Claude Haiku 5.5 vs GPT-5.6 Terra

Price, context window & benchmark comparison

Anthropic

Claude Haiku 5.5

Anthropic
$0.10 / $0.50
Input / Output · per 1M tokens
VS
OpenAI

GPT-5.6 Terra

OpenAI
$2.00 / $12.00
Input / Output · per 1M tokens
Compare different models
Anthropic
OpenAI
Verdict: Claude Haiku 5.5 is 22.5× cheaper than GPT-5.6 Terra on a typical 3:1 input/output mix. Claude Haiku 5.5 scores higher on the Artificial Analysis Intelligence Index (36.5 vs 32.3). GPT-5.6 Terra has the larger context window (1.1M vs 1M).
Claude Haiku 5.5GPT-5.6 Terra
Input price / 1M$0.10$2.00
Output price / 1M$0.50$12.00
Blended price (3:1)$0.20$4.50
Cached input / 1M$0.01$0.20
Context window1M1.1M
Max output128K128K
Intelligence index36.532.3
Coding index—76.7
Providers10—
Best provider uptime (30m)100.0%—
Vision inputYesYes
ReasoningYesYes
Tool callingYesYes
Released2026-10-072026-07-09
Retirement——

Cost calculator

FAQ

Which is cheaper, Claude Haiku 5.5 or GPT-5.6 Terra?

Claude Haiku 5.5 is 22.5× cheaper than GPT-5.6 Terra on a typical 3:1 input/output mix.

Claude Haiku 5.5 vs GPT-5.6 Terra: which has a bigger context window?

Claude Haiku 5.5: 1,000,000 tokens. GPT-5.6 Terra: 1,050,000 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: Claude Haiku 5.5 ≈ $450.00, GPT-5.6 Terra ≈ $10,000.

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