Qwen3-8B vs Qwen2.5-7B-Instruct
Specs, VRAM requirements and download trends — updated 10 November 2026.
Qwen · B · Open weights
Params
7.6 B
Context
32,768
30d
6.0 M
apache-2.0 · commercial OK
Specification comparison
Differences are highlighted; identical values are muted.
| Specification | Qwen3-8B | Qwen2.5-7B-Instruct |
|---|---|---|
| Deployment | Open weights | Open weights · also via API |
| Parameters | 8.2 B | 7.6 B |
| Architecture | Qwen3ForCausalLM | Qwen2ForCausalLM |
| Context length | 40,960 | 32,768 |
| Licence | apache-2.0 | apache-2.0 |
| Commercial use | Allowed | Allowed |
| Languages | — | 1 |
| Downloads 30d | 6,837,564 | 6,037,480 |
| Downloads all time | 137.6 M | 194.0 M |
| Quantizations on the Hub | SAFETENSORS | SAFETENSORS |
| Gated | No | No |
| First seen on the Hub | 2025-04-27 | 2024-09-16 |
| API input price / 1M tokens | not on OpenRouter | $0.10 |
| API output price / 1M tokens | not on OpenRouter | $0.20 |
| Est. cost per 1M input + 1M output tokens | not on OpenRouter | $0.30 |
| Cached input / 1M tokens | not on OpenRouter | — |
| AA Intelligence Index | not on OpenRouter | — |
| AA Coding Index | not on OpenRouter | — |
| AA Agentic Index | not on OpenRouter | — |
| Max output tokens | not on OpenRouter | 29,491 |
| API providers | not on OpenRouter | 1 |
| Tool calling | not on OpenRouter | Yes |
| Reasoning mode | not on OpenRouter | No |
API cost
Estimated cost of 1M input + 1M output tokens via OpenRouter
Qwen2.5-7B-Instruct
$0.30
Download trend
Daily snapshots, last 90 days (13 Aug – 10 Nov)
16.4 M5.4 M
Qwen3-8B
Qwen2.5-7B-Instruct
VRAM side by side
On RTX 4090 · 24 GB · 8K context unless noted
Qwen2.5-7B-Instruct · fp16
18.4 GB / 24 GB
Qwen3-8B · fp16
19.7 GB / 24 GB