Gemini 3.7 Flash API Pricing: Google's Newest Budget Model at $0.75/$3.75

Gemini 3.7 Flash is Google's newest Flash model — available now at promotional pricing through December 2026. 1M context, vision, and a free tier make it the best new budget option in the Gemini family.

Updated Aug 14, 2026 · 94 models tracked across 11 providers

TL;DR

Promotional Pricing Alert: Gemini 3.7 Flash is available at half price ($0.75/$3.75 instead of $1.50/$7.50) through December 31, 2026. This matches the promotional pricing on Gemini 3.6 Flash. Lock in the promo rate while it lasts — after Dec 31, both models revert to $1.50/$7.50.

Gemini 3.7 Flash Pricing Breakdown

Standard pricing at different monthly volumes (using current promotional rates):

Monthly Volume Input Cost Output Cost Total (70/30 Split)
1M tokens$0.75$3.75$1.65
10M tokens$7.50$37.50$16.50
100M tokens$75.00$375.00$165.00
1B tokens$750.00$3,750.00$1,650.00

At 100M tokens/month with a 70/30 input/output split, Gemini 3.7 Flash costs $165 at promo pricing — 50% cheaper than the standard rate ($330) and competitive with Gemini 3 Flash ($110).

Google Flash Family: Which One to Choose?

Model Input $/M Output $/M Context Quality Best For
Gemini 2.5 Flash-Lite $0.10 $0.40 1M Basic Cheapest, high-volume extraction
Gemini 3.1 Flash-Lite $0.25 $1.50 1M Good Budget with thinking
Gemini 3 Flash $0.50 $3.00 1M Good Proven daily driver
Gemini 3.7 Flash PROMO $0.75 $3.75 1M Best Newest, best value at promo
Gemini 3.6 Flash $0.75 PROMO $3.75 PROMO 1M Best Proven, same promo price

Decision guide: Need the absolute cheapest? → 2.5 Flash-Lite ($0.10/$0.40). Best budget value with promo? → 3.7 Flash or 3.6 Flash (both $0.75/$3.75). Proven daily driver? → 3 Flash ($0.50/$3.00). The 3.7 Flash and 3.6 Flash share identical promo pricing — choose 3.7 for the latest model, or 3.6 if you've already validated it.

Gemini 3.7 Flash vs Competitors

Model Input $/M Output $/M Context Provider
Gemini 3.7 Flash PROMO $0.75 $3.75 1M Google
GPT-5.4 nano $0.20 $1.25 400K OpenAI
Claude Haiku 4.5 $1.00 $5.00 200K Anthropic
DeepSeek V4 Flash $0.14 $0.28 1M DeepSeek
Qwen 3.7 Flash $0.03 $0.13 1M Alibaba

At promo pricing, Gemini 3.7 Flash is cheaper than Claude Haiku 4.5 ($1/$5) and offers 5x more context. DeepSeek V4 Flash and Qwen 3.7 Flash are cheaper but trade quality. GPT-5.4 nano is cheaper per-token but has only 400K context.

When to Use Gemini 3.7 Flash

📄 High-Volume Processing

Process documents, articles, or data at scale with the newest Flash reasoning. Promo pricing makes it competitive with older budget models.

👁️ Multimodal Analysis

Analyze images, videos, or audio with vision capabilities. Same price as text inputs — no premium for multimodal.

🤖 AI Agents

Build production agents with the newest Flash model. Better reasoning than older budget models at the same promo price.

🔬 Prototyping

Free tier lets you experiment and prototype without cost. Graduate to paid tier when you're ready for production.

💻 Code Generation

Generate and review code with the newest Flash reasoning engine. 1M context handles large codebases in a single request.

📊 Data Extraction

Extract structured data from unstructured sources at scale. Promo pricing makes high-volume extraction affordable.

Real-World Cost: 25,000 Documents/Month

Suppose you're processing 25,000 documents per month, averaging 3,000 input tokens and generating 1,500 output tokens per document:

ModelInput CostOutput CostMonthly Total
Gemini 3.7 Flash (Promo)$56.25$140.63$196.88
Gemini 3.7 Flash (Standard)$112.50$281.25$393.75
Gemini 3 Flash$37.50$112.50$150.00
Claude Haiku 4.5$75.00$187.50$262.50
GPT-5.4 nano$15.00$46.88$61.88

At promo pricing ($197/month), Gemini 3.7 Flash costs 25% less than Claude Haiku 4.5 ($263) and offers 5x more context. It's 33% more than Gemini 3 Flash ($150) but delivers the newest reasoning engine.

Compare 94 AI Models Side by Side

Gemini 3.7 Flash is one of 94 models tracked on APIpulse. Compare pricing, context windows, and features across 11 providers.

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Frequently Asked Questions

How much does Gemini 3.7 Flash cost?
Gemini 3.7 Flash costs $0.75 per million input tokens and $3.75 per million output tokens through December 31, 2026 (promotional pricing). After the promo ends, the standard price is $1.50/$7.50. A free tier is also available.
What is the context window of Gemini 3.7 Flash?
Gemini 3.7 Flash has a 1M token context window, matching all other models in Google's Flash family. This lets you process long documents, codebases, or conversation histories in a single request.
How does Gemini 3.7 Flash compare to 3.6 Flash?
Both Gemini 3.7 Flash and 3.6 Flash have the same promotional pricing ($0.75/$3.75 through Dec 2026) and the same standard pricing ($1.50/$7.50 after). Both have 1M context and vision. Choose 3.7 Flash for the newest model with latest improvements, or 3.6 Flash if you've already tested and validated it.
Does Gemini 3.7 Flash have a free tier?
Yes. Google offers a free tier for Gemini 3.7 Flash, letting you experiment and prototype without spending money. The free tier has rate limits but is generous enough for side projects and evaluation.
Is Gemini 3.7 Flash better than Gemini 3 Flash?
Gemini 3.7 Flash at promo pricing ($0.75/$3.75) is 50% more expensive on input and 25% more on output than Gemini 3 Flash ($0.50/$3.00). However, 3.7 Flash is the newest model with improved reasoning. After the promo ends ($1.50/$7.50), it's 3x more expensive — at that point, choose based on quality needs.

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