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GPT-6 Astra vs Muse Spark 1.3

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GPT-6 AstraMuse Spark 1.3
AttributeGPT-6 AstraOpenAI · 17 in the newsMuse Spark 1.3Meta AI
Scores
Intelligence (ECI)169
Coding9595
Math96
Reasoning & Knowledge9994
Agentic & Tools96
Specifications
DeveloperOpenAIMeta AI
FamilyGPT
ReleasedSep 3, 2026Sep 2, 2026
Parameters
AvailabilityAPI accessAPI access
Context window1.1M1M
Price — $/M input$10.00$1.25
Price — $/M output$50.00$4.25
Inputsfile, image, texttext, image, video, file, audio
Outputstexttext
Benchmarks
AIME 2024/2025100%
APEX47%
ARC-AGI99%
ARC-AGI-295%
GPQA Diamond96%94%
Humanity's Last Exam55%49%
SciCode56%59%
SimpleQA Verified76%
WebDev Arena1797
WeirdML93%

Use-case scores are 0–100 percentile composites across each area’s benchmarks, ranked against every model from the past year. Highlighted cells lead each row. Open a model for the full picture.

Benchmarks & model data from Epoch AI (CC BY); pricing & specs from OpenRouter. ECI = Epoch Capabilities Index.