API cost decision in 10 seconds

🔥Kimi K2.6 vs NewGrok Build 0.1

Pick Grok Build 0.1 for lower cost; pick Kimi K2.6 only if the larger context window matters more.

Page updated:  Data confirmed:  Prices normalized to USD per 1M tokens Sample workload: 1M input + 500K output

Budget verdict

Pick Grok Build 0.1 for lower cost; pick Kimi K2.6 only if the larger context window matters more.

On the standard 1M input plus 500K output workload, Grok Build 0.1 is estimated at $2 vs $2.48 for Kimi K2.6, saving $0.48 (19.2% lower).

Cost-first pickGrok Build 0.1
Context-first pickKimi K2.6
Sample savings$0.4819.2%
10x traffic gap$4.75

Kimi K2.6 has more context, but Grok Build 0.1 saves $0.48 on the standard workload. At 10x that traffic, the same price gap is about $4.75. Use the calculator below to replace the sample workload with your own token volume.

Cost sensitivity

Workload Sensitivity

Same prices, different token mixes.

Cost winner changes by workload shape: input-heavy / RAG favors Kimi K2.6, balanced workload favors Grok Build 0.1, and output-heavy chatbot favors Grok Build 0.1.

Workload shapeToken mixBetter pickKimi K2.6Grok Build 0.1
Input-heavy / RAG5M input + 500K outputKimi K2.6$5.39$6
Balanced workload1M input + 1M outputGrok Build 0.1$4.22$3
Output-heavy chatbot1M input + 5M outputGrok Build 0.1$18.18$11
Cheaper input Kimi K2.6 $0.73 vs $1 / 1M

Kimi K2.6 is $0.27 cheaper per 1M input tokens (27% lower; 1.37x difference).

Cheaper output Grok Build 0.1 $3.49 vs $2 / 1M

Grok Build 0.1 is $1.49 cheaper per 1M output tokens (42.7% lower; 1.75x difference).

Larger context Kimi K2.6 262.14K vs 256K

Kimi K2.6 has 6.14K more context (1.02x larger).

Sample workload Grok Build 0.1 $2.48 vs $2

Grok Build 0.1 is $0.48 cheaper on the standard workload (19.2% lower).

Estimate your workload cost

Your Workload Cost

Prices are normalized to USD per 1M tokens.
Kimi K2.6 Calculating… Estimated API cost
Grok Build 0.1 Calculating… Estimated API cost
Cheaper for this workload Calculating… Difference: calculating…

This estimate uses normalized public API pricing per 1M tokens. It is a planning aid, not a billing quote. Verify provider pricing, limits, and terms before production use.

Quick Decision

Verdict

Kimi K2.6 has the lower input price; Grok Build 0.1 has the lower output price; Kimi K2.6 offers the larger context window. For the 1M input plus 500K output sample, Grok Build 0.1 is cheaper for the standard workload.

For a 1M input token plus 500K output token workload, the estimated API cost is $2.48 for Kimi K2.6 and $2 for Grok Build 0.1.

Best Fit

Choose Kimi K2.6 when you care most about lower input-token price, and larger context window.

Choose Grok Build 0.1 when you care most about lower output-token price.

Decision Notes
  • On the standard 1M input plus 500K output workload, Grok Build 0.1 is estimated at $2 vs $2.48 for Kimi K2.6, saving $0.48 (19.2% lower).
  • Grok Build 0.1 is $0.48 cheaper on the standard workload (19.2% lower).
  • Kimi K2.6 is $0.27 cheaper per 1M input tokens (27% lower; 1.37x difference).
  • Grok Build 0.1 is $1.49 cheaper per 1M output tokens (42.7% lower; 1.75x difference).
  • Kimi K2.6 has 6.14K more context (1.02x larger).
Head-to-Head Specs
Feature🔥Kimi K2.6
(MoonshotAI)		NewGrok Build 0.1
(xAI)
Input Price
prompt tokens per 1M		$0.73$1
Completion Price
per 1M tokens		$3.49$2
Sample Workload Cost
1M input + 500K output		$2.48$2
Context Window262.14K256K
Release Date
Popularity#12

Use-Case Decision Matrix

Use caseBetter pickWhy
Budget-constrained productionGrok Build 0.1On the standard 1M input plus 500K output workload, Grok Build 0.1 is estimated at $2 vs $2.48 for Kimi K2.6, saving $0.48 (19.2% lower).
High-volume input processingKimi K2.6Lower prompt-token price matters most when prompts, retrieved passages, or documents dominate the bill.
Long responses and chatbotsGrok Build 0.1Lower output-token price matters most when assistants generate many completion tokens.
RAG or long-document workKimi K2.6A larger context window leaves more room for retrieved passages, conversation history, or source files.

Related Alternatives

Same-provider lower-cost swaps
  • Kimi K2.5 can replace Kimi K2.6 when lower sample workload cost matters most: $1.35.
  • Kimi K2 0711 can replace Kimi K2.6 when lower sample workload cost matters most: $1.72.
  • Kimi K2 Thinking can replace Kimi K2.6 when lower sample workload cost matters most: $1.85.
  • Kimi K2 0905 can replace Kimi K2.6 when lower sample workload cost matters most: $1.85.
Larger context near this budget
  • Llama 4 Scout offers 10M context with $0.23 sample workload cost.
  • Grok 4.20 offers 2M context with $2.5 sample workload cost.
  • Owl Alpha offers 1.05M context with $0 sample workload cost.
  • DeepSeek V4 Flash offers 1.05M context with $0.2 sample workload cost.

Cheaper alternatives

Review low-cost models sorted by a standard 1M input plus 500K output workload.

Open cheapest models

Larger context alternatives

Find models with larger context windows for RAG, long documents, and codebase review.

Open largest context models

Provider catalogs

Compare models within provider hubs before choosing a final API vendor.

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MoonshotAI catalog

Review all tracked MoonshotAI models before deciding whether this matchup is the right shortlist.

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xAI catalog

Check other xAI models with comparable pricing, context, or release timing.

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Kimi K2.6

Kimi K2.6 is Moonshot AI's next-generation multimodal model, designed for long-horizon coding, coding-driven UI/UX generation, and multi-agent orchestration. It handles complex end-to-end coding tasks across Python, Rust, and Go, and...

Grok Build 0.1

Grok Build 0.1 is xAI’s fast coding model trained specifically for agentic software engineering workflows. It supports text and image inputs with text output, and is optimized for interactive coding...