Grok 4.3 vs Kimi K2.7 Code
API pricing, context window and capabilities for Grok 4.3 and Kimi K2.7 Code, side by side. Prices are the cheapest serving route per 1M tokens, verified against LiteLLM and OpenRouter.
Verdict
computed from the published numbersGrok 4.3 wins on context window. Kimi K2.7 Code wins on coding and on intelligence.
Price
Tied
Coding
Kimi K2.7 Code
Intelligence
Kimi K2.7 Code
Context window
Grok 4.3
Key takeaways
who wins on what, from the published numbersGrok 4.3 wins
- Cheaper output ($2.50 vs $4.00 /1M)
- Larger context window (1M vs 262K)
- Higher max output (1M vs 262K)
- Supports vision
- Supports prompt caching
- Supports structured output
- Has web search
Kimi K2.7 Code wins
- Cheaper input ($1.25 vs $0.95 /1M)
Cheaper overall
Grok 4.3
$1.25 + $2.50 /1M
Larger context
Grok 4.3
1M
More providers
Tied
Pricing & specs
cheapest serving route · per 1M tokens| Grok 4.3 | Kimi K2.7 Code | |
|---|---|---|
| Input $/1M | $1.25 | $0.95 best |
| Output $/1M | $2.50 best | $4.00 |
| Context window | 1M best | 262K |
| Max output | 1M best | 262K |
| Serving providers | 1 | 1 |
| Released | 2026-04-18 | 2026-06-13 |
Benchmarks
Artificial Analysis indices, side by side| Grok 4.3 | Kimi K2.7 Code | |
|---|---|---|
| Intelligence | 37.6 | 42.0 best |
| Coding | 42.3 | 60.8 best |
| GPQA Diamond | 90% | 90% |
| Output speed | 113 t/s best | 45 t/s |
| Latency (TTFT) | 17.26s best | 39.31s |
Cost calculator
choose a serving route for each sideInput tokens / month
Output tokens / month
Grok 4.3
via xAI
$8.75
Kimi K2.7 Code
via Cloudflare
$8.75
Capabilities
feature support, side by side| Feature | Grok 4.3 | Kimi K2.7 Code |
|---|---|---|
| Vision | ✓ | — |
| Tool use | ✓ | ✓ |
| Reasoning | ✓ | ✓ |
| Audio | — | — |
| Prompt caching | ✓ | — |
| Structured output | ✓ | — |
| Web search | ✓ | — |
Related comparisons
Frequently asked questions
Which is cheaper, Grok 4.3 or Kimi K2.7 Code?
Kimi K2.7 Code is cheaper for input ($1.25 vs $0.95 per 1M tokens). Grok 4.3 is cheaper for output ($2.50 vs $4.00 per 1M tokens).
What is the context window difference between Grok 4.3 and Kimi K2.7 Code?
Grok 4.3 has a 1M-token context window and Kimi K2.7 Code has 262K tokens, so Grok 4.3 can take a larger prompt.
How do Grok 4.3 and Kimi K2.7 Code compare on benchmarks?
On the tracked Artificial Analysis indices, Kimi K2.7 Code leads on coding, and Kimi K2.7 Code leads on intelligence.
Pricing verified against LiteLLM + OpenRouter + provider pages · refreshed daily
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