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ERNIE 5.1
About ERNIE 5.1
ERNIE 5.1 is an AI model developed by Baidu, in the language category, released in 2026, made available as a proprietary (API-only) model. Baidu's successor to ERNIE 5.0, achieving leading foundational performance at its model scale while using only about 6% .
On this page you'll find ERNIE 5.1's full specifications, including 1 benchmark result. Review provider pricing and benchmark scores below, or compare ERNIE 5.1 head-to-head with other language models.
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ERNIE 5.1 benchmark scores▶
| Benchmark | Category | Score | Variant |
|---|---|---|---|
| AIME 2026 | math | 99.6% |
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Frequently asked questions
What is ERNIE 5.1? ▶
Baidu's successor to ERNIE 5.0, achieving leading foundational performance at its model scale while using only about 6% It is tracked on GenAIList with its specifications, benchmark scores and provider pricing.
Who created ERNIE 5.1? ▶
ERNIE 5.1 was developed by Baidu and released in 2026.
Is ERNIE 5.1 open source or proprietary? ▶
ERNIE 5.1 is a proprietary model. It is accessed through an API rather than by downloading the weights.
How much does ERNIE 5.1 cost? ▶
Pricing for ERNIE 5.1 depends on the provider. See the providers table on this page for the latest API rates.
How does ERNIE 5.1 perform on benchmarks? ▶
ERNIE 5.1 is benchmarked across 1 evaluation on GenAIList, including AIME 2026 (99.6%). See the full benchmark table below and compare it with other models.
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