Model comparison · updated 2026-07-28

GPT-5.6 TerravsClaude Haiku 4.5

Side-by-side pricing for1 million tokens

Price comparison

GPT-5.6 TerraClaude Haiku 4.5Verdict
ProviderOpenAIAnthropic--
Context window1.05M200K--
Input / 1M tokens$2.50$1Claude Haiku 4.5 is 2.5x cheaper
Output / 1M tokens$15$5Claude Haiku 4.5 is 3x cheaper
Output:input ratio6x5x--
Tierflagshipbudget--

What does $10 buy?

$10 of input

GPT-5.6 Terra

4,000,000 tokens

Claude Haiku 4.5

10,000,000 tokens

Claude Haiku 4.5 gives you 2.5x more input for the same budget.

$10 of output

GPT-5.6 Terra

666,667 tokens

Claude Haiku 4.5

2,000,000 tokens

Claude Haiku 4.5 gives you 3x more output for the same budget.

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