OpenAI models, benchmarked.

Maker of the GPT models (Astra, Sol, Terra, Luna tiers). We track 9 OpenAI models. The highest-ranked is GPT-6 Astra, 7th of 51 overall. Blended list prices run from A$0.28 (GPT-6 Luna) to A$28.08 (GPT-6 Astra) per million tokens. 1 of them can run with requests kept in Australia.

9 MODELSUNITED STATESUPDATED 23 SEP 2026
OPENAI MODELS9 TRACKED · RANKED ACROSS ALL LABS
OpenAI models ranked
MODELIN AUSTRALIA
07GPT-6 Astra78.052.7#2A$28.0854 tok/sGLOBAL
08GPT-6 SolPARTIAL76.747.5A$5.62126 tok/sGLOBAL
12GPT-5.6 Sol73.847.0#7A$11.2362 tok/sGLOBAL
22GPT-5.562.838.4#18A$15.79GLOBAL
24GPT-5.460.139.0#30A$7.90IN AU
28GPT-5.6 Terra57.142.1#14A$6.3292 tok/sGLOBAL
34GPT-6 LunaPARTIAL53.237.3A$0.28167 tok/sGLOBAL
42GPT-5.6 Luna43.137.3#27A$0.63145 tok/sGLOBAL
49GPT-5.4 mini25.124.1#39A$2.37
BEST FOR THE JOB

Which OpenAI model to use.

BY USE6 RANKINGS
GPT-6 AstraOVERALLOpenAI’s best for overall: 7th of 51 across all labs.#7GPT-6 AstraCODINGOpenAI’s best for coding: 2nd of 42 across all labs.#2GPT-6 AstraAGENTSOpenAI’s best for agents: 2nd of 41 across all labs.#2GPT-6 AstraREASONINGOpenAI’s best for reasoning: 3rd of 51 across all labs.#3GPT-5.6 SolLONG CONTEXTOpenAI’s best for long context: 6th of 51 across all labs.#6GPT-6 LunaVALUEOpenAI’s best for value: 4th of 50 across all labs.#4
HEAD TO HEAD

OpenAI against the field.

COMPARISONS7 SHOWN
Claude Fable 5.1 vs GPT-6 AstraHEAD TO HEADCompare →Claude Opus 5 vs GPT-5.6 SolHEAD TO HEADCompare →Claude Sonnet 5 vs GPT-5.6 TerraHEAD TO HEADCompare →GPT-6 Astra vs GPT-5.6 SolHEAD TO HEADCompare →Gemini 3.8 Flash vs GPT-5.6 LunaHEAD TO HEADCompare →Grok 4.6 vs GPT-5.6 SolHEAD TO HEADCompare →Muse Spark 1.3 vs GPT-6 AstraHEAD TO HEADCompare →
HISTORY

Every ChatGPT release, dated.

RELEASE HISTORY54 MAJOR RELEASES
ChatGPT & OpenAI model release history2022–202626 model releases and 28 other major launches, from ChatGPT research preview to GPT-6 Sol and GPT-6 Luna.Timeline →
QUESTIONS

OpenAI, answered.

As of 23 Sep 2026, GPT-6 Astra is OpenAI’s highest-ranked model, 7th of 51 on our overall leaderboard.

GPT-6 Luna, at A$0.28 per million tokens (blended, ex GST).

GPT-5.4 can run with requests kept in Australia on at least one major cloud platform.

Ratings: LMArena leaderboard dataset (CC BY 4.0), rescaled for the lens scores · leaderboards to 22 Sep 2026

Evaluations, prices and speed: Artificial Analysis (artificialanalysis.ai) · fetched 23 Sep 2026

Exchange rate: Reserve Bank of Australia, table F11.1 · A$1 = US$0.7123 on 22 Sep 2026 · prices exclude GST

Snapshot 23 Sep 2026 · updated weekly · How the rankings work →

PUT THE COMPARISON TO WORK

Need help choosing and using AI for your business?

DISCUSS YOUR AI OPTIONSAI CONSULTING & STRATEGY