Legal Contract Review: Cost for 1 Million Tokens Monthly with Gemini 3.1 Pro

Complete Analysis: 1,002,000 tokens for Gemini 3.1 Pro
⚡ 50% Cached

Complete analysis of pricing, performance, and use cases for Google's Gemini 3.1 Pro model with 50% Cached.

⚡ Caching Optimized (up to 90% savings) 📊 Batch API
$1.118000 (rounded ~ $1.12) Total Cost
1,002,000 Total Tokens
42 minutes, 35.28 seconds Processing Time
392 Effective Tokens/Sec

Click Recalculate to update after making changes

Select AI Model

Gemini 3.1 Pro
GoogleMax Context: 2,000,000 tokens
$2 / $12 per 1M tokens (Tier 1)
State-dependent pricing active. Current tier: Standard
Use Batch API (50% discount)
50%
Provider-specific multipliers applied after all calculations
Enable for cache discounts
Select platform to enforce context limits
Number of requests (max 1M). Summary view auto-enabled >10k.

Calculate Token Costs

$1.000000 Input Cost
$0.018000 Output Cost
$0.000000 Unit Cost
$0.000000 Search Cost
$0.000000 Request Fee
$0.000000 Tool Fee
$0.000000 Code Execution
1,002,000Total Tokens
$0.001116Cost per 1K
896,243Tokens per $
🔄 Dynamic Tier Pricing Active: Using Premium pricing (tier2) based on token volume.
📊 Advanced Cost Breakdown

Processing Speed

42m 35s Processing Time
400 Tokens/Second
220ms Time to First Token
392 Effective Speed

Model Comparison

Select a model to see comparisons with competitors.

Model Information

Select a model to see detailed information.

🔄 Advanced Options

⚡ Optimization
Flat fee per session (e.g., $0.03 for Code Interpreter)
Hourly storage fee for cached data
First 50 hours free, $0.05/hour after

🧠 Reasoning & Thinking
Manual thinking tokens (billed at output rate)

🔧 Special Modes
Enable 6.0x Fast Mode multiplier

📚 Research & Citations
Enable $1.00/$4.00 rates + $10.00/1k search
Enable research tier pricing
Fee per source cited

🎤 Realtime Audio & Video
Session length for billing

Gemini 3.1 Pro Google 2000000

$1.118000 (rounded ~ $1.12)
Total Cost
⚡ 50% Cached 📊 Batch API 🔧 Tools
👁️
Vision/Images
✓ Available
🎧
Audio Processing
✓ Available
🎥
Video Analysis
✓ Available
🔧
Tool Usage
✓ Available
📄
OCR Support
✗ Not Available
📊
Batch API
✓ Available
Caching
✓ Available
90% savings

💰 Total Cost Calculation (from Plugin)

Base Cost (No Optimizations) $2.018000 (rounded ~ $2.02) Input: $2.000000
Output: $0.018000 (rounded ~ $0.02)
Optimized Cost $1.118000 (rounded ~ $1.12) Input: $2.000000
Output: $0.018000 (rounded ~ $0.02)
Unit: $0.000000
Fees: $0.000000
Total Savings $0.900000 44.6% discount

Advanced Cost Breakdown (from Plugin)

📊 Batch API
50.0% off
Asynchronous processing discount
📊 Dynamic Tier
Premium
tier2 pricing based on 0 tokens

Detailed Cost Analysis (from Plugin)

For 1,000,000 input tokens and 2,000 output tokens:

  • Input Cost: $2.000000
  • Output Cost: $0.018000 (rounded ~ $0.02)
  • Total Cost: $1.118000 (rounded ~ $1.12)
  • Cost per 1K tokens: $0.001116
  • Tokens per dollar: 896,243 tokens
  • Context Window: 2000000 tokens

Speed & Performance Analysis

With a processing speed of 400 tokens per second and 220ms time to first token:

  • Processing Time: 42 minutes, 35.28 seconds
  • Latency: 220 milliseconds to first token
  • Base Throughput: 400 tokens/second
  • Effective Throughput: 392 tokens/second (temperature-adjusted)

Best Use Cases

Large-scale due diligence and multi-document analysis requiring high-precision reasoning.

Want this applied to YOUR actual stack?

This calculator shows the math for Gemini 3.1 Pro. Your decision needs more — current infrastructure, compliance requirements, actual workload patterns, volume tiers — that change which model is right for you.

Get a $39 personalized AI Architecture Audit. PDF tailored to your stack, delivered in under 60 seconds. 7-day no-questions-asked refund.

Get my instant AI audit — $39 →

✨ Market Recommendations AI Model Registry

← Back to Gemini 3.1 Pro
📋 Active Input Parameters
Input Tokens: 1,000,000
Output Tokens: 2,000
Batch API: Enabled (50% discount)
Cached Tokens: 50%
Tools: Enabled
Rank AI Model & Provider Total Cost vs Gemini 3.1 Pro
🏆 Grok 4.20 Beta
xAI
$0.278000 (rounded ~ $0.28) Best Value ↓ 75.1% cheaper
🥈 Gemini 2.5 Pro
Google
$0.702500 (rounded ~ $0.70) ↓ 37.2% cheaper
🥉 GPT-5.4
OpenAI
$1.397500 (rounded ~ $1.40) ↑ 25% more
#4 GPT-5.4 Thinking
OpenAI
$1.397500 (rounded ~ $1.40) ↑ 25% more
#5 GPT-5.4 Thinking
OpenAI
$1.397500 (rounded ~ $1.40) ↑ 25% more
🏆

Grok 4.20 Beta
xAI

$0.278000 (rounded ~ $0.28)
vs Gemini 3.1 Pro: ↓ 75.1%
🥈

Gemini 2.5 Pro
Google

$0.702500 (rounded ~ $0.70)
vs Gemini 3.1 Pro: ↓ 37.2%
🥉

GPT-5.4
OpenAI

$1.397500 (rounded ~ $1.40)
vs Gemini 3.1 Pro: ↑ 25%
#4

GPT-5.4 Thinking
OpenAI

$1.397500 (rounded ~ $1.40)
vs Gemini 3.1 Pro: ↑ 25%
#5

GPT-5.4 Thinking
OpenAI

$1.397500 (rounded ~ $1.40)
vs Gemini 3.1 Pro: ↑ 25%
✨ How recommendations work (v8.6.0): We scan all active models in the registry and only include those that support ALL your current inputs. For token-based models, we check if they can handle your token counts. For special pricing models (OCR, video, audio), we verify they have the correct pricing structure. Features marked requested were in your inputs but not supported by that model. Now using official provider pricing without reseller markups.

When scaling legal contract review to 1 Million Tokens Monthly, the choice of model hinges on the ability to maintain logical consistency across massive document sets. Gemini 3.1 Pro provides a robust framework for handling multi-document due diligence, where extracting specific clauses like liability caps or termination dates requires both high-precision reasoning and deep context retention.

For educational content creators developing training modules on M&A or regulatory compliance, this model offers a distinct advantage in its ability to process entire libraries of contracts without losing track of cross-referenced definitions. The key here is the model’s capacity to digest extended legal prose while maintaining a structured output that can be easily parsed by downstream database systems.

While many smaller models struggle with the nuanced interplay between standard boilerplate language and custom deal-specific clauses, this architecture is designed to prioritize factual grounding, reducing the likelihood of hallucinated obligations. When constructing your curriculum, emphasize how the model’s multimodal capabilities allow for the inclusion of scanned, non-searchable PDF exhibits, which are common in legacy legal databases. By focusing on the model’s ability to maintain a coherent narrative across high-volume batches, you can teach students how to build reliable, scalable legal tech stacks that save time without sacrificing the integrity of the review process. This approach helps students understand the real-world trade-offs between speed, accuracy, and depth in AI-assisted legal engineering.

Frequently Asked Questions

How accurate are these AI model cost calculations?
Our calculations are based on official pricing from each provider (Google, OpenAI, Anthropic, Meta, xAI, Perplexity, DeepSeek, Mistral) and are updated regularly. We account for all factors including multimodal inputs, caching discounts, batch API pricing, tool usage multipliers, OCR processing, audio minutes, silence fees, and research mode pricing. Note: Reseller markups and dedicated instance multipliers have been removed to reflect official provider pricing.
How does prompt caching work?
Caching discounts vary by provider: Google and OpenAI offer 90% discounts on cached input tokens. Anthropic uses write (1.25x) and read (0.10x) multipliers. Savings are applied to the token portion only, not unit-based fees.
How do Market Recommendations work (v8.6.0)?
Our recommendation engine scans the entire model registry and only includes models that support ALL your current input parameters (tokens, images, video, audio, OCR, tools, batch API, etc.). It calculates exact costs with your settings and sorts by price, showing you the best value options that can handle your complete workflow. Special pricing models (OCR, video, audio, image generation) are properly handled and only appear when their specific input types are requested. v8.6.0 removes reseller markups (20% buffer) and dedicated instance multipliers to reflect official provider pricing.
What is the YemHub AI Calculator Tool?
The YemHub AI Calculator is the most comprehensive tool for estimating costs and comparing performance metrics across 50+ AI models. It calculates token-based pricing, analyzes multimodal processing, accounts for state-dependent pricing (context cliffs, tiered tunnels), provides optimization recommendations, and now offers intelligent market matching to find the best alternatives for your specific needs.