Kimi K2.6 vs GLM 5.1
API pricing, context, and independently measured performance, side by side. Kimi K2.6 starts 52% cheaper on input than GLM 5.1 at list prices.
Kimi K2.6
Moonshot AI · released Apr 20, 2026
Best input$0.465 / MTok
Best output$2.40 / MTok
Context262K
Providers18
Fastest measured0.37s° TTFT · 333 tok/s
Open weightsVisionToolsReasoningStructured outputPrompt caching
GLM 5.1
Z.ai · released Apr 7, 2026
Best input$0.966 / MTok
Best output$3.04 / MTok
Context205K
Providers15
Fastest measured0.85s° TTFT · 22 tok/s
Open weightsToolsReasoningStructured outputPrompt caching
Cheapest providers, measuredUSD / MTOK
| MODEL | PROVIDER | INPUT | OUTPUT | TTFT | TPS | SMOKE |
|---|---|---|---|---|---|---|
| Kimi K2.6 |  Inceptron | $0.465 | $2.45 | 0.76s° | 128° tok/s | 3/5 |
| Kimi K2.6 |  Chutes | $0.50 | $2.85 | 1.9s° | 54° tok/s | 3/5 |
| Kimi K2.6 |  DigitalOcean | $0.57 | $2.40 | — | — | — |
| GLM 5.1 |  StreamLake | $0.966 | $3.04 | 0.96s° | 63° tok/s | 2/5 |
| GLM 5.1 | Chutes | $0.98 | $3.08 | 2.2s° | 98° tok/s | 3/5 |
| GLM 5.1 |  SiliconFlow | $1.19 | $3.74 | — | — | 2/5 |
TTFT/TPS: ModelIndex-measured medians (P50, trailing 21d) · chat10k profile (~10K in / 200 out) · ° = measured via OpenRouter routing (adds a hop) · SMOKE: of 5 programmatic capability probes passed · methodology v1.1 — full details on each model page