GPT-5
GPT-5Alternatives?
CheaperGemini 3.8 Flashhigh+15%-56%*$1.24Sampling parameters are ignored+1BetterGPT-6 Lunamedium+5%-94%$0.017Function calling only with none · Chat Completions+3
OpenMuse Spark Openxhigh+9%-42%$0.84Reasoning off leaves output unchanged · Self-hosted / llama.cpp+1CheaperGemini 3.6 Flashhigh+12%-56%*$1.60
CheaperQwen3.8 Max (0902)thinking+11%-13%$5.41Gemini 3.8 Flashhigh+15%-56%*$1.24Sampling parameters are ignored+1Gemini 3.6 Flashhigh+12%-56%*$1.60Qwen3.8 Max (0902)thinking+11%-13%$5.41Muse Spark 1.3xhigh+10%-42%$1.37Only auto tool_choice is supported+5Muse Spark OpenxhighOpen+9%-42%$0.84Reasoning off leaves output unchanged · Self-hosted / llama.cpp+1GPT-6 Lunamedium+5%-94%$0.017Function calling only with none · Chat Completions+3GPT-5.6 Lunahigh+4%-87%$0.044GPT-6.1 Sollow+12%+16%$0.13Remove unsupported parameters+5GPT-6 Sollow+8%+16%$0.13GPT-5.6 Terramedium+3%+31%$0.18Prompts with >272K input tokensMuse Spark OpenxhighOpen+9%-42%$0.84Reasoning off leaves output unchanged · Self-hosted / llama.cpp+1
DeepSeek V4.1 Flash 1017maxOpen+8%-85%$0.26Pass back reasoning_content · Chat Completions+4
Kimi K3maxOpen+8%+75%$2.00Sampling parameters are fixed+3Qwen3.8 FlashthinkingOpen+7%-93%$0.37Context: 400K → 262K+6Kimi K2.6thinkingOpen+7%-50%$0.80Context: 400K → 256KGPT-6 Astramedium+14%—$1.54Monitoring can return HTTP 403+2GPT-6.1 Solmedium+13%—$0.21Remove unsupported parameters+5GPT-5.6 Solmedium+9%—$0.50GPT-5.5medium+9%—$0.90Prompts with >272K input tokensGPT-6 Solmedium+8%—$0.25GPT-5.3 Codexxhigh+6%—$1.75 / $14DeprecatedGPT-6 Lunamedium+5%—$0.017Function calling only with none · Chat Completions+3GPT-5.6 Terramedium+3%—$0.18Prompts with >272K input tokensAll OpenAI models →History
17 versionsBenchmarks
in Vision & DocumentsFAQ
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 Muse Glimmer 30B?›
On MMMU-Pro (vision), GPT-5 scores 74.3 vs 74.3 — 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 Muse Spark Open.
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), Muse Spark Open (open weights).