granite-4.2-8b vs o3 Mini High

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

ibm-granite · A · Open weights
Params
8.8 B
Context
131,072
30d
80 K
apache-2.0 · commercial OK
openai · B · API-only
Input / 1M
$1.10
Output / 1M
$4.40
AA index
11
proprietary · 200K context

Specification comparison

Differences are highlighted; identical values are muted.

Specification granite-4.2-8b o3 Mini High
Deployment Open weights · also via API API-only (closed weights)
Parameters 8.8 B n/a — API-only
Architecture GraniteForCausalLM n/a — API-only
Context length 131,072 200,000
Licence apache-2.0 Proprietary
Commercial use Allowed Per API terms
Languages 12 n/a — API-only
Downloads 30d 80,469 n/a — API-only
Downloads all time 192 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 2026-08-07 n/a — API-only
API input price / 1M tokens $0.06 $1.10
API output price / 1M tokens $0.25 $4.40
Est. cost per 1M input + 1M output tokens $0.31 $5.50
Cached input / 1M tokens $0.015 $0.55
AA Intelligence Index 11.1 11
AA Coding Index 22.4 16.3
AA Agentic Index 1.3 0.9
Max output tokens 117,964 100,000
API providers 2 1
Tool calling Yes Yes
Reasoning mode Yes Yes

API cost

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

granite-4.2-8b $0.31
o3 Mini High $5.50

granite-4.2-8b is 17.7× cheaper at list price.

VRAM side by side

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

granite-4.2-8b · fp16 @ 128K ctx 40.9 GB / 24 GB
❌ Won’t fit

Adjacent comparisons