TokenCalc AI
Head-to-Head Architectural Faceoff (2026 Live)

Claude 3.5 Sonnet vs Claude 3.7 Sonnet

Compare Claude 3.5 Sonnet vs Claude 3.7 Sonnet API pricing, token costs, context windows, and latency. See which model is cheaper and better for your stack.

AI Overview & Search Executive Summary

Claude 3.5 Sonnet charges $3.00/1M input and $15.00/1M output tokens, compared to Claude 3.7 Sonnet at $3.00/1M input and $15.00/1M output. Claude 3.5 Sonnet is 1.0x cheaper on input tokens. In benchmark reasoning, Claude 3.7 Sonnet holds the higher intelligence rating (98/100). For latency-critical streaming, Claude 3.5 Sonnet delivers 80 t/s (460ms TTFT) while Claude 3.7 Sonnet provides 85 t/s (480ms TTFT).

Overall Winner
Claude 3.7 Sonnet
Best Price/IQ Balance
Budget Winner
Claude 3.5 Sonnet
Claude 3.5 Sonnet is 1.0x cheaper on input tokens
Coding & Logic
Claude 3.7 Sonnet
Higher Benchmark Rating
Context Window
Claude 3.5 Sonnet
Larger Document Context

Full Metric & Specification Comparison

MetricClaude 3.5 SonnetClaude 3.7 SonnetAdvantage
ProviderAnthropicAnthropic-
Input Token Cost (1M)$3.000$3.000Tie
Output Token Cost (1M)$15.000$15.000Tie
Context Window200k tokens200k tokensTie
Intelligence Benchmark Score94/10098/100Claude 3.7 Sonnet
Streaming LatencyFastFast-

Key Architectural Takeaways

  • Input Token Cost: Claude 3.5 Sonnet is $3.00/1M vs Claude 3.7 Sonnet at $3.00/1M
  • Output Token Cost: Claude 3.5 Sonnet is $15.00/1M vs Claude 3.7 Sonnet at $15.00/1M
  • Context Window: Claude 3.5 Sonnet supports 200k tokens vs Claude 3.7 Sonnet with 200k tokens
  • Benchmark Intelligence Rating: Claude 3.5 Sonnet scores 94/100 vs Claude 3.7 Sonnet at 98/100
  • Inference Latency: Claude 3.5 Sonnet is rated Fast vs Claude 3.7 Sonnet rated Fast
Interactive Head-to-Head Simulator

Calculate Your Team's Exact Bill Difference

Drag the sliders below to see real-time cost divergences based on your daily token consumption.

Daily Input Tokens500,000 tokens
10k1M5M10M+
Daily Output Tokens250,000 tokens
5k500k2M5M+
Claude 3.5 SonnetAnthropic
0.0% Lower Cost
$157.50/mo
$3.00/1M in · $15.00/1M out
IQ Score94/100
Throughput80 t/s
Context200k
Claude 3.7 SonnetAnthropic
$157.50/mo
$3.00/1M in · $15.00/1M out
IQ Score98/100
Throughput85 t/s
Context200k

Frequently Asked Questions

Is Claude 3.5 Sonnet cheaper than Claude 3.7 Sonnet?

Claude 3.5 Sonnet is significantly more economical, charging $3.00/1M input compared to $3.00/1M for Claude 3.7 Sonnet.

Which model should I choose for production?

If your primary constraint is API cost and high query throughput, choose Claude 3.5 Sonnet. If you require peak reasoning accuracy and complex tool use, Claude 3.7 Sonnet is recommended.

How does context window compare between Claude 3.5 Sonnet and Claude 3.7 Sonnet?

Claude 3.5 Sonnet offers the larger context window (200k tokens), allowing you to pass significantly larger codebases or documents without chunking.

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