GPT-5.3 Chat Latest
GPT-5.3 Chat LatestCompare inon
Benchmarks of GPT-5.3 Chat Latest13
BenchmarkByScoreRank
No benchmark matches
Ranking?
Retired models are left out of the current rankings.
Alternatives?
ModelScoreCostPer taskWhat changes
CheaperGemini 4 Argonhighwins 73%-17%*$1.99Synchronous output stops at 65,536+2BetterGPT-5.6 Lunaxhighwins 55%-91%$0.085
OpenGLM 5.3maxwins 64%-55%$2.01No image input+4CheaperGemini 3.8 Flashhighwins 66%-69%*$1.24Sampling parameters are ignored+1
CheaperClaude Sonnet 5.5xhighwins 65%-17%$2.01No forced tool use+5ModelScoreCostPer taskWhat changes
Gemini 4 Argonhighwins 73%-17%*$1.99Synchronous output stops at 65,536+2Gemini 3.8 Flashhighwins 66%-69%*$1.24Sampling parameters are ignored+1Claude Sonnet 5.5xhighwins 65%-17%$2.01No forced tool use+5Gemini 3.6 Flashhighwins 64%-69%*$1.60
Qwen 3.7 Max Previewwins 64%-22%$2.50 / $7.50Context: not verified+1ModelScoreCostPer taskWhat changes
GPT-5.6 Lunaxhighwins 55%-91%$0.085GPT-5.6 Terraxhighwins 62%-6%$0.63Prompts with >272K input tokensGPT-6.1 Solmaxwins 59%-17%$0.72Remove unsupported parameters+5
Muse Spark 1.2xhighwins 61%-58%$0.97Only auto tool_choice is supported+1GPT-5.6 Solxhighwins 63%+66%$1.18ModelScoreCostPer taskWhat changes
GLM 5.3maxOpenwins 64%-55%$2.01No image input+4
Kimi K3maxOpenwins 63%+25%$2.00Sampling parameters are fixed+3
MiMo v2.6 ProunstatedOpenwins 63%-89%$0.43 / $0.87Pass back reasoning_content+3GLM 5.3 FlashunstatedOpenwins 63%-95%$0.15 / $0.50Defaults to max · Self-hosted+4Kimi K2.6unstatedOpenwins 62%-64%$0.95 / $4ModelScoreCostPer taskWhat changes
GPT-5.5unstatedwins 64%—$5 / $30Prompts with >272K input tokensGPT-5.6 Solxhighwins 63%—$1.18GPT-5.4highwins 62%—$2.50 / $15GPT-5.6 Terraxhighwins 62%—$0.63Prompts with >272K input tokensGPT-5.1highwins 59%—$1.25 / $10GPT-6.1 Solmaxwins 59%—$0.72Remove unsupported parameters+5GPT-6 Astramaxwins 59%—$3.26Monitoring can return HTTP 403+2GPT-5.6 Lunaxhighwins 55%—$0.085All OpenAI models →Benchmarks
all categoriesChat & Knowledge
Arena Text · Chinese1,432.1
Arena Text · English1,390.2
Arena Text · French1,397.5
Arena Text · German1,384.4
Arena Text · Japanese1,352.2
Arena Text · Korean1,345.8
Arena Text · non-English1,381.9
Arena Text · Polish1,396.2
Arena Text · Russian1,398.9
Arena Text · Spanish1,370.8
Writing & Language
FAQ
How much does GPT-5.3 Chat Latest cost?›
$1.75 per 1M input tokens and $14 per 1M output tokens (cheapest host: 302.AI).
Is GPT-5.3 Chat Latest free to use?›
There is no free API; the cheapest paid price is $1.75 per 1M input tokens.
How can I use GPT-5.3 Chat Latest?›
Through the OpenAI API.
What is the context window of GPT-5.3 Chat Latest?›
128K tokens.
When was GPT-5.3 Chat Latest released? Is there a newer version?›
It has been superseded by GPT-5.6 Sol.
Can GPT-5.3 Chat Latest read images?›
It accepts text and images as input.
What is GPT-5.3 Chat Latest?›
GPT-5.3 Chat Latest is a language model from OpenAI.
What are the best alternatives to GPT-5.3 Chat Latest?›
Gemini 4 Argon (cheaper), GPT-5.6 Luna (better), GLM 5.3 (open weights).