Legal Contract Review: Cost for 1M-Token Batches at 1B Monthly Scale

GPT-5.5 Pro vs Claude Opus 4.7
Complete Comparison: 1,000,000 input tokens × 2,000 output tokens
Comparison Mode
⚡ 50% Cached

Complete comparison of pricing, performance, and capabilities for 2 leading AI models with 50% Cached.

⚡ Caching Optimized (up to 90% savings) 📊 Batch API
Comparison Criteria GPT-5.5 Pro
OpenAI
Claude Opus 4.7
Anthropic
Calculation Results (Current Inputs) (50% cached)
Input Tokens 1,000,000 1,000,000
Output Tokens 2,000 2,000
Cost Breakdown
Input Cost $7.500000Worst $1.250000Best
Output Cost $0.090000Worst $0.012500 (rounded ~ $0.01)Best
Unit Cost (Audio/OCR) $0.000000 $0.000000
Service Fees $0.000000 $0.000000
Total Cost $7.590000 Most Expensive $0.700000 Best Value
Processing Time 50 minutes, 6.18 seconds Fastest 1 hour, 5 minutes, 31.10 seconds Slowest
Tokens per Second 340Fastest 260Slowest
Time to First Token 260ms Best 400ms Worst
Cost per 1K tokens $0.007575 (rounded ~ $0.01)Worst $0.000699Best
Tokens per Dollar 132,016Worst Value 1,431,429Best Value
Cost per 1 Million Tokens (Informational)
Input Cost / 1M (Base) $7.500000Worst $1.250000Best
Output Cost / 1M (Base) $45.000000Worst $6.250000Best
Input Cost / 1M (Optimized) $3.750000Worst
Optimizations: 50.0% batch
$0.625000 (rounded ~ $0.63)Best
Optimizations: 50.0% batch
Output Cost / 1M (Optimized) $22.500000Worst
Optimizations: 50.0% batch
$3.125000 (rounded ~ $3.13)Best
Optimizations: 50.0% batch
Capabilities & Advanced Features
Images Support ✓ Supported ✓ Supported
Caching Support
50
✗ Not Supported requested ✓ Supported
Batch API Support ✓ Supported ✓ Supported
Tool Usage Support ✓ Supported ✓ Supported
Scroll horizontally to see all data

🔄 Compare Different AI Models

1

First Model

2

Second Model

Select providers and models above, then click "Compare Models" to update the comparison.
All other parameters will be preserved from the current comparison.

Click Recalculate to update after making changes

ℹ️ Bulk Calculation: Total volume exceeds single-request limit of 1,000,000 tokens. Budgeting mode active.

Select AI Model

GPT-5.5 Pro
OpenAIMax Context: 1,000,000 tokens
$30 / $180 per 1M tokens
▼
▼
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

$7.590000 Total Cost
$7.500000 Input Cost
$0.090000 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
$0.007575Cost per 1K
132,016Tokens per $
📊 Advanced Cost Breakdown

Processing Speed

50m 6s Processing Time
340 Tokens/Second
260ms Time to First Token
333 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
📊 Multiple Models Detected: This page contains data for 2 models. See the detailed comparison table above, and switch between models using tabs below.

GPT-5.5 Pro OpenAI 1000000

$7.590000
Total Cost
⚠️ Bulk Calculation: Total volume exceeds single-request limit of 1,000,000 tokens. Budgeting mode active.
⚡ 50% Cached 📊 Batch API 🔧 Tools
👁️
Vision/Images
✓ Available
🎧
Audio Processing
✗ Not Available
🎥
Video Analysis
✗ Not Available
🔧
Tool Usage
✓ Available
📄
OCR Support
✗ Not Available
📊
Batch API
✓ Available
⚡
Caching
✗ Not Available

💰 Total Cost Calculation (from Plugin)

Base Cost (No Optimizations) $7.590000 Input: $7.500000
Output: $0.090000
Optimized Cost $7.590000 Input: $7.500000
Output: $0.090000
Unit: $0.000000
Fees: $0.000000

Advanced Cost Breakdown (from Plugin)

📊 Batch API
50.0% off
Asynchronous processing discount

Detailed Cost Analysis (from Plugin)

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

  • Input Cost: $7.500000
  • Output Cost: $0.090000
  • Total Cost: $7.590000
  • Cost per 1K tokens: $0.007575 (rounded ~ $0.01)
  • Tokens per dollar: 132,016 tokens
  • Context Window: 1000000 tokens

Speed & Performance Analysis

With a processing speed of 340 tokens per second and 260ms time to first token:

  • Processing Time: 50 minutes, 6.18 seconds
  • Latency: 260 milliseconds to first token
  • Base Throughput: 340 tokens/second
  • Effective Throughput: 333 tokens/second (temperature-adjusted)

Best Use Cases

Ideal for high-volume contract extractionM&A due diligenceand clause-level compliance monitoring where context length and reasoning depth are critical.

Want this applied to YOUR actual stack?

This calculator shows the math for GPT-5.5 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 →

Claude Opus 4.7 Anthropic 1000000

$0.700000
Total Cost
⚠️ Bulk Calculation: Total volume exceeds single-request limit of 1,000,000 tokens. Budgeting mode active.
⚡ 50% Cached 📊 Batch API 🔧 Tools
👁️
Vision/Images
✓ Available
🎧
Audio Processing
✗ Not Available
🎥
Video Analysis
✗ Not Available
🔧
Tool Usage
✓ Available
📄
OCR Support
✗ Not Available
📊
Batch API
✓ Available
⚡
Caching
✓ Available
90% savings

💰 Total Cost Calculation (from Plugin)

Base Cost (No Optimizations) $1.262500 (rounded ~ $1.26) Input: $1.250000
Output: $0.012500 (rounded ~ $0.01)
Optimized Cost $0.700000 Input: $1.250000
Output: $0.012500 (rounded ~ $0.01)
Unit: $0.000000
Fees: $0.000000
Total Savings $0.562500 (rounded ~ $0.56) 44.6% discount

Advanced Cost Breakdown (from Plugin)

📊 Batch API
50.0% off
Asynchronous processing discount

Detailed Cost Analysis (from Plugin)

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

  • Input Cost: $1.250000
  • Output Cost: $0.012500 (rounded ~ $0.01)
  • Total Cost: $0.700000
  • Cost per 1K tokens: $0.000699
  • Tokens per dollar: 1,431,429 tokens
  • Context Window: 1000000 tokens

Speed & Performance Analysis

With a processing speed of 260 tokens per second and 400ms time to first token:

  • Processing Time: 1 hour, 5 minutes, 31.10 seconds
  • Latency: 400 milliseconds to first token
  • Base Throughput: 260 tokens/second
  • Effective Throughput: 255 tokens/second (temperature-adjusted)

Best Use Cases

Ideal for high-volume contract extractionM&A due diligenceand clause-level compliance monitoring where context length and reasoning depth are critical.

Want this applied to YOUR actual stack?

This calculator shows the math for Claude Opus 4.7. 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 GPT-5.5 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 GPT-5.5 Pro vs Claude Opus 4.7
🏆 Gemini 3.5 Flash-Lite
Google
 $0.042500 (rounded ~ $0.04) Best Value ↓ 99.4% cheaper ↓ 93.9% cheaper
🥈 Gemini 3.8 Flash
Google
 $0.105000 (rounded ~ $0.11) ↓ 98.6% cheaper ↓ 85% cheaper
🥉 Gemini 3.6 Flash
Google
 $0.210000 ↓ 97.2% cheaper ↓ 70% cheaper
#4 Gemini 2.5 Pro
Google
 $0.702500 (rounded ~ $0.70) ↓ 90.7% cheaper ↑ 0.4% more
#5 GPT-5.4
OpenAI
 $1.397500 (rounded ~ $1.40) ↓ 81.6% cheaper ↑ 99.6% more
#6 GPT-5.4 Thinking
OpenAI
 $1.397500 (rounded ~ $1.40) ↓ 81.6% cheaper ↑ 99.6% more
#7 GPT-6 Astra
OpenAI
 $5.600000 ↓ 26.2% cheaper ↑ 700% more
#8 GPT-6 Astra
OpenAI
 $5.600000 ↓ 26.2% cheaper ↑ 700% more
🏆

Gemini 3.5 Flash-Lite
Google

$0.042500 (rounded ~ $0.04)
vs GPT-5.5 Pro: ↓ 99.4%
vs Claude Opus 4.7: ↓ 93.9%
🥈

Gemini 3.8 Flash
Google

$0.105000 (rounded ~ $0.11)
vs GPT-5.5 Pro: ↓ 98.6%
vs Claude Opus 4.7: ↓ 85%
🥉

Gemini 3.6 Flash
Google

$0.210000
vs GPT-5.5 Pro: ↓ 97.2%
vs Claude Opus 4.7: ↓ 70%
#4

Gemini 2.5 Pro
Google

$0.702500 (rounded ~ $0.70)
vs GPT-5.5 Pro: ↓ 90.7%
vs Claude Opus 4.7: ↑ 0.4%
#5

GPT-5.4
OpenAI

$1.397500 (rounded ~ $1.40)
vs GPT-5.5 Pro: ↓ 81.6%
vs Claude Opus 4.7: ↑ 99.6%
#6

GPT-5.4 Thinking
OpenAI

$1.397500 (rounded ~ $1.40)
vs GPT-5.5 Pro: ↓ 81.6%
vs Claude Opus 4.7: ↑ 99.6%
#7

GPT-6 Astra
OpenAI

$5.600000
vs GPT-5.5 Pro: ↓ 26.2%
vs Claude Opus 4.7: ↑ 700%
#8

GPT-6 Astra
OpenAI

$5.600000
vs GPT-5.5 Pro: ↓ 26.2%
vs Claude Opus 4.7: ↑ 700%
✨ 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.

For enterprise teams processing massive volumes of legal documentation, the choice of model hinges on balancing deep reasoning with the ability to handle extensive context. Reviewing 50-page contracts at a scale of 1 billion tokens monthly demands models that can maintain state across long, complex documents without succumbing to ‘context rot’—the tendency for models to lose accuracy when retrieving information from the middle of a massive context window.

Both GPT-5.5 Pro and Claude Opus 4.7 are industry leaders for this workload. GPT-5.5 Pro is often favored for its highly reliable structured extraction, making it exceptionally strong at converting raw PDF text into clean, machine-readable JSON for downstream compliance systems. Its reasoning capabilities ensure that nuanced clauses, such as indemnity or liability caps, are not just identified but correctly interpreted within the context of the broader agreement.

Claude Opus 4.7, conversely, is frequently cited for its superior nuance in legal drafting and its ability to handle extremely dense, non-standard contractual language with high fidelity. For legal operations teams, the decision often comes down to the specific ‘flavor’ of reasoning required: GPT-5.5 Pro for rigorous extraction and automated classification, or Claude Opus 4.7 when the workflow requires a more sophisticated grasp of contract intent and adversarial edge cases. Both models support high-capacity context windows, essential for keeping entire multi-document M&A dossiers in memory for holistic risk assessment, reducing the need for fragmented, multi-step RAG pipelines.

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.

Related model pricing

GPT-5.5 Pro currently costs $30.00 / $180.00 per 1M tokens. These are the models worth pricing against it, taken live from the tracked registry.

Compare across providers

Other models from the same provider

See every tracked AI pricing change →