Claude Haiku 4.5 vs GPT-5 Mini

Side-by-side comparison of pricing, features, and capabilities

Pricing

Input / 1M tokens
$1.00
$0.300
Output / 1M tokens
$5.00
$1.00
Avg. Cost / 1M
$3.00
$0.650

Specifications

Context Window
200K
128K
Tier
mid
mid
Provider
Anthropic
OpenAI

Capabilities

Feature
claude-haiku-4.5
gpt-5-mini
text
code
vision

Verdict

Best for Cost

gpt-5-mini is 78% cheaper on average

Best for Quality

Both models are in the same performance tier

Best for Long Documents

claude-haiku-4.5 has a larger context window (200K)

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