Kimi K3 vs Claude Sonnet 5: Release Comparison
Comparison of the Kimi K3 and Claude Sonnet 5 releases: 2 and 6 models respectively, each with different intelligence, performance, and pricing characteristics. Below is a comparison of the key metrics across all 8 models.
- For intelligence, Kimi K3 scores highest: Kimi K3 (max) at 44, against Claude Sonnet 5 (Adaptive Reasoning, Max Effort) at 38 for Claude Sonnet 5.
- For output speed, Claude Sonnet 5 is fastest: Claude Sonnet 5 (Adaptive Reasoning, Max Effort) at 81 t/s, against Kimi K3 (low) at 37 t/s for Kimi K3.
- For cost per task, Claude Sonnet 5 is cheapest: Claude Sonnet 5 (Adaptive Reasoning, Low Effort) at $0.51, against Kimi K3 (max) at $2.00 for Kimi K3.
Intelligence
Artificial Analysis Intelligence Index
Intelligence Index vs. Cost per Intelligence Index Task
Cost per Task (USD, Log Scale)
Cost
Cost per Intelligence Index Task
Speed & Latency
Output Speed
Capability Scores
Capability Indexes
Incorporates 7 evaluations: AA-Omniscience, GDPval-AA v2.1, AA-Briefcase v1.1, Humanity's Last Exam, AutomationBench-AA, AA-LCR v1.1, GDP.pdf · Higher is better
Incorporates 6 evaluations: AA-Omniscience, GDPval-AA v2.1, AA-Briefcase v1.1, AutomationBench-AA, AA-LCR v1.1, GDP.pdf · Higher is better
Incorporates 7 evaluations: AA-Omniscience, GDPval-AA v2.1, AA-Briefcase v1.1, Humanity's Last Exam, AA-LCR v1.1, GDP.pdf, AutomationBench-AA · Higher is better
Incorporates 6 evaluations: AA-Omniscience, GDPval-AA v2.1, AA-Briefcase v1.1, MLCR-AA, Humanity's Last Exam, AutomationBench-AA · Higher is better
Incorporates 6 evaluations: AA-Omniscience, Humanity's Last Exam, CritPt, GDPval-AA v2.1, AA-Briefcase v1.1, Terminal-Bench 4.0 · Higher is better
Incorporates 5 evaluations: AA-Omniscience, Humanity's Last Exam, GDPval-AA v2.1, AA-Briefcase v1.1, AA-LCR v1.1 · Higher is better
Further details
Input modality | Output modality | Weights | Provider Benchmarks | ||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Kimi K3 (max) |  Kimi | 44 | 47 | 50 | 49 | 45 | 43 | 53 | $2.00 | $2.3 | $3.00 | $15.00 | $0.30 | $3,658 | 48k | 32k | 161M | 37 | 4.15s | 58.21s | 71.73s | 1134.71s | 2.8T 104B active at inference time | 1M | Jul 2026 | - | Yes | Supports: text and image | Supports: text |    +10 | |||
| Claude Sonnet 5 (Adaptive Reasoning, Max Effort) |  Anthropic | 38 | 40 | 39 | 42 | 43 | 40 | 49 | $5.09 | $1.5 | $2.00 | $10.00 | $0.20 | $6,998 | 118k | 88k | 367M | 81 | 185.34s | 185.34s | 191.50s | 852.58s | - | 1M | Jun 2026 | - | Yes | Supports: text and image | Supports: text | Not available | - |    | |
| Kimi K3 (low) | Kimi | 34 | - | - | - | - | - | - | - | $2.3 | $3.00 | $15.00 | $0.30 | - | - | - | - | 37 | 5.07s | 59.06s | 72.55s | - | 2.8T 104B active at inference time | 1M | Jul 2026 | - | Yes | Supports: text and image | Supports: text |  | |||
| Claude Sonnet 5 (Adaptive Reasoning, Xhigh Effort) | Anthropic | 34 | 37 | 37 | 38 | - | 35 | 45 | $2.87 | $1.5 | $2.00 | $10.00 | $0.20 | $3,255 | 65k | 44k | 135M | 66 | 35.28s | 35.28s | 42.80s | 577.15s | - | 1M | Jun 2026 | - | Yes | Supports: text and image | Supports: text | Not available | - | | |
| Claude Sonnet 5 (Adaptive Reasoning, High Effort) | Anthropic | 32 | 33 | 33 | 35 | - | 32 | 41 | $1.79 | $1.5 | $2.00 | $10.00 | $0.20 | $2,086 | 44k | 28k | 89M | 69 | 11.29s | 11.29s | 18.49s | 392.06s | - | 1M | Jun 2026 | - | Yes | Supports: text and image | Supports: text | Not available | - | | |
| Claude Sonnet 5 (Adaptive Reasoning, Medium Effort) | Anthropic | 28 | 30 | 30 | 32 | - | 29 | 38 | $1.00 | $1.5 | $2.00 | $10.00 | $0.20 | $1,218 | 27k | 15k | 51M | 66 | 2.18s | 2.18s | 9.73s | 256.03s | - | 1M | Jun 2026 | - | Yes | Supports: text and image | Supports: text | Not available | - | | |
| Claude Sonnet 5 (Adaptive Reasoning, Low Effort) | Anthropic | 24 | 26 | 26 | 28 | - | 25 | 33 | $0.51 | $1.5 | $2.00 | $10.00 | $0.20 | $653 | 15k | 7k | 25M | 65 | 1.81s | 1.81s | 9.51s | 148.06s | - | 1M | Jun 2026 | - | Yes | Supports: text and image | Supports: text | Not available | - | | |
| Claude Sonnet 5 (Non-reasoning, High Effort) | Anthropic | 23 | - | - | - | - | - | - | - | $1.5 | $2.00 | $10.00 | $0.20 | - | - | - | - | 64 | 1.10s | 1.10s | 8.94s | - | - | 1M | Jun 2026 | - | No | Supports: text and image | Supports: text | Not available | - | | |