GPT-6 Sol vs DeepSeek V4.1 Flash: Release Comparison
Comparison of the GPT-6 Sol and DeepSeek V4.1 Flash 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-6 Sol scores highest: GPT-6 Sol (max) at 48, against DeepSeek V4.1 Flash (Reasoning, Max Effort) at 39 for DeepSeek V4.1 Flash.
- For output speed, DeepSeek V4.1 Flash is fastest: DeepSeek V4.1 Flash (Non-Reasoning) at 243 t/s, against GPT-6 Sol (medium) at 114 t/s for GPT-6 Sol.
- For cost per task, GPT-6 Sol is cheapest: GPT-6 Sol (low) at $0.13, against DeepSeek V4.1 Flash (Non-Reasoning) at $0.15 for DeepSeek V4.1 Flash.
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-6 Sol (max) |  OpenAI | 48 | 48 | 52 | 51 | 43 | 49 | 54 | $1.06 | $1.5 | $2.00 | $10.00 | $0.20 | $1,550 | 31k | 21k | 77M | 99 | 181.31s | 181.31s | 186.36s | 313.84s | - | 872k | Sep 2026 | - | Yes | Supports: text and image | Supports: text | Not available | - | | |
| GPT-6 Sol (xhigh) | OpenAI | 44 | 46 | 51 | 49 | - | 45 | 52 | $0.53 | $1.5 | $2.00 | $10.00 | $0.20 | $865 | 16k | 9k | 40M | 96 | 46.52s | 46.52s | 51.75s | 166.73s | - | 872k | Sep 2026 | - | Yes | Supports: text and image | Supports: text | Not available | - | | |
| GPT-6 Sol (high) | OpenAI | 43 | 46 | 50 | 48 | - | 43 | 52 | $0.37 | $1.5 | $2.00 | $10.00 | $0.20 | $610 | 10k | 5k | 25M | 94 | 10.95s | 10.95s | 16.25s | 107.37s | - | 872k | Sep 2026 | - | Yes | Supports: text and image | Supports: text | Not available | - | | |
| GPT-6 Sol (medium) | OpenAI | 40 | 43 | 47 | 47 | - | 40 | 49 | $0.25 | $1.5 | $2.00 | $10.00 | $0.20 | $417 | 6k | 2k | 16M | 114 | 1.96s | 1.96s | 6.34s | 59.99s | - | 872k | Sep 2026 | - | Yes | Supports: text and image | Supports: text | Not available | - | | |
| DeepSeek V4.1 Flash (Reasoning, Max Effort) |  DeepSeek | 39 | 45 | 52 | 41 | 41 | 39 | 44 | $0.27 | $0.2 | $0.30 | $1.20 | $0.006 | $477 | 89k | 63k | 253M | 232 | 0.97s | 9.58s | 11.73s | 282.36s | 552B 16B active at inference time | 1M | Sep 2026 | - | Yes | Supports: text and image | Supports: text |    +15 | |||
| GPT-6 Sol (low) | OpenAI | 34 | 38 | 41 | 42 | - | 35 | 44 | $0.13 | $1.5 | $2.00 | $10.00 | $0.20 | $268 | 3k | 697 | 9M | 92 | 1.81s | 1.81s | 7.26s | 36.08s | - | 872k | Sep 2026 | - | Yes | Supports: text and image | Supports: text | Not available | - | | |
| GPT-6 Sol (Non-reasoning) | OpenAI | 28 | 32 | 35 | 32 | - | 29 | 34 | $0.33 | $1.5 | $2.00 | $10.00 | $0.20 | $448 | 5k | 0 | 8M | 93 | 1.03s | 1.03s | 6.42s | 52.74s | - | 872k | Sep 2026 | - | No | Supports: text and image | Supports: text | Not available | - | | |
| DeepSeek V4.1 Flash (Non-Reasoning) | DeepSeek | 25 | 30 | 36 | 30 | - | 25 | 32 | $0.15 | $0.2 | $0.30 | $1.20 | $0.006 | $156 | 34k | 0 | 45M | 243 | 1.16s | 1.16s | 3.22s | 136.49s | 552B 16B active at inference time | 1M | Sep 2026 | - | No | Supports: text and image | Supports: text | | |||