What is the best SpaceXAI model?

Grok 4.7 has the highest verification score of the SpaceXAI models we tested: 80.0% (64 of 80 correct) in our 2026-10-27 run.

What is the fastest SpaceXAI model?

Grok 4.7 is the fastest SpaceXAI model we tested, at a median 77 output tokens per second.

What is the cheapest SpaceXAI model?

Grok 4.7 has the lowest billed cost per question of the SpaceXAI models we tested: $0.025.

Provider

SpaceXAI AI models

1 model tested, compared with 77 models from other labs.

Best verification score80.0Grok 4.7 · #6 of 78 Best output speed77Grok 4.7 · #48 of 78 Best time to first token1.9 sGrok 4.7 · #62 of 78 Best cost per question$0.025Grok 4.7 · #72 of 78

SpaceXAI#6Grok 4.780.0% verification score77 tok/s1.9 s first token$0.025 / question

Score vs. cost per question

SpaceXAI models in color, every other model in grey

Output speed vs. cost per question

SpaceXAI models in color, every other model in grey

Verification score

SpaceXAI models highlighted against every model in this run · higher is better

62 more models · see the full leaderboard

Output speed

SpaceXAI models highlighted against every model in this run · higher is better

61 more models · see the full leaderboard

Time to first token

SpaceXAI models highlighted against every model in this run · lower is better

63 more models · see the full leaderboard

Cost per question

SpaceXAI models highlighted against every model in this run · lower is better

1Granite 4.0 Micro$0.000051
2gpt-oss-20b$0.000066
3Granite 4.2 8B$0.000077
4Nova Micro 1.0$0.000087
5Mercury 2.5$0.00011
6Phi 4$0.00012
7gpt-oss-120b$0.00013
8GLM 5.3 Flash$0.00015
9Ministral 3 3B 2512$0.00019
10GPT-6 Luna$0.00025
72Grok 4.7$0.025

61 more models · see the full leaderboard

End-to-end response time

SpaceXAI models highlighted against every model in this run · lower is better

63 more models · see the full leaderboard

Context window

SpaceXAI models highlighted against every model in this run · higher is better

67 more models · see the full leaderboard

All SpaceXAI results

Leaderboard
#
1	Grok 4.7 SpaceXAI · served by xAI	80.0	64 / 80	77	1.9 s	$0.025	$2 / $6	500k

SpaceXAI: quick answers

What is the best SpaceXAI model?: Grok 4.7 has the highest verification score of the SpaceXAI models we tested: 80.0% (64 of 80 correct) in our 2026-10-27 run.
What is the fastest SpaceXAI model?: Grok 4.7 is the fastest SpaceXAI model we tested, at a median 77 output tokens per second.
What is the cheapest SpaceXAI model?: Grok 4.7 has the lowest billed cost per question of the SpaceXAI models we tested: $0.025.
Which SpaceXAI models do you test?: Grok 4.7.

Provider

SpaceXAI AI models

1 model tested, compared with 77 models from other labs.

Best verification score80.0Grok 4.7 · #6 of 78 Best output speed77Grok 4.7 · #48 of 78 Best time to first token1.9 sGrok 4.7 · #62 of 78 Best cost per question$0.025Grok 4.7 · #72 of 78

SpaceXAI#6Grok 4.780.0% verification score77 tok/s1.9 s first token$0.025 / question

Score vs. cost per question

SpaceXAI models in color, every other model in grey

Output speed vs. cost per question

SpaceXAI models in color, every other model in grey

Verification score

SpaceXAI models highlighted against every model in this run · higher is better

62 more models · see the full leaderboard

Output speed

SpaceXAI models highlighted against every model in this run · higher is better

61 more models · see the full leaderboard

Time to first token

SpaceXAI models highlighted against every model in this run · lower is better

63 more models · see the full leaderboard

Cost per question

SpaceXAI models highlighted against every model in this run · lower is better

1Granite 4.0 Micro$0.000051
2gpt-oss-20b$0.000066
3Granite 4.2 8B$0.000077
4Nova Micro 1.0$0.000087
5Mercury 2.5$0.00011
6Phi 4$0.00012
7gpt-oss-120b$0.00013
8GLM 5.3 Flash$0.00015
9Ministral 3 3B 2512$0.00019
10GPT-6 Luna$0.00025
72Grok 4.7$0.025

61 more models · see the full leaderboard

End-to-end response time

SpaceXAI models highlighted against every model in this run · lower is better

63 more models · see the full leaderboard

Context window

SpaceXAI models highlighted against every model in this run · higher is better

67 more models · see the full leaderboard

All SpaceXAI results

Leaderboard
#
1	Grok 4.7 SpaceXAI · served by xAI	80.0	64 / 80	77	1.9 s	$0.025	$2 / $6	500k

SpaceXAI: quick answers

What is the best SpaceXAI model?: Grok 4.7 has the highest verification score of the SpaceXAI models we tested: 80.0% (64 of 80 correct) in our 2026-10-27 run.
What is the fastest SpaceXAI model?: Grok 4.7 is the fastest SpaceXAI model we tested, at a median 77 output tokens per second.
What is the cheapest SpaceXAI model?: Grok 4.7 has the lowest billed cost per question of the SpaceXAI models we tested: $0.025.
Which SpaceXAI models do you test?: Grok 4.7.