Model Comparison

Claude 3 Opus vs Jamba 1.5 Large

Claude 3 Opus significantly outperforms across most benchmarks. Jamba 1.5 Large is 8.6x cheaper per token.

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Performance Benchmarks

Comparative analysis across standard metrics

5 benchmarks

Claude 3 Opus outperforms in 5 benchmarks (ARC-C, GPQA, GSM8k, MMLU, MMLU-Pro), while Jamba 1.5 Large is better at 0 benchmarks.

Claude 3 Opus significantly outperforms across most benchmarks.

Mon Apr 06 2026 • llm-stats.com

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

Jamba 1.5 Large costs less

For input processing, Claude 3 Opus ($15.00/1M tokens) is 7.5x more expensive than Jamba 1.5 Large ($2.00/1M tokens).

For output processing, Claude 3 Opus ($75.00/1M tokens) is 9.4x more expensive than Jamba 1.5 Large ($8.00/1M tokens).

In conclusion, Claude 3 Opus is more expensive than Jamba 1.5 Large.*

* Using a 3:1 ratio of input to output tokens

Lowest available price from all providers
Mon Apr 06 2026 • llm-stats.com
Anthropic
Claude 3 Opus
Input tokens$15.00
Output tokens$75.00
Best providerAnthropic
AI21 Labs
Jamba 1.5 Large
Input tokens$2.00
Output tokens$8.00
Best providerAWS Bedrock
Notice missing or incorrect data?Start an Issue→

Context Window

Maximum input and output token capacity

Jamba 1.5 Large accepts 256,000 input tokens compared to Claude 3 Opus's 200,000 tokens. Jamba 1.5 Large can generate longer responses up to 256,000 tokens, while Claude 3 Opus is limited to 200,000 tokens.

Anthropic
Claude 3 Opus
Input200,000 tokens
Output200,000 tokens
AI21 Labs
Jamba 1.5 Large
Input256,000 tokens
Output256,000 tokens
Mon Apr 06 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Claude 3 Opus supports multimodal inputs, whereas Jamba 1.5 Large does not.

Claude 3 Opus can handle both text and other forms of data like images, making it suitable for multimodal applications.

Claude 3 Opus

Text
Images
Audio
Video

Jamba 1.5 Large

Text
Images
Audio
Video

License

Usage and distribution terms

Claude 3 Opus is licensed under a proprietary license, while Jamba 1.5 Large uses Jamba Open Model License.

License differences may affect how you can use these models in commercial or open-source projects.

Claude 3 Opus

Proprietary

Closed source

Jamba 1.5 Large

Jamba Open Model License

Open weights

Release Timeline

When each model was launched

Claude 3 Opus was released on 2024-02-29, while Jamba 1.5 Large was released on 2024-08-22.

Jamba 1.5 Large is 6 months newer than Claude 3 Opus.

Claude 3 Opus

Feb 29, 2024

2.1 years ago

Jamba 1.5 Large

Aug 22, 2024

1.6 years ago

5mo newer

Knowledge Cutoff

When training data ends

Jamba 1.5 Large has a documented knowledge cutoff of 2024-03-05, while Claude 3 Opus's cutoff date is not specified.

We can confirm Jamba 1.5 Large's training data extends to 2024-03-05, but cannot make a direct comparison without Claude 3 Opus's cutoff date.

Claude 3 Opus

—

Jamba 1.5 Large

Mar 2024

Provider Availability

Claude 3 Opus is available from Anthropic, Bedrock, Google. Jamba 1.5 Large is available from Bedrock, Google.

Claude 3 Opus

anthropic logo
Anthropic
Input Price:Input: $15.00/1MOutput Price:Output: $75.00/1M
bedrock logo
AWS Bedrock
Input Price:Input: $15.00/1MOutput Price:Output: $75.00/1M
google logo
Google
Input Price:Input: $15.00/1MOutput Price:Output: $75.00/1M

Jamba 1.5 Large

bedrock logo
AWS Bedrock
Input Price:Input: $2.00/1MOutput Price:Output: $8.00/1M
google logo
Google
Input Price:Input: $2.00/1MOutput Price:Output: $8.00/1M
* Prices shown are per million tokens

Outputs Comparison

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Key Takeaways

Anthropic
Supports multimodal inputs
Higher ARC-C score (96.4% vs 93.0%)
Higher GPQA score (50.4% vs 36.9%)
Higher GSM8k score (95.0% vs 87.0%)
Higher MMLU score (86.8% vs 81.2%)
Higher MMLU-Pro score (68.5% vs 53.5%)
AI21 Labs
Larger context window (256,000 tokens)
Less expensive input tokens
Less expensive output tokens
Has open weights

Detailed Comparison

AI Model Comparison Table
Feature
Anthropic
Claude 3 Opus
AI21 Labs
Jamba 1.5 Large

FAQ

Common questions about Claude 3 Opus vs Jamba 1.5 Large

Claude 3 Opus significantly outperforms across most benchmarks. Claude 3 Opus is made by Anthropic and Jamba 1.5 Large is made by AI21 Labs. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.
Claude 3 Opus scores ARC-C: 96.4%, HellaSwag: 95.4%, GSM8k: 95.0%, MGSM: 90.7%, BIG-Bench Hard: 86.8%. Jamba 1.5 Large scores ARC-C: 93.0%, GSM8k: 87.0%, MMLU: 81.2%, Arena Hard: 65.4%, TruthfulQA: 58.3%.
Jamba 1.5 Large is 7.5x cheaper for input tokens. Claude 3 Opus costs $15.00/M input and $75.00/M output via anthropic. Jamba 1.5 Large costs $2.00/M input and $8.00/M output via bedrock.
Claude 3 Opus supports 200K tokens and Jamba 1.5 Large supports 256K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.
Key differences include context window (200K vs 256K), input pricing ($15.00 vs $2.00/M), multimodal support (yes vs no), licensing (Proprietary vs Jamba Open Model License). See the full comparison above for benchmark-by-benchmark results.
Claude 3 Opus is developed by Anthropic and Jamba 1.5 Large is developed by AI21 Labs.