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Grok-4 vs Jamba 1.5 Large
Comprehensive side-by-side LLM comparison
Jamba 1.5 Large leads with 5.9% higher average benchmark score. Jamba 1.5 Large offers 248.0K more tokens in context window than Grok-4. Jamba 1.5 Large is $8.00 cheaper per million tokens. Grok-4 supports multimodal inputs. Overall, Jamba 1.5 Large is the stronger choice for coding tasks.
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xAI
Grok-4 is a multimodal language model developed by xAI. It achieves strong performance with an average score of 63.1% across 7 benchmarks. It excels particularly in AIME 2025 (91.7%), HMMT25 (90.0%), GPQA (87.5%). It supports a 264K token context window for handling large documents. The model is available through 2 API providers. As a multimodal model, it can process and understand text, images, and other input formats seamlessly. 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.
10 months newer
Jamba 1.5 Large
AI21 Labs
2024-08-22
Grok-4
xAI
2025-07-09
Pricing Comparison
Cost per million tokens (USD)
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Grok-4
Input:$3.00
Output:$15.00
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Jamba 1.5 Large
Input:$2.00
Output:$8.00($8.00 cheaper)
Performance Metrics
Context window and performance specifications
Average performance across 14 common benchmarks
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Grok-4
Average Score:31.5%
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Jamba 1.5 Large
Average Score:37.4%(+5.9%)
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Knowledge Cutoff
Training data recency comparison
Jamba 1.5 Large
2024-03-05
Grok-4
2024-12-31
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-4
2 providers
xAI
Throughput: 100 tok/s
Latency: 0.7ms
ZeroEval
Throughput: 100 tok/s
Latency: 0.7ms
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Jamba 1.5 Large
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Grok-4
Avg Score:31.5%
Providers:2
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Jamba 1.5 Large
Avg Score:37.4%(+5.9%)
Providers:2