token.app › Compare › Claude 3 Haiku vs GPT-5.6 Terra

Claude 3 Haiku vs GPT-5.6 Terra

GPT-5.6 Terra leads on 2 of 2 shared benchmarks. Claude 3 Haiku is 4.5× cheaper per token on a blended 3:1 basis. GPT-5.6 Terra accepts the larger context window (1.1M).

Head to head
Blended price uses a 3:1 input:output mix
Claude 3 HaikuGPT-5.6 Terra
ProviderAnthropicOpenAI
Input $/1M$0.250$1.00
Output $/1M$1.25$6.00
Blended $/1M$0.500$2.25
Context window200K1.1M
Max output4K128K
ReleasedMar 2024Jul 2026
LicenceProprietaryProprietary
GPQA Diamond 36.3% 93.3%
OTIS Mock AIME 1.8% 99.7%
Benchmark scores independently run and published by Epoch AI, 'AI Benchmarking Hub', used under CC BY 4.0. Only benchmarks with a score for BOTH models are compared.
Choose Claude 3 Haiku if…
  • Costs less per token — $0.500 vs $2.25 blended
Choose GPT-5.6 Terra if…
  • Higher GPQA Diamond (93.3% vs 36.3%)
  • Higher OTIS Mock AIME (99.7% vs 1.8%)
  • Larger context window (1.1M)
  • Newer model (released Jul 2026)
FAQ
Which is better, Claude 3 Haiku or GPT-5.6 Terra?
Across the 2 benchmarks both models have independently-run scores for, Claude 3 Haiku leads on 0 and GPT-5.6 Terra leads on 2. Benchmarks are one input — price and context window are on this page too.
Is Claude 3 Haiku cheaper than GPT-5.6 Terra?
Claude 3 Haiku is cheaper: $0.500 versus $2.25 per million tokens blended at 3:1 input:output. Input alone: $0.250 vs $1.00. Output alone: $1.25 vs $6.00.
What context windows do Claude 3 Haiku and GPT-5.6 Terra have?
Claude 3 Haiku: 200,000 tokens. GPT-5.6 Terra: 1,050,000 tokens.
Who makes Claude 3 Haiku and GPT-5.6 Terra?
Claude 3 Haiku is made by Anthropic. GPT-5.6 Terra is made by OpenAI.
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