gpt.buzz
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SelectedOpenAI logoGPT-5 Pro×DeepSeek logoDeepSeek-V3.1×Anthropic logoClaude 4.5 Haiku×xAI logoGrok 4×Clear all
 
OpenAI logoGPT-5 Pro

OpenAI

DeepSeek logoDeepSeek-V3.1

DeepSeek

Anthropic logoClaude 4.5 Haiku

Anthropic

xAI logoGrok 4

xAI

VendorOpenAIDeepSeekAnthropicxAI
FamilyGPTDeepSeekClaudeGrok
Release date2025-08-072025-08-212025-10-012025-07-09
Context window400,000 tokens128,000 tokens200,000 tokens256,000 tokens
Parameters671B
Modalitytext, vision, audiotexttext, visiontext
LicenseproprietaryMITproprietaryproprietary
Sourceproprietaryopen weightsproprietaryproprietary
DescriptionHigher-reasoning variant of GPT-5, used for harder scientific and research tasks (e.g., immunology breakthroughs at NIH). Same 400K context as GPT-5; trades latency for depth.Large MoE open-weight model. Predecessor to DeepSeek-V4.Fast, cost-effective Claude model.
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Benchmarks
MMLU-Pro82.8%
GPQA-D87.5%
Aider72.5%
AIME-2586.1%
LiveCB65.3%

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