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Grok Code Fast 1 vs Jamba 1.5 Large
Comprehensive side-by-side LLM comparison
Jamba 1.5 Large leads with 50.3% higher average benchmark score. Jamba 1.5 Large offers 246.0K more tokens in context window than Grok Code Fast 1. Grok Code Fast 1 is $8.30 cheaper per million tokens. Overall, Jamba 1.5 Large is the stronger choice for coding tasks.
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xAI
Grok Code Fast 1 is a language model developed by xAI. It achieves strong performance with an average score of 70.8% across 1 benchmarks. Notable strengths include SWE-Bench Verified (70.8%). It supports a 266K token context window for handling large documents. The model is available through 1 API provider. Released in 2025, it represents xAI's latest advancement in AI technology.
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AI21 Labs
Jamba 1.5 Large is a language model developed by AI21 Labs. It achieves strong performance with an average score of 65.5% across 8 benchmarks. It excels particularly in ARC-C (93.0%), GSM8k (87.0%), MMLU (81.2%). It supports a 512K token context window for handling large documents. The model is available through 2 API providers. Released in 2024, it represents AI21 Labs's latest advancement in AI technology.
1 year newer
Jamba 1.5 Large
AI21 Labs
2024-08-22
Grok Code Fast 1
xAI
2025-08-28
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Pricing Comparison
Cost per million tokens (USD)
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Grok Code Fast 1
Input:$0.20
Output:$1.50($8.30 cheaper)
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Jamba 1.5 Large
Input:$2.00
Output:$8.00
Performance Metrics
Context window and performance specifications
Average performance across 9 common benchmarks
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Grok Code Fast 1
Average Score:7.9%
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Jamba 1.5 Large
Average Score:58.2%(+50.3%)
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Knowledge Cutoff
Training data recency comparison
Jamba 1.5 Large
2024-03-05
More recent knowledge cutoff means awareness of newer technologies and frameworks
Provider Availability & Performance
Available providers and their performance metrics
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Grok Code Fast 1
1 providers
xAI
Throughput: 76.41 tok/s
Latency: 1.38ms
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Jamba 1.5 Large
2 providers
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Grok Code Fast 1
Avg Score:7.9%
Providers:1
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Jamba 1.5 Large
Avg Score:58.2%(+50.3%)
Providers:2