Grok 4.6 tops Newsroom Reliability v0.2 benchmark at 0.78

In a 50-task run of Newsroom Reliability v0.2, SpaceXAI’s Grok 4.6 ranked first with a score of 0.78. OpenAI’s GPT-5.6 Luna Pro followed at 0.77 with the lowest reported cost among the top three, at $0.0005 per task.

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Newsroom Reliability v0.2 benchmark leaderboard chart

In a 50-task run of Newsroom Reliability v0.2, SpaceXAI’s Grok 4.6 ranked first with a score of 0.78. OpenAI’s GPT-5.6 Luna Pro followed at 0.77 with the lowest reported cost among the top three, at $0.0005 per task.