Qwen3.8-2.4T-A95B vs Claude Opus 4.8

API pricing, benchmark indices and specs — updated 19 October 2026.

Qwen · A · Open weights
Params
2,446.2 B
Context
262,144
30d
25 K
anthropic · B · API-only
Input / 1M
$5.00
Output / 1M
$25.00
AA index
41.8
proprietary · 1M context

Specification comparison

Differences are highlighted; identical values are muted.

Specification Qwen3.8-2.4T-A95B Claude Opus 4.8
Deployment Open weights · also via API API-only (closed weights)
Parameters 2,446.2 B n/a — API-only
Architecture Qwen3_5MoeForCausalLM n/a — API-only
Context length 262,144 1,000,000
Licence other Proprietary
Commercial use Unknown Per API terms
Languages — n/a — API-only
Downloads 30d 24,938 n/a — API-only
Downloads all time 101 K n/a — API-only
Quantizations on the Hub SAFETENSORS n/a — API-only
Gated No n/a — API-only
First seen on the Hub 2026-08-08 n/a — API-only
API input price / 1M tokens $2.00 $5.00
API output price / 1M tokens $6.00 $25.00
Est. cost per 1M input + 1M output tokens $8.00 $30.00
Cached input / 1M tokens $0.25 $0.50
AA Intelligence Index 39.9 41.8
AA Coding Index 71.9 74.3
AA Agentic Index 50.1 41.9
Max output tokens 909,000 128,000
API providers 5 5
Tool calling Yes Yes
Reasoning mode Yes Yes

API cost

Estimated cost of 1M input + 1M output tokens via OpenRouter

Qwen3.8-2.4T-A95B $8.00
Claude Opus 4.8 $30.00

Qwen3.8-2.4T-A95B is 3.8× cheaper at list price.

VRAM side by side

On RTX 4090 · 24 GB · 8K context unless noted

Qwen3.8-2.4T-A95B · fp16 @ 256K ctx 17,123.8 GB / 24 GB
❌ Won’t fit

Adjacent comparisons