Compare/LFM2.5-8B-A1B vs o3

LFM2.5-8B-A1Bvso3

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

Liquid AI

LFM2.5-8B-A1B

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

o3

Input
$2/M
Output
$8/M
Speed
138 tok/s
TTFT
6.73s

Winner by Category

Cheaper
LFM2.5-8B-A1B
Faster (tok/s)
o3
Lower Latency
LFM2.5-8B-A1B
Benchmarks (0-12)
o3

Pricing Comparison

MetricLFM2.5-8B-A1Bo3
Input ($/M tokens)$0$2
Output ($/M tokens)$0$8
Cost for 1M input + 100K output tokens:
LFM2.5-8B-A1B$0.00
o3$2.80

Speed Comparison

Output Speed (tokens/s) — higher is better
LFM2.5-8B-A1B
o3
138 tok/s
Time to First Token (seconds) — lower is better
LFM2.5-8B-A1B
o3
6.73s

Benchmark Comparison

Data from Artificial Analysis API — 12 benchmarks

Intelligence Index
38.4
Coding Index
5.638.4
Math Index
88.3
GPQA Diamond
51.3%82.7%
MMLU-Pro
85.3%
LiveCodeBench
80.8%
AIME 2025
88.3%
MATH-500
99.2%
Humanity's Last Exam
6.9%20.0%
SciCode
7.8%41.0%
IFBench
55.6%71.4%
TerminalBench
4.5%37.1%
LFM2.5-8B-A1B0 wins
12 winso3

Frequently Asked Questions

Which is cheaper, LFM2.5-8B-A1B or o3?

LFM2.5-8B-A1B is cheaper overall. Its blended price (3:1 input/output ratio) is $0.00/M tokens vs $3.50/M for o3.

Which model performs better on benchmarks?

o3 wins 12 out of 12 benchmarks compared to 0 for LFM2.5-8B-A1B. See the detailed benchmark chart above for per-category results.

Which is faster for real-time applications?

o3 generates tokens faster at 138 tok/s vs 0 tok/s. LFM2.5-8B-A1B also has lower time-to-first-token (0.00s vs 6.73s).

When should I use LFM2.5-8B-A1B vs o3?

Choose based on your priorities: LFM2.5-8B-A1B for lower cost, o3 for stronger benchmark performance, and o3 for faster generation. For latency-sensitive apps, check the TTFT comparison above.