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SelectedOpenAI logoGPT-5.6 Sol×Anthropic logoClaude 4.5 Haiku×DeepSeek logoDeepSeek-R1×xAI logoGrok 4×Clear all
 
OpenAI logoGPT-5.6 Sol

OpenAI

Anthropic logoClaude 4.5 Haiku

Anthropic

DeepSeek logoDeepSeek-R1

DeepSeek

xAI logoGrok 4

xAI

VendorOpenAIAnthropicDeepSeekxAI
FamilyGPTClaudeDeepSeekGrok
Release date2026-06-262025-10-012025-01-202025-07-09
Context window200,000 tokens128,000 tokens256,000 tokens
Parameters671B
Modalitytext, vision, audiotext, visiontexttext
LicenseproprietaryproprietaryMITproprietary
Sourceproprietaryproprietaryopen weightsproprietary
DescriptionFlagship of OpenAI's GPT-5.6 three-model suite (Sol / Terra / Luna), released as a limited preview. Strong gains in coding, cybersecurity, biology, and long-horizon agentic work. Pricing: $5 / $30 per million input/output tokens.Fast, cost-effective Claude model.Reasoning-focused open-weight model.
Links
Benchmarks
MMLU-Pro82.8%
GPQA-D87.5%
Aider72.5%
AIME-2579.8%86.1%
LiveCB65.3%

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