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Comparison of command-a, Google: Gemini 4 Argon, OpenAI: GPT-6 Luna
3 modelsUnknowncommand-aRemove ×googleGoogle: Gemini 4 ArgonRemove ×openaiOpenAI: GPT-6 LunaRemove ×
What’s different256K context · 8.2K max output · Tool calling · Structured outputLong decode can use the unified 1M-token budget for output; reads video, audio and PDFs, with implicit-only caching.Can turn reasoning off for high-volume requests; Chat Completions tool calls require reasoning_effort=none.
DateOct 16, 2026DiscoveredSep 30, 2026ReleasedSep 22, 2026Released
Listed rate$2.50 in / $10.00 out/ 1M tokensExperiential · all routes ↗Standard list rate$1.00 in / $5.00 out/ 1M tokensGoogle AI Studio · via OpenRouter · all routes ↗google-ai-studio/flex · tier=flex$0.10 in / $0.50 out/ 1M tokensAzure · via OpenRouter · all routes ↗azure · prompt ≤ 272000 tokens
Provider endpoints1 endpoint →8 endpoints →9 endpoints →
AA Intelligence ↗4.3.2Not reported52.56 ↗Effort: high · HighIndependent result38.12 ↗Effort: max · MaxIndependent result
AA-Briefcase ↗1.1Not reported1,485.76 ↗Effort: high · HighIndependent result1,334.83 ↗Effort: max · MaxIndependent result
GDPval-AA ↗2.1Not reported1,623.11 ↗Effort: high · HighIndependent result1,431.86 ↗Effort: max · MaxIndependent result
AutomationBench-AA ↗AA Index 4.3.2 collectionNot reported77.51% ↗Effort: high · HighIndependent result53.17% ↗Effort: max · MaxIndependent result
Terminal-Bench 4.0 · AA ↗Not reported57.07% ↗Effort: high · HighHarness unreportedIndependent result12.63% ↗Effort: max · MaxHarness unreportedIndependent result
SciCode ↗AA Index 4.3.2 collectionNot reported61.81% ↗AA · Under reviewEffort: high · HighIndependent result54.63% ↗AA · Under reviewEffort: max · MaxIndependent result
Humanity’s Last Exam ↗AA Index 4.3.2 collectionNot reported57.09% ↗Effort: high · HighIndependent result38.51% ↗Effort: max · MaxIndependent result
GDP.pdf ↗AA Index 4.3.2 collectionNot reported21.8% ↗Effort: high · HighIndependent result22.8% ↗Effort: max · MaxIndependent result
CritPt ↗AA Index 4.3.2 collectionNot reported27.14% ↗AA · Under reviewEffort: high · HighIndependent result19.43% ↗AA · Under reviewEffort: max · MaxIndependent result
AA-Omniscience ↗AA Index 4.3.2 collectionNot reported42.35 ↗Effort: high · HighIndependent result0.65 ↗Effort: max · MaxIndependent result
AA-LCR ↗1.1Not reported79.67% ↗Effort: high · HighIndependent result83.33% ↗Effort: max · MaxIndependent result
LiveBench ↗2.0 · 2026-10-14 (dataset 2026-09-02)Not reported84.1% ↗Effort: high · single run · equal mean of 7 suitesIndependent result69.4% ↗Effort: max · single run · equal mean of 7 suitesIndependent result
LiveBench Design ↗2.0 · 2026-10-14 (dataset 2026-09-02)Not reported73.7% ↗Effort: high · single runIndependent result82.5% ↗Effort: max · single runIndependent result
LiveBench Research ↗2.0 · 2026-10-14 (dataset 2026-09-02)Not reported83.1% ↗Effort: high · single runIndependent result43.5% ↗Effort: max · single runIndependent result
LiveBench Browser Use ↗2.0 · 2026-10-14 (dataset 2026-09-02)Not reported92% ↗Effort: high · single runIndependent result72% ↗Effort: max · single runIndependent result
LiveBench Coding ↗2.0 · 2026-10-14 (dataset 2026-09-02)Not reported89.7% ↗Effort: high · single runIndependent result84.5% ↗Effort: max · single runIndependent result
LiveBench Agentic ↗2.0 · 2026-10-14 (dataset 2026-09-02)Not reported69.9% ↗Effort: high · single runIndependent result48.1% ↗Effort: max · single runIndependent result
LiveBench Data Analysis ↗2.0 · 2026-10-14 (dataset 2026-09-02)Not reported85.2% ↗Effort: high · single runIndependent result73.4% ↗Effort: max · single runIndependent result
LiveBench Reasoning ↗2.0 · 2026-10-14 (dataset 2026-09-02)Not reported95.1% ↗Effort: high · single runIndependent result81.8% ↗Effort: max · single runIndependent result
Context window256K1M1.1M
Max output8.2K943.7K128K
Parameters———
Tool callingSupportedSupportedSupported
Structured outputSupportedSupportedSupported
Image inputNot reportedSupportedSupported
Audio inputNot reportedSupportedNot reported
Video inputNot reportedSupportedNot reported
ReasoningNot reportedSupportedSupported
Prompt cachingNot reportedSupportedSupported

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