MODEL COMPARE

Gemini 3.1 Flash TTS Preview vs Gemini 3.5 Flash Lite: Pricing, Capabilities and Benchmarks

Compare Gemini 3.1 Flash TTS Preview and Gemini 3.5 Flash Lite across context window, API pricing, modalities, tool use and recommended use cases.

Verified
DECISION SUMMARY

Decision summary

Recommendations are conditional. Unknown values never count as a loss, and missing comparable benchmarks produce no winner.

Best for coding

Insufficient data
Evidencecomparable_coding_benchmark_missing

No same-source coding benchmark is attached to both model versions.

Best for agents

Insufficient data
Evidencecomparable_agent_benchmark_missing

Capabilities are listed, but a comparable agent benchmark is missing.

Long context

Gemini 3.5 Flash Lite
Evidencecontext_window_larger

Gemini 3.1 Flash TTS Preview=32768; Gemini 3.5 Flash Lite=1048576

Lower monthly token cost

Gemini 3.5 Flash Lite
Evidencesame_provider_monthly_cost_lower

Gemini 3.1 Flash TTS Preview=5; Gemini 3.5 Flash Lite=0.8; input=1000000; cached_input=0; output=200000; provider=OpenRouter

Open deployment

Insufficient data
Evidenceopen_weights_support

Gemini 3.1 Flash TTS Preview=unknown; Gemini 3.5 Flash Lite=unknown

MODEL ATTRIBUTES

Full comparison

Source scope: Provider endpoint

Attribute Gemini 3.1 Flash TTS Preview Gemini 3.5 Flash LiteWinner
Context windowcontext_window_largerProvider endpoint33K1.05MGemini 3.5 Flash Lite
Maximum outputmax_output_largerProvider endpoint16K66KGemini 3.5 Flash Lite
Input modalitiesinput_modalities_differProvider endpointTextText, Image, Video, File, AudioInsufficient data
Output modalitiesoutput_modalities_differProvider endpointAudioTextInsufficient data
Tool callingtool_calling_supportProvider endpointNot supportedSupportedGemini 3.5 Flash Lite
Structured outputstructured_output_supportProvider endpointSupportedSupportedTie
Reasoningreasoning_supportModelUnknownSupportedInsufficient data
Open weightsopen_weights_supportModelUnknownUnknownInsufficient data
Input price per 1M tokensinput_price_lowerProvider endpoint$1$0.30Gemini 3.5 Flash Lite
Output price per 1M tokensoutput_price_lowerProvider endpoint$20$2.5Gemini 3.5 Flash Lite
USAGE ESTIMATOR

Monthly cost calculator

Estimate token charges for the selected provider endpoints. Image, audio, request and web-search charges are not included.

This is a provider snapshot, not a quote. Confirm production pricing before use.
Gemini 3.1 Flash TTS Preview$5Estimated monthly cost
Gemini 3.5 Flash Lite$0.80Estimated monthly cost
View model sources: Gemini 3.1 Flash TTS PreviewView model sources: Gemini 3.5 Flash Lite