Updated Aug 23, 2026Verified Benchmark Data
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Claude 3.5 Haiku vs GPT-4o mini: Next-Gen Fast AI Coding & Extraction

Comparing Claude 3.5 Haiku and GPT-4o mini across SWE-Bench Verified (40.6% vs 13.1%), HumanEval coding benchmarks, token latency, and developer pricing.

Claude 3.5 Haiku logo

Claude 3.5 Haiku

by Anthropic

9.3/10
Overall Rating
Best for Automated Code AgentsBest Context Size

Anthropic's next-generation lightweight model. Matches previous flagships on coding and reasoning benchmarks with high throughput and 200K context.

View model details
200Ktokens context window
8Ktokens max output
Pay-as-you-go APIper month (Plus / Pro)
Try Claude 3.5 Haiku
GPT-4o mini logo

GPT-4o mini

by OpenAI

9.2/10
Overall Rating
Best for Ultra Low-Cost APIsBest for Human Nuance

OpenAI's lightweight multimodal model optimized for cost efficiency, fast chat response, and vision analysis.

View model details
128Ktokens context window
16Ktokens max output
Free / Plus ($20/mo)per month (Pro / Team)
Try GPT-4o mini

Our Pick: Claude 3.5 Haiku

Claude 3.5 Haiku is the superior coding model with an unmatched 40.6% SWE-Bench score and 200k context window, while GPT-4o mini offers superior economics ($0.15/M) and vision support.

See Detailed Analysis

Benchmark Performance

Side-by-side results on major industry benchmarks (higher is better)

Claude 3.5 Haiku
GPT-4o mini
100
80
60
40
20
0
80.9%
82%
41.6%
40.2%
69.4%
70.2%
92%
92.8%
40.6%
13.1%
1,265
1,272
MMLU(Knowledge)
GPQA(Graduate Q&A)
MATH(Competition)
ARC(Reasoning)
SWE-bench(Engineering)
LMSYS Arena ELO(Human Preference)

Feature Comparison

Compare core capabilities and tool support.

FeatureClaude 3.5 HaikuGPT-4o mini
Text & Code Generation
Image & Vision Understanding
Video & Audio Generation
Web Browsing / Search
Code Execution Environment
Autonomous Computer Use
Long Context Window
Multi-step Agentic Workflows
Custom Bots / Extensions
Fine-tuning

Use Case Ratings

How each model performs in real-world scenarios (1-10).

Use CaseClaude 3.5 HaikuGPT-4o mini
Coding & Development
9
8
Writing & Content Creation
8
8
Research & Analysis
8
8
Creative Tasks
8
8
Data Analysis
8
9
Conversation & Nuance
8
9
Education & Tutoring
8
8
Math & Science
8
8
Summarization
9
9

Pricing Comparison(Per 1M Tokens)

ModelInput TokensOutput TokensBlended CostMonthly (100M tokens)
Claude 3.5 Haiku$0.80$4.00~$1.60~$160
GPT-4o mini$0.15$0.60~$0.26~$26

GPT-4o mini is 84% cheaper

For the same performance tier, GPT-4o mini offers exactly half the API cost of Claude 3.5 Haiku.

Pros & Cons

Claude 3.5 Haiku logo

Claude 3.5 Haiku

Pros
  • Remarkable 40.6% SWE-Bench score (surpasses GPT-4 and Claude 3 Opus)
  • 200,000 token context window with prompt caching support
  • Superb instruction-following and code syntax precision
  • High throughput (~125 tokens/sec)
Cons
  • More expensive than GPT-4o mini ($0.80/$4.00 vs $0.15/$0.60 per 1M tokens)
  • Text-only input at launch (no vision modality)
GPT-4o mini logo

GPT-4o mini

Pros
  • Extremely cheap ($0.15 in / $0.60 out per 1M tokens)
  • Native vision and diagram analysis
  • Blazing fast generation speed (~140 tokens/sec)
  • 16k max output token window
Cons
  • SWE-Bench score (13.1%) is far behind Claude 3.5 Haiku (40.6%)
  • Smaller context window (128K vs 200K tokens)

Frequently Asked Questions

How does Claude 3.5 Haiku perform on coding benchmarks?

Claude 3.5 Haiku scores 40.6% on SWE-Bench Verified and 88.9% on HumanEval, rivaling previous frontier flagships like Claude 3 Opus and GPT-4.

Which model is more affordable between Haiku and GPT-4o mini?

GPT-4o mini is cheaper ($0.15/M input and $0.60/M output vs Haiku's $0.80/M input and $4.00/M output), making GPT-4o mini more cost-effective for simple classification and basic text tasks.

Final Takeaway

Choose Claude 3.5 Haiku for automated software engineering, multi-file code editing, and complex prompt following. Choose GPT-4o mini if your application requires the absolute lowest API price ($0.15/$0.60 per 1M tokens) or visual OCR tasks.

Detailed In-Depth Analysis

Software Engineering: Haiku's Leap Forward

The critical differentiator between Claude 3.5 Haiku and GPT-4o mini is software engineering capability:

  • SWE-Bench Verified: Claude 3.5 Haiku scores 40.6%, which actually exceeds Anthropic's previous flagship, Claude 3 Opus (38.4%), and easily outperforms GPT-4o mini's 13.1%.
  • Context & Caching: Claude 3.5 Haiku features a 200,000 token context window, supporting Anthropic's Prompt Caching to reduce read latency and input costs down to $0.08 / 1M tokens.

When to Choose Which Model

  • Choose Claude 3.5 Haiku when building code agents, GitHub PR review bots, or complex multi-step reasoning workflows where accuracy is non-negotiable.
  • Choose GPT-4o mini for high-volume customer support chat, classification pipelines, or applications with heavy image analysis.
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