head-to-head

MoonshotAI: Kimi K2.7 Code vs SpaceXAI: Grok Build 0.1

Side-by-side comparison of specs, pricing, benchmark scores, and task rankings. Updated 2026-11-07.

MoonshotAI: Kimi K2.7 Code SpaceXAI: Grok Build 0.1
Vendormoonshotaix-ai
Quality Score100100
Benchmark Score74.1-
Input Price$0.60/M$1.00/M
Output Price$3.50/M$2.00/M
Context Window262,144256,000
Max Output235,929230,400
Tool Calling✓✓
Structured Output✓✓
Reasoning Mode✓✓
Vision✓✓
Audio--
Benchmark Scores
ai_index69.2-
ai_index_agentic48.8-
ai_index_coding100.0-

The verdict

For a sample job of 1 million input tokens and 250,000 output tokens, Kimi K2.7 Code costs $1.48 and Grok Build 0.1 costs $1.50, so Kimi K2.7 Code is slightly cheaper for the same work.

Both take in a similar amount of text: 262,144 and 256,000 tokens, about 393 and 384 pages.

Across the 20 tasks where they differ, Kimi K2.7 Code scores higher on 20 (SQL Generation, Code Review, Code Completion and others).

Kimi K2.7 Code was released in June 2026 and Grok Build 0.1 in May 2026.

Pick Kimi K2.7 Code if you need lower cost or the stronger all-round task scores.

Costs use current list prices per million tokens; page counts assume about 0.75 words per token and 500 words per page.

Who wins by task?

TaskMoonshotAI: Kimi K2.7 CodeSpaceXAI: Grok Build 0.1
SQL Generation 163 130
Code Review 155 126
Code Completion 129 116
Code Refactoring 151 127
Bug Fixing 165 130
Unit Test Generation 147 121
Code Documentation 135 125
Regex Writing 133 119
CI/CD Pipelines 138 117
Frontend Component Design 142 122
Data Analysis 162 124
CSV / Spreadsheet Cleanup 147 127
ETL Scripting 144 122
JSON Extraction 147 123
Bulk Data Labeling 134 121
OCR / Document Parsing 142 128
Table Extraction from PDFs 142 128
Long-Document Summarization 147 129
Short-Form Summarization 130 115
Blog Post Writing 134 118

Scores reflect capability match + benchmark data + pricing for each task. Methodology →

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