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Kimi K2 Thinking
moonshotai·moonshotai/kimi-k2-thinking·Deprecated·Open weights·kimi-thinking series
Thinking Kimi model for slower research passes, planning, and hard technical questions
At a glance
Official price$0.60 / $2.50 per 1M
Cache read $0.15 · Moonshot AI
Lowest paid$0.47 / $2.00
Vercel AI Gateway Cloud · 1.5× spread
Context262,144
⚠ Providers report 32,768–262,144; the table below is authoritative
Output limit262,144
Capabilities
✓ Reasoning✓ Tool use✓ Structured output✓ TemperatureAttachments
⚠ Providers report capability flags inconsistently
Modalities
Text
Knowledge cutoff2024-08
Released / updated2025-11-06 / 2025-11-06
Quality & performanceArtificial Analysis · Intelligence Index v4.1
Intelligence33.5
Value39
Coding—
Agentic—
Output speed121 tok/s
TTFT1.24 s
Value formulaIQ 33.5 ÷ min blended $0.853 = 39
Quality is independently evaluated by Artificial Analysis. Speed/latency are model-level medians.
Available at 21 providers19 with public prices
| Provider | Tier | Input | Output | Cache read | Cache write | Context | Output limit | Status |
|---|---|---|---|---|---|---|---|---|
| Vercel AI Gateway | Cloud | $0.47 | $2.00 | $0.141 | — | 216,144 ⚠ | 216,144 | |
| Helicone | Gateway | $0.48 | $2.00 | — | — | 256,000 ⚠ | 262,144 | |
| OpenCode Zen | Gateway | $0.40 | $2.50 | $0.40 | — | 262,144 | 262,144 | deprecated |
| IO.NET moonshotai/Kimi-K2-Thinking | Cloud | $0.55 | $2.25 | $0.275 | $1.10 | 32,768 ⚠ | 4,096 | |
| 302.AI | Gateway | $0.575 | $2.30 | — | — | 262,144 | 262,144 | |
| NanoGPT | Gateway | $0.60 | $2.50 | $0.15 | — | 262,144 | 98,304 | |
| Vertex moonshotai/kimi-k2-thinking-maas | First-party | $0.60 | $2.50 | $0.06 | — | 262,144 | 262,144 | deprecated |
| Hugging Face moonshotai/Kimi-K2-Thinking | Cloud | $0.60 | $2.50 | $0.15 | — | 262,144 | 262,144 | |
| OpenRouter | Gateway | $0.60 | $2.50 | $0.15 | — | 262,144 | 100,352 | |
| Moonshot AIOfficial | First-party | $0.60 | $2.50 | $0.15 | — | 262,144 | 262,144 | |
Sorted by blended price (input×0.75 + output×0.25) asc. The official channel always shows regardless of rank. Whether a gateway's low price is actually usable can't be verified.
Your usage cost
1Vercel AI Gateway$154.52
2Vertex$180.20
3DevPass (LLM Gateway)$180.20
4IO.NET$189.50
5NanoGPT$191.00
6Hugging Face$191.00
8Moonshot AI · Official$191.00
Switch to Vercel AI Gateway to save $36.48/mo (19%). The gap is small, so staying on the official channel is fine.
Benchmark1 items
| Name | Conditions | Score | Metric | Source |
|---|---|---|---|---|
| SWE-Bench Verified | — | 71.3 | resolved | Source ↗ |
The same benchmark scores very differently across harness / dataset, so the qualifying conditions must be shown together.
Reasoning control
Toggle (on / off)budget_tokens ≥ 1 ≤ 32,768effort = high
16 / 21 providers expose no reasoning control (reasoning_options: []).
Related models
Kimi K2.6 Turbosame series$2.00 / $8.00Moonshot Kimi K2 Thinkingsame series$0.574 / $2.29Kimi K2 Thinking (Vertex AI (OpenAI-compatible))same series$0.60 / $2.50DeepSeek V4 Procheaper alternative$0.435 / $0.87DeepSeek V4 Flashcheaper alternative$0.14 / $0.28MiniMax-M2.7cheaper alternative$0.30 / $1.20MiniMax-M3cheaper alternative$0.30 / $1.20
Price historyone sample accumulated per data sync
Input listOutput listMin blended