gpt.buzz
Sign in

Compare models

Pick up to 4models. Specs render side-by-side. Share the URL — it's stateless.

Comparing agents instead? Switch to agent compare →

SelectedOpenAI logoGPT-5×xAI logoGrok 4×Google logoGemini 2.5 Pro×Anthropic logoClaude 4.5 Haiku×Clear all
 
OpenAI logoGPT-5

OpenAI

xAI logoGrok 4

xAI

Google logoGemini 2.5 Pro

Google

Anthropic logoClaude 4.5 Haiku

Anthropic

VendorOpenAIxAIGoogleAnthropic
FamilyGPTGrokGeminiClaude
Release date2025-08-072025-07-092025-03-252025-10-01
Context window400,000 tokens256,000 tokens2,000,000 tokens200,000 tokens
Parameters
Modalitytext, vision, audiotexttext, vision, audio, videotext, vision
Licenseproprietaryproprietaryproprietaryproprietary
Sourceproprietaryproprietaryproprietaryproprietary
DescriptionOpenAI's flagship general-purpose model. Superseded by GPT-5.5 in April 2026.Predecessor to Gemini 3 Pro.Fast, cost-effective Claude model.
Links
Benchmarks
MMLU-Pro85.1%82.8%84.1%
GPQA-D87.3%87.5%84.0%
HumanEval95.2%
Aider85.4%72.5%
AIME-2591.0%86.1%
LiveCB74.5%65.3%
MMMU74.1%72.4%

Add a model

Max 4 models. Remove one to add another.