Claude 3.5 Sonnet
Balanced Claude model excelling at coding and analysis.
Pricing
Specifications
Benchmark Scores
Strengths
- Excellent coding
- Strong writing
- Good value
Weaknesses
- Output pricing can add up at scale
Historical Intelligence
Pricing, context, and benchmark trends over time
Pricing History
Input and output price per million tokens over time
Context Window Growth
Context window tokens over time
Coding Score Progress
Benchmark score over time (0–100)
Reasoning Score Progress
Benchmark score over time (0–100)
Claude 3.5 Sonnet Evolution
Combined pricing trend and benchmark performance
Claude 3.5 Sonnet vs related models
Capability radar vs semantically related catalog models
Intelligence Graph
Provider hub →Provider Overview
Anthropic develops the Claude family of AI models focused on safety, reliability, and enterprise-grade performance. Claude excels at coding, analysis, and long-form writing.
9 models tracked · Documentation
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Claude 3.7 Sonnet
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Confidence95%Claude 4 Sonnet
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Why: same provider (Anthropic), similar coding performance
Confidence95%Claude 4 Haiku
Next-gen Haiku with Claude 4 intelligence at low cost.
Why: same provider (Anthropic), both vision-capable
Confidence92%Claude 3.5 Haiku
Fast and affordable Claude for high-throughput workloads.
Why: same provider (Anthropic), both vision-capable
Confidence92%Claude Sonnet 4.5
Anthropic's balanced Sonnet 4.5 for production coding and agent workflows.
Why: same provider (Anthropic), similar coding performance
Confidence91%Grok 2
xAI general model with real-time X data integration.
Why: similar reasoning scores, both vision-capable
Confidence90%
Recommended Comparisons
Side-by-side analysis with semantically similar models
Claude 3.5 Sonnet vs Claude 3.7 Sonnet
Side-by-side pricing, benchmarks, and capabilities
Why: same provider (Anthropic), similar coding performance
Confidence95%Claude 3.5 Sonnet vs Claude 4 Sonnet
Side-by-side pricing, benchmarks, and capabilities
Why: same provider (Anthropic), similar coding performance
Confidence95%Claude 3.5 Sonnet vs Claude 4 Haiku
Side-by-side pricing, benchmarks, and capabilities
Why: same provider (Anthropic), both vision-capable
Confidence92%Claude 3.5 Sonnet vs Claude 3.5 Haiku
Side-by-side pricing, benchmarks, and capabilities
Why: same provider (Anthropic), both vision-capable
Confidence92%Claude 3.5 Sonnet vs Claude Sonnet 4.5
Side-by-side pricing, benchmarks, and capabilities
Why: same provider (Anthropic), similar coding performance
Confidence91%Claude 3.5 Sonnet vs Grok 2
Side-by-side pricing, benchmarks, and capabilities
Why: similar reasoning scores, both vision-capable
Confidence90%
Best Alternatives
Higher-scoring models with similar capability profiles
Claude 4 Opus
Anthropic flagship for the most demanding tasks.
Why: +5 overall benchmark score, same provider (Anthropic), similar coding performance
Confidence79%GPT-5
OpenAI flagship GPT-5 generation for general and agentic workloads.
Why: +4 overall benchmark score, similar coding performance, both vision-capable
Confidence79%Claude Opus 4.1
Anthropic's latest Opus-class model for deep reasoning, coding, and long-form analysis.
Why: +4 overall benchmark score, same provider (Anthropic), similar coding performance
Confidence77%Claude 4 Sonnet
Latest Sonnet with improved reasoning and tool use.
Why: +3 overall benchmark score, same provider (Anthropic), similar coding performance
Confidence95%
Cheaper Alternatives
Lower-cost models with comparable attributes
Claude 4 Haiku
Next-gen Haiku with Claude 4 intelligence at low cost.
Why: Saves $13.20/M combined tokens vs Claude 3.5 Sonnet
Confidence92%Claude 3.5 Haiku
Fast and affordable Claude for high-throughput workloads.
Why: Saves $13.20/M combined tokens vs Claude 3.5 Sonnet
Confidence92%Grok 2
xAI general model with real-time X data integration.
Why: Saves $6.00/M combined tokens vs Claude 3.5 Sonnet
Confidence90%Mistral Large
Mistral flagship for enterprise European deployments.
Why: Saves $10.00/M combined tokens vs Claude 3.5 Sonnet
Confidence89%
Related Calculators
AI Cost Calculator
Estimate daily, monthly, and yearly API costs with provider and model selection.
Why: Estimate costs for Claude 3.5 Sonnet
Token Counter
Convert between words and estimated token counts.
Why: Token estimation for prompt workloads
Inference Latency Estimator
Project response times based on output tokens and throughput.
Why: standard latency tier estimation
Context Window Utilization
Calculate how much of a model's context window you're consuming.
Why: 200K context window analysis
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Timeline Highlights
Claude 3.5 Sonnet — Model Release
Why: Direct model timeline event
Claude 3.5 Sonnet — API Release
Why: Direct model timeline event
Claude 3.5 Sonnet — Pricing Update
Why: Direct model timeline event
Claude 3.5 Sonnet — Vision Support
Why: Direct model timeline event
Claude 3.5 Sonnet — Function Calling
Why: Direct model timeline event
Latest Releases
Recent launches from related providers