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Baidu: ERNIE 4.5 300B A47B

Baidu: ERNIE 4.5 300B A47B

byBaidu

ERNIE 4.5 300B A47B is a language model from Baidu released on Jan 1, 2026. It reads text and writes text, with a 123K token context window and up to 12K tokens per reply.

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It costs $0.28 per million input tokens and $1.10 per million output tokens.

It supports tool calling and structured JSON output, and its weights are open, so you can host it yourself.

Modalities
In / out price
$0.28 / $1.10 per 1M
Context
123K
Max output
12K
Released
Jan 1, 2026
Knowledge cutoff
n/a
  • Tool calling
  • Structured output
  • Reasoning
  • Prompt caching
  • Open weights
  • Free to use

ERNIE 4.5 300B A47B pricing

USD, as listed on Oct 15, 2026. Most bills are input heavy, so the cached input rate matters as much as the headline price.

Input$0.28 / 1M tokens
Output$1.10 / 1M tokens

What ERNIE 4.5 300B A47B costs per month

Pick a workload close to yours or type your own volumes.

ERNIE 4.5 300B A47B per month
$32.55
Without caching
$32.55
Per request
$0.0011

Supported request parameters

What you can set when you call ERNIE 4.5 300B A47B through an OpenAI compatible API.

  • Toolstools
  • Structured outputsstructured_outputs
  • Temperaturetemperature

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ERNIE 4.5 300B A47B questions

How much does the ERNIE 4.5 300B A47B API cost?

$0.28 per million input tokens and $1.10 per million output tokens. The estimator on this page turns that into a monthly bill for your own workload.

What is the context window of ERNIE 4.5 300B A47B?

123,000 tokens of input, and it can write up to 12,000 tokens in one reply. As a rough guide, a million tokens is around 750,000 English words.

Does ERNIE 4.5 300B A47B support tool calling?

Yes. It accepts tool definitions and can return JSON that matches a schema, which is what an agent needs to call your APIs.

Is ERNIE 4.5 300B A47B open source?

Its weights are published, so you can run it on your own hardware or a cloud of your choice. Read the license before commercial use.

When was ERNIE 4.5 300B A47B released?

Jan 1, 2026.

Catalog data from models.dev (MIT licensed), refreshed daily, last on Oct 15, 2026. The summary is written from these facts.