Compare/Granite 4.1 30B vs GPT-5.5 (high)

Granite 4.1 30BvsGPT-5.5 (high)

Side-by-side comparison of pricing, 12 benchmarks, and generation speed.

IBM

Granite 4.1 30B

Input
$0/M
Output
$0/M
Speed
TTFT
OpenAI

GPT-5.5 (high)

Input
$5/M
Output
$30/M
Speed
60 tok/s
TTFT
26.54s

Winner by Category

Cheaper
Granite 4.1 30B
Faster (tok/s)
GPT-5.5 (high)
Lower Latency
Granite 4.1 30B
Benchmarks (0-7)
GPT-5.5 (high)

Pricing Comparison

MetricGranite 4.1 30BGPT-5.5 (high)
Input ($/M tokens)$0$5
Output ($/M tokens)$0$30
Cost for 1M input + 100K output tokens:
Granite 4.1 30B$0.00
GPT-5.5 (high)$8.00

Speed Comparison

Output Speed (tokens/s) — higher is better
Granite 4.1 30B
GPT-5.5 (high)
60 tok/s
Time to First Token (seconds) — lower is better
Granite 4.1 30B
GPT-5.5 (high)
26.54s

Benchmark Comparison

Data from Artificial Analysis API — 12 benchmarks

Intelligence Index
14.758.9
Coding Index
10.158.5
Math Index
GPQA Diamond
48.1%93.2%
MMLU-Pro
LiveCodeBench
AIME 2025
MATH-500
Humanity's Last Exam
4.2%43.0%
SciCode
25.8%55.9%
IFBench
44.4%71.6%
TerminalBench
2.3%59.8%
Granite 4.1 30B0 wins
7 winsGPT-5.5 (high)

Frequently Asked Questions

Which is cheaper, Granite 4.1 30B or GPT-5.5 (high)?

Granite 4.1 30B is cheaper overall. Its blended price (3:1 input/output ratio) is $0.00/M tokens vs $11.25/M for GPT-5.5 (high).

Which model performs better on benchmarks?

GPT-5.5 (high) wins 7 out of 12 benchmarks compared to 0 for Granite 4.1 30B. See the detailed benchmark chart above for per-category results.

Which is faster for real-time applications?

GPT-5.5 (high) generates tokens faster at 60 tok/s vs 0 tok/s. Granite 4.1 30B also has lower time-to-first-token (0.00s vs 26.54s).

When should I use Granite 4.1 30B vs GPT-5.5 (high)?

Choose based on your priorities: Granite 4.1 30B for lower cost, GPT-5.5 (high) for stronger benchmark performance, and GPT-5.5 (high) for faster generation. For latency-sensitive apps, check the TTFT comparison above.