial reports, patent filings, preprints) and needs a structured summary by Monday morning. Each PDF is 8,000-25,000 tokens; total weekly volume is around 800k tokens. Gemini 3.5 Flash Lite (batch) accepts file uploads directly and the 1M token context means they can bundle multiple PDFs into a single prompt without chunking. Input cost is $0.15/Mtok, so 800k tokens costs $0.12 in input—output summaries add maybe $0.50/week at $1.25/Mtok. Batch mode delivers results in 6-12 hours, which is fine for a Friday-to-Monday cadence. If you're summarizing one document at a time or need instant results, batch overhead isn't worth it. For weekly research digests where you're processing dozens of files in one shot, this is the lowest-cost multimodal play.

Frequently asked

Is Gemini 3.5 Flash Lite good for high-volume text processing?

Yes, especially in batch mode. At $0.15/Mtok input, it's one of the cheapest options for processing large document sets, transcripts, or data pipelines where you can tolerate async responses. The 1M token context window means you can fit entire codebases or long PDFs in a single call. Output costs are higher at $1.25/Mtok, so keep generated text concise.

Is Gemini 3.5 Flash Lite cheaper than GPT-4o mini?

Yes for input, no for output. Flash Lite's $0.15/Mtok input undercuts GPT-4o mini's $0.15/Mtok by matching it, but the $1.25/Mtok output is significantly higher than mini's $0.60/Mtok. If your workload is read-heavy (summarization, classification, extraction), Flash Lite wins. If you generate long responses, GPT-4o mini costs less overall.

Can Gemini 3.5 Flash Lite handle video and audio analysis?

Yes, it supports video, audio, image, and file inputs natively. You can pass a video file and ask questions about its content, or transcribe and analyze audio in one call. The 1M token context means you can process hours of material without chunking. Batch mode makes this practical for large media libraries where real-time responses aren't required.

How does Flash Lite compare to the standard Gemini 3.5 Flash?

Flash Lite trades some reasoning capability for lower cost and batch-only operation. Without public benchmarks, we can't quantify the quality gap, but Google positions Lite for high-throughput, cost-sensitive workloads where you don't need the fastest response. If you need real-time chat or complex reasoning, use standard Flash. For overnight data processing, Lite is the better deal.

Should I use Gemini 3.5 Flash Lite for production chatbots?

No. Batch mode means responses arrive asynchronously, often with minutes of latency, which breaks the chat experience. Use standard Gemini 3.5 Flash or GPT-4o mini for user-facing chat. Flash Lite is for backend jobs: nightly report generation, bulk content moderation, dataset labeling, or any workflow where you queue requests and collect results later.

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Data last verified 13 hours ago.Sources aggregated hourly to weekly. See docs/architecture/model-directory.md.