Compare/Step 3.7 Flash vs ERNIE 4.5 300B A47B

Step 3.7 FlashvsERNIE 4.5 300B A47B

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

StepFun

Step 3.7 Flash

Input
$0.2/M
Output
$1.15/M
Speed
393 tok/s
TTFT
0.75s
Baidu

ERNIE 4.5 300B A47B

Input
$0.28/M
Output
$1.1/M
Speed
TTFT

Winner by Category

Cheaper
Step 3.7 Flash
Faster (tok/s)
Step 3.7 Flash
Lower Latency
ERNIE 4.5 300B A47B
Benchmarks (6-6)
Tie

Pricing Comparison

MetricStep 3.7 FlashERNIE 4.5 300B A47B
Input ($/M tokens)$0.2$0.28
Output ($/M tokens)$1.15$1.1
Cost for 1M input + 100K output tokens:
Step 3.7 Flash$0.32
ERNIE 4.5 300B A47B$0.39

Speed Comparison

Output Speed (tokens/s) — higher is better
Step 3.7 Flash
393 tok/s
ERNIE 4.5 300B A47B
Time to First Token (seconds) — lower is better
Step 3.7 Flash
0.75s
ERNIE 4.5 300B A47B

Benchmark Comparison

Data from Artificial Analysis API — 12 benchmarks

Intelligence Index
29.79.0
Coding Index
37.3
Math Index
41.3
GPQA Diamond
80.9%81.1%
MMLU-Pro
77.6%
LiveCodeBench
46.7%
AIME 2025
41.3%
MATH-500
93.1%
Humanity's Last Exam
19.9%3.5%
SciCode
40.0%31.5%
IFBench
67.3%39.1%
TerminalBench
35.6%6.1%
Step 3.7 Flash6 wins
6 winsERNIE 4.5 300B A47B

Frequently Asked Questions

Which is cheaper, Step 3.7 Flash or ERNIE 4.5 300B A47B?

Step 3.7 Flash is cheaper overall. Its blended price (3:1 input/output ratio) is $0.44/M tokens vs $0.48/M for ERNIE 4.5 300B A47B.

Which model performs better on benchmarks?

It's a tie — both models win 6 benchmarks each across 12 evaluated categories. See the detailed benchmark chart above for per-category results.

Which is faster for real-time applications?

Step 3.7 Flash generates tokens faster at 393 tok/s vs 0 tok/s. However, ERNIE 4.5 300B A47B has lower time-to-first-token (0.00s vs 0.75s).

When should I use Step 3.7 Flash vs ERNIE 4.5 300B A47B?

Choose based on your priorities: Step 3.7 Flash for lower cost, both perform similarly on benchmarks, and Step 3.7 Flash for faster generation. For latency-sensitive apps, check the TTFT comparison above.