Head-to-Head API Cost Benchmark

Claude 3.5 Haiku vs GPT-4o mini: API Price & Latency Comparison

On a standard B2B production workload (5,000 req/day), GPT-4o mini is 80.7% cheaper ($78.19/mo vs $405.00/mo), while GPT-4o mini leads in token generation speed (140 tok/s).

Side-by-Side Specification & Billing Matrix

Metric Claude 3.5 Haiku (Anthropic) GPT-4o mini (OpenAI) Advantage
Standard Input / 1M Tokens $0.800 $0.150 GPT-4o mini
Cached Input / 1M Tokens $0.080 $0.075 GPT-4o mini
Output Generation / 1M Tokens $4.00 $0.60 GPT-4o mini
Intelligence / Benchmark Quality 1238 LMSYS Elo 1224 LMSYS Elo Claude 3.5 Haiku
Monthly Spend (5k req/day, 50% cache) $405.00 / mo $78.19 / mo GPT-4o mini (-80.7%)
Context Window 200,000 tokens 128,000 tokens Claude 3.5 Haiku
Output Speed (Throughput) 130 tokens/sec 140 tokens/sec GPT-4o mini
Batch API Discount -50% (Anthropic) -50% (OpenAI) Anthropic
Primary Workload Fit Fast code sub-tasks, real-time moderation, heavy prompt-cached pipelines High-volume classification, extraction, RAG summarization, low-cost chatbots Workload Dependent
Deploy / Console Access Try Claude 3.5 Haiku → Try GPT-4o mini → Open Full Simulator