Grok-4.1 Thinking vs Jamba 1.5 Mini

    Comparison

    As of August 25, 2026, Jamba 1.5 Mini is 97% cheaper per million tokens than Grok-4.1 Thinking. Grok-4.1 Thinking is $3.00 / $15.00 per million input/output tokens versus Jamba 1.5 Mini at $0.20 / $0.40. Sources: https://docs.x.ai/docs/models and https://anotherwrapper.com/tools/llm-pricing

    Sources: xAI API pricing (https://docs.x.ai/docs/models); AnotherWrapper LLM pricing (https://anotherwrapper.com/tools/llm-pricing)

    Grok-4.1 Thinking

    xAI

    $18.00blended / 1M

    Input

    $3.00

    Output

    $15.00

    256K ctx|Proprietary
    97%
    cheaper
    Better value

    Jamba 1.5 Mini

    AI21 Labs

    $0.60blended / 1M

    Input

    $0.20

    Output

    $0.40

    256.1K ctx|Open Source
    Save $17.40 per million tokens by choosing Jamba 1.5 Mini over Grok-4.1 Thinking.

    Grok-4.1 Thinking vs Jamba 1.5 Mini comparison

    Token pricing, specs, and benchmarks side by side

    Metric
    Grok-4.1 Thinking
    Jamba 1.5 Mini
    Provider
    Provider
    xAI
    AI21 Labs
    License
    Proprietary
    Open Source
    Release Date
    2025-11-17
    2024-08-22
    Pricing (per 1M tokens)
    Input Price+1400%
    $3.00
    $0.20
    Output Price+3650%
    $15.00
    $0.40
    Blended (1M + 1M)
    $18.00
    $0.60
    Model Details
    Context Window
    256K
    256.1K
    Max Output Tokens
    8K
    256.1K
    Knowledge Cutoff
    N/A
    2024-03-05
    Throughput
    80 tok/s
    100 tok/s
    Benchmarks
    32.3%
    69.7%
    62.8%
    75.8%
    85.7%
    46.1%
    33.9%
    39%
    79.3%
    34%
    75.8%
    74.2%
    51%
    55.2%
    42.5%
    41.9%
    54.1%
    61%
    42.4%
    84%

    Verdict

    Grok-4.1 Thinking vs Jamba 1.5 Mini: the bottom line

    Both models are closely matched on benchmarks. Jamba 1.5 Mini has the pricing advantage, making it the better value unless Grok-4.1 Thinking's specific capabilities are critical to your workflow.

    Grok-4.1 Thinking vs Jamba 1.5 Mini FAQ

    Which is cheaper, Grok-4.1 Thinking or Jamba 1.5 Mini?

    As of August 25, 2026, Jamba 1.5 Mini is 97% cheaper on blended LLM API pricing. Jamba 1.5 Mini costs $0.20 per million input tokens and $0.40 per million output tokens ($0.60 blended 1M-in + 1M-out). Grok-4.1 Thinking costs $3.00 / $15.00 per million tokens ($18.00 blended). Sources: https://docs.x.ai/docs/models and https://anotherwrapper.com/tools/llm-pricing. The cheapest LLM for your app still depends on how many output tokens you generate.

    How much does Grok-4.1 Thinking vs Jamba 1.5 Mini cost per million tokens?

    Grok-4.1 Thinking xAI API pricing is $3.00 input and $15.00 output per million tokens via xAI. Jamba 1.5 Mini AI21 Labs API pricing is $0.20 input and $0.40 output per million tokens via AI21 Labs. Use those four numbers, not ChatGPT Plus or Claude Pro subscription prices, when you are comparing APIs.

    Which is better for coding, Grok-4.1 Thinking or Jamba 1.5 Mini?

    Jamba 1.5 Mini has a published HumanEval score of 62.8%. Grok-4.1 Thinking does not have that eval on this page yet.

    What is the context window for Grok-4.1 Thinking vs Jamba 1.5 Mini?

    Grok-4.1 Thinking supports a 256K token context window, while Jamba 1.5 Mini supports 256K tokens. Jamba 1.5 Mini offers a larger context window. Filling a larger window bills more input tokens, so the cheaper-per-million model can still cost more on long documents.

    Which model performs better on benchmarks, Grok-4.1 Thinking or Jamba 1.5 Mini?

    Shared benchmark scores for Grok-4.1 Thinking and Jamba 1.5 Mini are still limited. Check the comparison table for the evals each model has published. Check the comparison table for GPQA Diamond, SWE-bench, MMLU, HLE, and the other evals we track. Token price and benchmark score together are the usual LLM comparison, not either number alone.

    Is Grok-4.1 Thinking or Jamba 1.5 Mini better for production use?

    Both Grok-4.1 Thinking and Jamba 1.5 Mini are production API models. For cost-sensitive production traffic, Jamba 1.5 Mini has better economics on the blended 1M-in + 1M-out scale. For maximum capability, weight the benchmark table for your domain. Many production stacks route cheap models for drafts and a frontier model for the hard turn, which is usually cheaper than sending everything to the expensive API.

    Can I switch between Grok-4.1 Thinking and Jamba 1.5 Mini in my app?

    Yes. Call Grok-4.1 Thinking through xAI and Jamba 1.5 Mini through AI21 Labs with separate API keys, or through a gateway that already wraps both. Keep prompts in tokens, not characters, when you estimate the invoice. AnotherWrapper templates can swap providers without rewriting auth and billing.

    How accurate is this Grok-4.1 Thinking vs Jamba 1.5 Mini pricing data?

    List rates are the latest published xAI API pricing and AI21 Labs API pricing, quoted per million tokens. Official rate sheets: https://docs.x.ai/docs/models and https://anotherwrapper.com/tools/llm-pricing. Prompt caching, batch APIs, and committed-use discounts can change the invoice. Benchmark scores are from official publications and independent evals, updated as new numbers land.

    What is the output token limit for Grok-4.1 Thinking and Jamba 1.5 Mini?

    Grok-4.1 Thinking supports up to 8K output tokens per request, while Jamba 1.5 Mini supports up to 256K output tokens. Output tokens are usually the expensive half of API pricing, so a higher max output cap is a capability, not a discount.

    Which model has better throughput, Grok-4.1 Thinking or Jamba 1.5 Mini?

    Grok-4.1 Thinking runs at approximately 80 tokens/second while Jamba 1.5 Mini runs at 100 tokens/second. Jamba 1.5 Mini is faster in raw throughput. Throughput (tokens per second) and time-to-first-token are why two models with the same per-million-token price can still feel different in chat and agents.

    How do I switch the models in this Grok-4.1 Thinking vs Jamba 1.5 Mini comparison?

    Use the model pickers at the top of this LLM comparison. Search any model in the index and the URL updates. Open Grok-4.1 Thinking or Jamba 1.5 Mini from the sidebar for the single-model API pricing page, or go back to the LLM pricing table to sort by cheapest blended cost.

    Grok-4.1 Thinking vs Jamba 1.5 Mini pricing

    This comparison covers API pricing, context window, throughput, and benchmark scores. Grok-4.1 Thinking costs $3.00/M input and $15.00/M output. Jamba 1.5 Mini costs $0.20/M input and $0.40/M output.

    Rank both on the LLM leaderboard, SWE-bench, and Humanity's Last Exam.

    The index

    All Large Language Models

    280 models across 33 providers. Search or jump to a lab — every model page stays linked here.

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    1 models

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    1 models

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    1 models

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    1 models

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    1 models

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    1 models

    Thinking Machines

    1 models

    Unisound

    1 models

    Upstage

    1 models

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