Google · released 2026-05-07 · text model
Gemini 3.1 Flash Lite
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Input price$0.25/1M tokens
Output price$1.50/1M tokens
Context1Mtokens
P50 latency—sfirst tok
Throughput—tok/s
Featured in:GPT-5 dominated the AI conversation this week
Full pricing details
all prices in USD per 1M tokens · All hidden costs surfaced| Pricing tier | Input | Output | Notes |
|---|---|---|---|
Standard Pay-as-you-go API rate card | $0.25 | $1.50 | Default if no headers set |
With prompt caching Cached read · cache write | $0.03−90% | $1.50 | Cache writes priced at standard input ($0.25); cached reads 90% off. Requires cache_control header. |
Batch API (50% off) 24h SLA, async | $0.13−50% | $0.75−50% | Send up to 50K requests in one batch; results within 24h |
Image input (vision) Per image, low/high detail differ | $0.25 + image fee | $1.50 | $0.50 per 1024×1024 image at high detail; low detail ~$0.10 |
Reasoning tokens Hidden chain-of-thought tokens | $0.25 | $1.50 × ~3-8 | When using reasoning.effort: high, output tokens include hidden reasoning. Real cost can be 3-8× headline output. |
Structured output JSON mode + schema | $0.25 | $1.50 | No extra cost; first call may be slower (~2x latency) due to schema compilation |
Capabilities
Vision (image understanding)Function callingStructured output (JSON schema)Reasoning modeMultilingual (32+ langs)Batch APIAudio I/OFine-tuning