Head-to-Head API Cost Benchmark

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

On a standard B2B production workload (5,000 req/day), Claude 3.5 Haiku is 68.9% cheaper ($405.00/mo vs $1303.12/mo), while Claude 3.5 Haiku leads in token generation speed (130 tok/s).

Side-by-Side Specification & Billing Matrix

Metric Claude 3.5 Haiku (Anthropic) GPT-4o (OpenAI) Advantage
Standard Input / 1M Tokens $0.800 $2.500 Claude 3.5 Haiku
Cached Input / 1M Tokens $0.080 $1.250 Claude 3.5 Haiku
Output Generation / 1M Tokens $4.00 $10.00 Claude 3.5 Haiku
Intelligence / Benchmark Quality 1238 LMSYS Elo 1286 LMSYS Elo GPT-4o
Monthly Spend (5k req/day, 50% cache) $405.00 / mo $1303.12 / mo Claude 3.5 Haiku (-68.9%)
Context Window 200,000 tokens 128,000 tokens Claude 3.5 Haiku
Output Speed (Throughput) 130 tokens/sec 85 tokens/sec Claude 3.5 Haiku
Batch API Discount -50% (Anthropic) -50% (OpenAI) Anthropic
Primary Workload Fit Fast code sub-tasks, real-time moderation, heavy prompt-cached pipelines Complex multi-step customer facing workflows, vision + JSON structured outputs Workload Dependent
Deploy / Console Access Try Claude 3.5 Haiku → Try GPT-4o → Open Full Simulator