GPT-6 Astra vs GLM-5.3: Release Comparison
Comparison of the GPT-6 Astra and GLM-5.3 releases: 5 and 2 models respectively, each with different intelligence, performance, and pricing characteristics. Below is a comparison of the key metrics across all 7 models.
- For intelligence, GPT-6 Astra scores highest: GPT-6 Astra (max) at 53, against GLM-5.3 (max) at 45 for GLM-5.3.
- For output speed, GLM-5.3 is fastest: GLM-5.3 (low) at 75 t/s, against GPT-6 Astra (max) at 54 t/s for GPT-6 Astra.
- For cost per task, GPT-6 Astra is cheapest: GPT-6 Astra (low) at $0.82, against GLM-5.3 (max) at $2.01 for GLM-5.3.
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 Astra (max) |  OpenAI | 53 | 55 | 57 | 59 | 52 | 55 | 60 | $3.26 | $7.7 | $10.00 | $50.00 | $1.00 | $5,324 | 27k | 17k | 60M | 54 | 361.32s | 361.32s | 370.62s | 514.56s | - | 1M | Sep 2026 | Apr 2026 | Yes | Supports: text and image | Supports: text | Not available | - |   | |
| GPT-6 Astra (xhigh) | OpenAI | 52 | 54 | 57 | 58 | - | 55 | 59 | $2.31 | $7.7 | $10.00 | $50.00 | $1.00 | $3,803 | 17k | 9k | 38M | 53 | 184.48s | 184.48s | 193.92s | 317.53s | - | 1M | Sep 2026 | Apr 2026 | Yes | Supports: text and image | Supports: text | Not available | - | | |
| GPT-6 Astra (high) | OpenAI | 51 | 53 | 55 | 58 | - | 53 | 58 | $1.73 | $7.7 | $10.00 | $50.00 | $1.00 | $2,925 | 12k | 5k | 26M | 52 | 66.16s | 66.16s | 75.76s | 230.16s | - | 1M | Sep 2026 | Apr 2026 | Yes | Supports: text and image | Supports: text | Not available | - | | |
| GPT-6 Astra (medium) | OpenAI | 50 | 52 | 54 | 57 | - | 52 | 58 | $1.54 | $7.7 | $10.00 | $50.00 | $1.00 | $2,434 | 10k | 3k | 19M | 48 | 6.37s | 6.37s | 16.71s | 198.96s | - | 1M | Sep 2026 | Apr 2026 | Yes | Supports: text and image | Supports: text | Not available | - | | |
| GPT-6 Astra (low) | OpenAI | 46 | 49 | 50 | 53 | - | 48 | 55 | $0.82 | $7.7 | $10.00 | $50.00 | $1.00 | $1,537 | 4k | 938 | 10M | 46 | 3.29s | 3.29s | 14.06s | 97.18s | - | 1M | Sep 2026 | Apr 2026 | Yes | Supports: text and image | Supports: text | Not available | - | | |
| GLM-5.3 (max) |  Z AI | 45 | 45 | 48 | 42 | 47 | 47 | 51 | $2.01 | $0.9 | $1.40 | $4.40 | $0.26 | $2,503 | 71k | 49k | 209M | 59 | 3.46s | 37.15s | 45.58s | 864.40s | 753B 40B active at inference time | 1M | Aug 2026 | - | Yes | Supports: text | Supports: text |   +17 | |||
| GLM-5.3 (low) | Z AI | 34 | 35 | 39 | 33 | - | 38 | 41 | $3.66 | $1.7 | $1.40 | $4.40 | - | $3,294 | 30k | 21k | 88M | 75 | 2.91s | 29.56s | 36.22s | 393.41s | 753B 40B active at inference time | 1M | Aug 2026 | - | Yes | Supports: text | Supports: text | | |||