GPT-5
GPT-5Alternatives?
CheaperGemini 3.8 Flashhighwins 66%-56%*$1.24Sampling parameters are ignored+1BetterGPT-6 Lunamaxwins 55%-94%$0.068Function calling only with none · Chat Completions+3
OpenKimi K3maxwins 63%+75%$2.00Sampling parameters are fixed+3CheaperGemini 3.6 Flashhighwins 64%-56%*$1.60
CheaperMuse Sparkunstatedwins 63%-42%$1.25 / $4.25Only n=1 · Meta / Chat Completions+1Gemini 3.8 Flashhighwins 66%-56%*$1.24Sampling parameters are ignored+1Gemini 3.6 Flashhighwins 64%-56%*$1.60Muse Sparkunstatedwins 63%-42%$1.25 / $4.25Only n=1 · Meta / Chat Completions+1Muse Spark 1.3maxwins 63%-42%$1.60Only auto tool_choice is supported+5Gemini 3 Flash Previewunstatedwins 62%-67%$0.50 / $3GPT-6 Lunamaxwins 55%-94%$0.068Function calling only with none · Chat Completions+3GPT-5.6 Lunaxhighwins 55%-87%$0.085GPT-5.6 Terraxhighwins 58%+31%$0.63Prompts with >272K input tokensGPT-6.1 Solmaxwins 62%+16%$0.72Remove unsupported parameters+5Muse Spark 1.2xhighwins 60%-42%$0.97Only auto tool_choice is supported+1Kimi K3maxOpenwins 63%+75%$2.00Sampling parameters are fixed+3
GLM 5.2maxOpenwins 62%-37%$1.47No image inputGLM 5.3maxOpenwins 61%-37%$2.01No image input+4GLM 5unstatedOpenwins 61%-55%$1 / $3.20Context: 400K → 203K+1GLM 5.1unstatedOpenwins 61%-37%$1.40 / $4.40Context: 400K → 203K+1GPT-5.6 Solxhighwins 64%—$1.18GPT-6.1 Solmaxwins 62%—$0.72Remove unsupported parameters+5GPT-5.5highwins 61%—$1.54Prompts with >272K input tokensGPT-6 Astramaxwins 61%—$3.26Monitoring can return HTTP 403+2GPT-5.4highwins 60%—$2.50 / $15GPT-6 Solmaxwins 59%—$1.04GPT-5.6 Terraxhighwins 58%—$0.63Prompts with >272K input tokensGPT-5.1highwins 58%—$1.25 / $10All OpenAI models →History
17 versionsBenchmarks
in Writing & LanguageFAQ
How much does GPT-5 cost?›
$1.25 per 1M input tokens and $10 per 1M output tokens; cached input $0.13 per 1M.
Is GPT-5 free to use?›
There is no free API; the cheapest paid price is $1.25 per 1M input tokens.
How good is GPT-5, and what is it best at?›
#99 of 334 in Chat & Knowledge, #8 of 19 in Coding, #90 of 175 in Agents & Tool Use, #87 of 195 in Writing & Language, #55 of 124 in Vision & Documents. Strongest at: Tool calling, Instructions.
Is GPT-5 better than Mistral Large 3?›
On Arena Text · creative writing, GPT-5 scores 1,372 vs 1,374 — about the same.
How can I use GPT-5?›
Through the API of Azure, OpenAI.
What is the context window of GPT-5?›
400K tokens, with up to 128K output tokens.
When was GPT-5 released? Is there a newer version?›
Released 2025-08-07. It has been superseded by GPT-5.1.
Is GPT-5 open source?›
No, GPT-5 is a closed model available through an API. The closest open-weights option here is Kimi K3.
Can GPT-5 read images?›
It accepts text and images, PDF files as input.
What is GPT-5?›
GPT-5 is a closed language model from OpenAI, released Aug 2025, the successor to o3 Pro.
What are the best alternatives to GPT-5?›
Gemini 3.8 Flash (cheaper), GPT-6 Luna (better), Kimi K3 (open weights).