Arena Elo 1471Human-preference rating · LMArena (shown where the model is ranked)
Capabilities
7-day heat trend
−19.2%Pricing breakdown
Typical 3:1 output-to-input mix, per 1M tokens
Estimated monthly cost by workload
Market position
- Cheaper than 18% of tracked models
- Faster than 30% of tracked models
- Efficiency rank: #990 of 1105
Best suited for
General-purpose text generation, chat, summarization and content workloads where broad capability and low cost matter most.
About ernie-5.1
ERNIE 5.1 is Baidu Qianfan's efficient flagship text model with strong reasoning, coding, and long-context generation.
ernie-5.1 is a Text model from Baidu Qianfan (CN). HotON.ai tracks it at $0.56 per 1M input tokens and $2.50 per 1M output tokens, with a 131K-token context window, ~138 tokens/sec throughput and 96.2% availability. Its composite efficiency score is 88/100 at an estimated $0.002 per successful task.
Compare ernie-5.1
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Frequently asked questions
How much does ernie-5.1 cost per 1M tokens?+
ernie-5.1 is tracked at $0.56 per 1M input tokens and $2.50 per 1M output tokens. A typical 3:1 output-to-input workload blends to roughly $2.02 per 1M tokens. Figures are illustrative demo data.
What is ernie-5.1 best for?+
General-purpose text generation, chat, summarization and content workloads where broad capability and low cost matter most.
How fast is ernie-5.1?+
ernie-5.1 delivers about 138 tokens/sec with 96.2% tracked availability, suitable for latency-sensitive, real-time applications.
Is ernie-5.1 cheaper than other AI models?+
Within the HotON.ai tracked set, ernie-5.1 is cheaper than 18% of models on input price and ranks #990 of 1105 by overall efficiency.
Related models
Pricing is real (via the TestKey catalog, updated daily). Quality (Arena Elo) is real where the model is ranked on LMArena. Speed, availability and efficiency are modeled estimates.