GPT-5
GPT-5 by OpenAI: League Score, pricing, context window and sourced benchmarks — the full tracked record.
60 Closed $1.25 / $10.00 per 1M 400K context
League positions: #25 overall · #7 Coding Division · #18 Value Division. Score coverage: 30% of components measured. Count tokens & cost for GPT-5 · Estimate a workload cost
Agent-ready: this model is tracked with agentic strengths. See the AI Agents section for the products and frameworks that put models like this to work.
Specifications & pricing
| Maker | OpenAI — lab profile |
| Family | GPT-5 |
| Released | Aug 7, 2025 |
| Status | Legacy |
| Weights | Closed / proprietary API |
| License | Proprietary |
| Knowledge cutoff | 2024-09-30 |
| Context window | 400,000 tokens |
| Max output | 128,000 tokens |
| Modalities in | text, image |
| Modalities out | text |
| API price (input) | $1.25 per 1M tokens |
| API price (output) | $10.00 per 1M tokens |
| Cached input | $0.12 per 1M |
| Blended (3:1 in:out) | $3.44 per 1M |
| Pricing source | Official pricing page (checked Oct 14, 2026) |
| API access | OpenAI API |
Benchmark results
| Benchmark | Score | Source | Date | Link |
|---|---|---|---|---|
| MMLU-Pro | 86.5 / 100 | BenchLM MMLU-Pro (Vals AI mirror) | Oct 14, 2026 | Source |
| SWE-bench Verified | 73.6 / 100 | TechTimes AI benchmarks | Oct 14, 2026 | Source |
How its League Score is built
| Component | Raw | Normalised | Weight | Date | Link |
|---|---|---|---|---|---|
| SWE-bench Verified | 73.6 | 50.2 | 20% | Oct 14, 2026 | Source |
| MMLU-Pro | 86.5 | 79.6 | 10% | Oct 14, 2026 | Source |
Normalised 0–100 against the tracked field; missing components redistribute their weight. Full rules on the methodology page.
Closest rivals
- GPT-5 vs GPT-5.6 Luna — full comparison or compare any pair
- GPT-5 vs Qwen3.5-397B-A17B — full comparison or compare any pair
- GPT-5 vs Mistral Medium 3.5 — full comparison or compare any pair
FAQ
How much does GPT-5 cost?
GPT-5 costs $1.25 per 1M input tokens and $10.00 per 1M output tokens on the first-party API (checked Oct 14, 2026).
What is the context window of GPT-5?
GPT-5 accepts up to 400,000 tokens of context.
Is GPT-5 open source?
No — GPT-5 is a closed model available through OpenAI’s API and products.
Data verified Oct 14, 2026. Spotted an error? Every figure above links to its source.