Compare/gpt-oss-20B (low) vs Olmo 3 7B Instruct

gpt-oss-20B (low)vsOlmo 3 7B Instruct

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

OpenAI

gpt-oss-20B (low)

Input
$0.06/M
Output
$0.2/M
Speed
321 tok/s
TTFT
0.46s
Allen Institute for AI

Olmo 3 7B Instruct

Input
$0.1/M
Output
$0.2/M
Speed
TTFT

Winner by Category

Cheaper
gpt-oss-20B (low)
Faster (tok/s)
gpt-oss-20B (low)
Lower Latency
Olmo 3 7B Instruct
Benchmarks (10-1)
gpt-oss-20B (low)

Pricing Comparison

Metricgpt-oss-20B (low)Olmo 3 7B Instruct
Input ($/M tokens)$0.06$0.1
Output ($/M tokens)$0.2$0.2
Cost for 1M input + 100K output tokens:
gpt-oss-20B (low)$0.08
Olmo 3 7B Instruct$0.12

Speed Comparison

Output Speed (tokens/s) — higher is better
gpt-oss-20B (low)
321 tok/s
Olmo 3 7B Instruct
Time to First Token (seconds) — lower is better
gpt-oss-20B (low)
0.46s
Olmo 3 7B Instruct

Benchmark Comparison

Data from Artificial Analysis API — 12 benchmarks

Intelligence Index
20.88.2
Coding Index
14.43.4
Math Index
62.341.3
GPQA Diamond
61.1%40.0%
MMLU-Pro
71.8%52.2%
LiveCodeBench
65.2%26.6%
AIME 2025
62.3%41.3%
MATH-500
Humanity's Last Exam
5.1%5.8%
SciCode
34.0%10.3%
IFBench
57.8%32.8%
TerminalBench
4.5%0.0%
gpt-oss-20B (low)10 wins
1 winsOlmo 3 7B Instruct

Frequently Asked Questions

Which is cheaper, gpt-oss-20B (low) or Olmo 3 7B Instruct?

gpt-oss-20B (low) is cheaper overall. Its blended price (3:1 input/output ratio) is $0.09/M tokens vs $0.13/M for Olmo 3 7B Instruct.

Which model performs better on benchmarks?

gpt-oss-20B (low) wins 10 out of 12 benchmarks compared to 1 for Olmo 3 7B Instruct. See the detailed benchmark chart above for per-category results.

Which is faster for real-time applications?

gpt-oss-20B (low) generates tokens faster at 321 tok/s vs 0 tok/s. However, Olmo 3 7B Instruct has lower time-to-first-token (0.00s vs 0.46s).

When should I use gpt-oss-20B (low) vs Olmo 3 7B Instruct?

Choose based on your priorities: gpt-oss-20B (low) for lower cost, gpt-oss-20B (low) for stronger benchmark performance, and gpt-oss-20B (low) for faster generation. For latency-sensitive apps, check the TTFT comparison above.