GPT-5.6 Luna vs MiMo-V2.5-Pro: Release Comparison
Comparison of the GPT-5.6 Luna and MiMo-V2.5-Pro releases: 6 and 2 models respectively, each with different intelligence, performance, and pricing characteristics. Below is a comparison of the key metrics across all 8 models.
- For intelligence, GPT-5.6 Luna scores highest: GPT-5.6 Luna (max) at 37, against MiMo-V2.5-Pro at 26 for MiMo-V2.5-Pro.
- For output speed, GPT-5.6 Luna is fastest: GPT-5.6 Luna (max) at 148 t/s, against MiMo-V2.5-Pro at 48 t/s for MiMo-V2.5-Pro.
- For cost per task, GPT-5.6 Luna is cheapest: GPT-5.6 Luna (low) at $0.01, against MiMo-V2.5-Pro at $0.05 for MiMo-V2.5-Pro.
Releases compared
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 | ||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| GPT-5.6 Luna (max) |  OpenAI | 37 | 40 | 44 | 37 | 36 | 36 | 43 | $0.18 | $0.2 | $0.20 | $1.20 | $0.02 | $320 | 41k | 28k | 154M | 148 | 122.15s | 122.15s | 125.54s | 278.44s | - | 1M | Jul 2026 | - | Yes | Supports: text and image | Supports: text | Not available | - |  | |
| GPT-5.6 Luna (xhigh) | OpenAI | 35 | 37 | 41 | 35 | 33 | 34 | 41 | $0.09 | $0.2 | $0.20 | $1.20 | $0.02 | $179 | 24k | 15k | 85M | 143 | 44.25s | 44.25s | 47.74s | 161.70s | - | 1M | Jul 2026 | - | Yes | Supports: text and image | Supports: text | Not available | - |  | |
| GPT-5.6 Luna (high) | OpenAI | 32 | 34 | 37 | 33 | 30 | 32 | 38 | $0.04 | $0.2 | $0.20 | $1.20 | $0.02 | $108 | 14k | 7k | 50M | 135 | 13.03s | 13.03s | 16.73s | 100.11s | - | 1M | Jul 2026 | - | Yes | Supports: text and image | Supports: text | Not available | - | | |
| MiMo-V2.5-Pro |  Xiaomi | 26 | 27 | 20 | 30 | 26 | 29 | 41 | $0.05 | $0.2 | $0.435 | $0.87 | $0.0036 | $138 | 30k | 18k | 112M | 48 | 3.54s | 45.64s | 56.16s | 562.61s | 1.0T 42B active at inference time | 1M | Apr 2026 | - | Yes | Supports: text | Supports: text |    | |||
| GPT-5.6 Luna (medium) | OpenAI | 25 | 27 | 28 | 28 | 24 | 26 | 32 | $0.02 | $0.2 | $0.20 | $1.20 | $0.02 | $44 | 4k | 2k | 18M | 133 | 2.31s | 2.31s | 6.08s | 34.09s | - | 1M | Jul 2026 | - | Yes | Supports: text and image | Supports: text | Not available | - | | |
| GPT-5.6 Luna (low) | OpenAI | 21 | 23 | 22 | 24 | 20 | 23 | 28 | $0.01 | $0.2 | $0.20 | $1.20 | $0.02 | $27 | 3k | 559 | 10M | 135 | 1.75s | 1.75s | 5.46s | 18.75s | - | 1M | Jul 2026 | - | Yes | Supports: text and image | Supports: text | Not available | - | | |
| MiMo-V2.5-Pro (Non-reasoning) | Xiaomi | 18 | - | - | - | - | - | - | - | $0.2 | $0.435 | $0.87 | $0.0036 | - | - | - | - | 47 | 3.20s | 3.20s | 13.95s | - | 1.0T 42B active at inference time | 1M | Apr 2026 | - | No | Supports: text | Supports: text | | |||
| GPT-5.6 Luna (Non-reasoning) | OpenAI | 16 | 16 | 15 | 17 | - | 18 | 22 | $0.01 | $0.2 | $0.20 | $1.20 | $0.02 | $23 | 2k | 0 | 5M | 141 | 0.81s | 0.81s | 4.37s | 14.39s | - | 1M | Jul 2026 | - | No | Supports: text and image | Supports: text | Not available | - | | |