Compare

Gemini 3.1 Pro vs Kimi-K2.7-Code

Pricing per million tokens, context window, capabilities — pulled from each provider's public docs. All 2 are available via the same AIgateway OpenAI-compatible endpoint; flip the model string to switch.

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Gemini 3.1 Pro
google/gemini-3.1-pro
Kimi-K2.7-Code
moonshot/kimi-k2.7-code
Provider
Google
Moonshot
Family
Gemini 3
Kimi
Modality
text
text
Context window
1,000,000 tok
262,144 tok
Max output
65,536 tok
16,384 tok
Released
2026-05-22
2026-06-12
License
Proprietary
Open-weight
Input price
$2.00 /1M
$0.950 /1M
Output price
$12.00 /1M
$4.00 /1M
Cache read
$0.200 /1M
Tools
yes
yes
Streaming
yes
yes
Vision
yes
yes
JSON mode
yes
yes
Reasoning
yes
yes
Prompt caching
yes
Batch API
Try it
Open in playground →
Open in playground →
Gemini 3.1 Pro
google/gemini-3.1-pro
Full spec →

Google's most intelligent Gemini model with improved reasoning, a medium thinking level, and a 1M token context window.

Strengths
  • 2M-token context
  • Native video + audio input
  • Cheapest long-context reasoning
Use cases
Video understandingVery long-document RAGCodebase-scale reasoning
Kimi-K2.7-Code
moonshot/kimi-k2.7-code
Full spec →

Kimi K2.7 is a frontier-scale open-source 1T parameter model with a 262.1k context window, multi-turn tool calling, vision inputs, and structured outputs for agentic workloads.

Strengths
  • General-purpose chat
  • Long context
  • Tool use
Use cases
ChatbotsContent generationAgentic workflows

Benchmarks

Gemini 3.1 Pro
Kimi-K2.7-Code
Long-Context
94.2
MMLU
89.6

Source: each provider's published benchmarks. Higher is better. Run an eval to compare on your own data.

Compare with another

Gemini 3.1 Pro vs Claude Opus 4.7
google/gemini-3.1-pro · anthropic/claude-opus-4.7
Gemini 3.1 Pro vs GPT-5.4
google/gemini-3.1-pro · openai/gpt-5.4
Gemini 3.1 Pro vs Claude Sonnet 4.6
google/gemini-3.1-pro · anthropic/claude-sonnet-4.6
Kimi-K2.7-Code vs Claude Opus 4.7
moonshot/kimi-k2.7-code · anthropic/claude-opus-4.7
Kimi-K2.7-Code vs GPT-5.4
moonshot/kimi-k2.7-code · openai/gpt-5.4
Kimi-K2.7-Code vs Kimi-K2.6
moonshot/kimi-k2.7-code · moonshot/kimi-k2.6
Kimi-K2.7-Code vs Llama-4-Scout-17b-16e-Instruct
moonshot/kimi-k2.7-code · meta/llama-4-scout-17b-16e-instruct
Claude Fable 5 vs Gemini 3.1 Pro
anthropic/claude-fable-5 · google/gemini-3.1-pro
Claude Fable 5 vs Kimi-K2.7-Code
anthropic/claude-fable-5 · moonshot/kimi-k2.7-code
SWITCH BETWEEN THEM

One key, all 2, one line different.

from openai import OpenAI

client = OpenAI(
    base_url="https://api.aigateway.sh/v1",
    api_key="sk-aig-...",
)

# Gemini 3.1 Pro
client.chat.completions.create(
    model="google/gemini-3.1-pro",
    messages=[{"role":"user","content":"hello"}],
)

# Kimi-K2.7-Code
client.chat.completions.create(
    model="moonshot/kimi-k2.7-code",
    messages=[{"role":"user","content":"hello"}],
)
Get an AIgateway keyRun an eval on these →