Baidu API Pricing & Model Comparison
We track 3 Baidu models, with input pricing from $0.28 to $0.59 per million tokens. The line-up's blended rate runs 69% below the catalog average. Below: price, context, speed and value compared across the range.
For cost, Baidu's cheapest option is ERNIE X1 ($0.28 input / $1.10 output); the quality ceiling is ERNIE 5.1 at a quality score of 90. On a 50,000-turn-per-month support workload that is $56 versus $125 — the spread inside a single provider is often wider than the spread between providers.
On value (quality score ÷ output price) the pick of the Baidu range is ERNIE X1. The largest context window is 128K, shared by 3 models in the range, and the fastest output is ERNIE 4.5 at 90 tok/s. Modalities across the line-up: Text, Vision.
Models and pricing
Sorted by blended rate, cheapest first (3:1 input-to-output mix). Follow a model name for full specs and monthly cost estimates.
Frequently asked questions
Which Baidu model is cheapest?
ERNIE X1, at $0.28 input and $1.10 output per million tokens, with a quality score of 86.
What is Baidu's flagship model?
By quality score it is ERNIE 5.1 (90), priced at $0.59 input / $2.65 output with a 128K context window.
Does Baidu pricing change?
Yes. llmprice.app runs a daily collection job and refreshes these figures, but there can be a lag after a provider re-prices — confirm against Baidu's official pricing page before committing.
Prices and specs are collected daily by llmprice.app. Confirm against the official pricing page before production use.