Claude 3 Haiku vs gpt-oss-120b (Comparative Analysis)
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Comparative Analysis: Claude 3 Haiku vs. gpt-oss-120b
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Overview
Claude 3 Haiku was released 1 year before gpt-oss-120b.
 Claude 3 Haiku |  gpt-oss-120b | |
|---|---|---|
Model Provider The organization behind this AI's development | Anthropic | OpenAI |
Input Context Window Maximum input tokens this model can process at once | 200K tokens | 131.1K tokens |
Output Token Limit Maximum output tokens this model can generate at once | 4.1K tokens | 131.1K tokens |
Release Date When this model first became publicly available | March 13, 2024 2 years ago March 13th, 2024 | August 5, 2025 11 months ago August 5th, 2025 |
Knowledge Cutoff Latest training-data date reported by the provider | August 31, 2023 | June 30, 2024 |
Capabilities & Features
Compare supported features, modalities, and advanced capabilities
Claude 3 Haiku | gpt-oss-120b | |
|---|---|---|
Input Types Supported input formats | 📝Text🖼️Image | 📝Text |
Reasoning Controls Defaults and configurable reasoning effort | Not reported | Always enabledEffort: High, Medium, LowDefault: Medium |
Output Types Supported output formats | 📝Text | 📝Text |
Tokenizer Text encoding system | Claude | GPT |
Key Features Advanced capabilities | ✓Function CallingStructured OutputReasoning Mode✓Content Moderation | ✓Function Calling✓Structured Output✓Reasoning ModeContent Moderation |
Open Source Model availability | Proprietary | Available on HuggingFace → |
Pricing
Claude 3 Haiku is roughly 6.3x more expensive compared to gpt-oss-120b for input tokens and roughly 7.4x more expensive for output tokens.
| Claude 3 Haiku | gpt-oss-120b | |
|---|---|---|
Input Token Cost Cost per million input tokens | $0.25 per million tokens | $0.04 per million tokens |
Output Token Cost Cost per million output tokens | $1.25 per million tokens | $0.17 per million tokens |
Web Search Cost Additional cost for each web search operation | $0.01 per search | Not specified |
Cache Read Cost Cost to reuse cached input tokens | $0.03 per million tokens | Not specified |
Cache Write Cost Cost to write input tokens to the cache | $0.30 per million tokens | Not specified |
1-Hour Cache Write Cost Cost to cache input tokens for one hour | $0.50 per million tokens | Not specified |
Benchmarks
Compare relevant benchmarks between Claude 3 Haiku and gpt-oss-120b.
| Claude 3 Haiku | gpt-oss-120b | |
|---|---|---|
Intelligence Index Overall model quality across independent evaluations | Benchmark not available. | 23.8 (Artificial Analysis index; higher is better) |
Coding Index Programming performance across independent evaluations | Benchmark not available. | 30.4 (Artificial Analysis index; higher is better) |
Agentic Index Ability to complete multi-step agentic tasks | Benchmark not available. | 13.2 (Artificial Analysis index; higher is better) |
Best Design Arena Score Highest human-preference Elo score across design arenas | Benchmark not available. | 1,052 Elo (#90 in Game Dev (40.6% win rate)) |
At a Glance
Quick overview of what makes Claude 3 Haiku and gpt-oss-120b 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.gpt-oss-120b by OpenAI can use external tools and APIs, offers advanced reasoning, generates structured data. It can handle standard conversations with its 131.1K token context window. Very affordable at $0.04/M input and $0.17/M output tokens. Released August 5th, 2025.Explore More Comparisons
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Compare gpt-oss-120b 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