Claude 3 Haiku vs Claude Sonnet 4.6 (Comparative Analysis)
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Comparative Analysis: Claude 3 Haiku vs. Claude Sonnet 4.6
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Overview
Claude 3 Haiku was released 1 year before Claude Sonnet 4.6.
 Claude 3 Haiku | Claude Sonnet 4.6 | |
|---|---|---|
Model Provider The organization behind this AI's development | Anthropic | Anthropic |
Input Context Window Maximum input tokens this model can process at once | 200K tokens | 1M tokens |
Output Token Limit Maximum output tokens this model can generate at once | 4.1K tokens | 128K tokens |
Release Date When this model first became publicly available | March 13, 2024 2 years ago March 13th, 2024 | February 17, 2026 5 months ago February 17th, 2026 |
Knowledge Cutoff Latest training-data date reported by the provider | August 31, 2023 | Not reported |
Capabilities & Features
Compare supported features, modalities, and advanced capabilities
Claude 3 Haiku | Claude Sonnet 4.6 | |
|---|---|---|
Input Types Supported input formats | 📝Text🖼️Image | 📝Text🖼️Image📁File |
Reasoning Controls Defaults and configurable reasoning effort | Not reported | OptionalEffort: Max, High, Medium, LowDefault: Medium |
Output Types Supported output formats | 📝Text | 📝Text |
Tokenizer Text encoding system | Claude | Claude |
Key Features Advanced capabilities | ✓Function CallingStructured OutputReasoning Mode✓Content Moderation | ✓Function Calling✓Structured Output✓Reasoning Mode✓Content Moderation |
Pricing
Claude 3 Haiku is roughly 0.08x less expensive compared to Claude Sonnet 4.6 for input tokens and roughly 0.08x less expensive for output tokens.
| Claude 3 Haiku | Claude Sonnet 4.6 | |
|---|---|---|
Input Token Cost Cost per million input tokens | $0.25 per million tokens | $3.00 per million tokens |
Output Token Cost Cost per million output tokens | $1.25 per million tokens | $15.00 per million tokens |
Web Search Cost Additional cost for each web search operation | $0.01 per search | $0.01 per search |
Cache Read Cost Cost to reuse cached input tokens | $0.03 per million tokens | $0.30 per million tokens |
Cache Write Cost Cost to write input tokens to the cache | $0.30 per million tokens | $3.75 per million tokens |
1-Hour Cache Write Cost Cost to cache input tokens for one hour | $0.50 per million tokens | $6.00 per million tokens |
Benchmarks
Compare relevant benchmarks between Claude 3 Haiku and Claude Sonnet 4.6.
| Claude 3 Haiku | Claude Sonnet 4.6 | |
|---|---|---|
Intelligence Index Overall model quality across independent evaluations | Benchmark not available. | 47.2 (Artificial Analysis index; higher is better) |
Coding Index Programming performance across independent evaluations | Benchmark not available. | 63 (Artificial Analysis index; higher is better) |
Agentic Index Ability to complete multi-step agentic tasks | Benchmark not available. | 40.8 (Artificial Analysis index; higher is better) |
Best Design Arena Score Highest human-preference Elo score across design arenas | Benchmark not available. | 1,314 Elo (#14 in Game Dev (60.2% win rate)) |
At a Glance
Quick overview of what makes Claude 3 Haiku and Claude Sonnet 4.6 unique.
Claude 3 Haiku by Anthropic understands both text and images, can use external tools and APIs. It can handle standard conversations with its 200K token context window. Very affordable at $0.25/M input and $1.25/M output tokens. Includes built-in content moderation for safer outputs. Released March 13th, 2024.Claude Sonnet 4.6 by Anthropic understands both text and images, can use external tools and APIs, offers advanced reasoning, generates structured data. It can handle standard conversations with its 1M token context window. Premium pricing at $3.00/M input and $15.00/M output tokens. Includes built-in content moderation for safer outputs. Released February 17th, 2026.Explore More Comparisons
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Compare Claude Sonnet 4.6 with:
🚀Programming
Best models for coding and development
🎨Creative & Roleplay
Models optimized for creative writing
📢Marketing
Content creation and marketing tasks
💻Technology
Technical analysis and explanations
🔬Science
Scientific research and analysis
🌐Translation
Multilingual translation tasks