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Baidu: ERNIE 5.0

Baidu: ERNIE 5.0

byBaidu

ERNIE 5.0 is a reasoning model from Baidu released on Jan 22, 2026. It reads text, images and video and writes text, with a 128K token context window and up to 64K tokens per reply.

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It costs $0.84 per million input tokens and $3.37 per million output tokens.

It supports tool calling.

Modalities
In / out price
$0.84 / $3.37 per 1M
Context
128K
Max output
64K
Released
Jan 22, 2026
Knowledge cutoff
Jan 2025
  • Tool calling
  • Structured output
  • Reasoning
  • Prompt caching
  • Open weights
  • Free to use

ERNIE 5.0 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$0.84 / 1M tokens
Output$3.37 / 1M tokens

What ERNIE 5.0 costs per month

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

ERNIE 5.0 per month
$98.39
Without caching
$98.39
Per request
$0.0033

Supported request parameters

What you can set when you call ERNIE 5.0 through an OpenAI compatible API.

  • Toolstools
  • Reasoningreasoning
  • Temperaturetemperature

Alternatives to ERNIE 5.0

Models that take the same inputs and call tools, closest in price, cheaper ones first.

  • Qwen3.8 27B

    Index 33.7

    Reads text, images and video. Tool calling, structured output, reasoning. Served by 45 providers.

    by qwenAug 14, 2026262K context$0.45/M input tokens$3.20/M output tokens45 providers

  • Google: Gemini-3-Flash

    Reads text, images, audio and video. Tool calling, structured output, reasoning. Served by 4 providers.

    by googleDec 17, 2025$0.50/M input tokens$3/M output tokens4 providers

  • StepFun: Step 5 Preview

    Reads text, images and video. Tool calling, structured output, reasoning. Served by 11 providers.

    by stepfunSep 16, 2026$0.959/M input tokens$2.74/M output tokens11 providers

  • Qwen3.6 27B

    Reads text, images, audio and video. Tool calling, structured output, reasoning. Served by 26 providers.

    by qwenApr 22, 2026$0.60/M input tokens$3.60/M output tokens26 providers

  • Qwen3.5 397B-A17B

    Reads text, images, audio and video. Tool calling, structured output, reasoning. Served by 34 providers.

    by qwenJul 15, 2025$0.60/M input tokens$3.60/M output tokens34 providers

  • Google: Gemini 3.5 Flash Lite

    Index 22.2

    Reads text, images, files, audio and video. Tool calling, structured output, reasoning. Served by 25 providers.

    by googleJul 9, 20261.05M context$0.30/M input tokens$2.50/M output tokens25 providers

More from Baidu

  • CoBuddy

    Reads text. Tool calling, reasoning.

    by baiduMay 6, 2026$0.28/M input tokens$1.13/M output tokens

  • ERNIE 4.5 300B A47B

    Reads text. Tool calling, structured output.

    by baiduJan 1, 2026$0.28/M input tokens$1.10/M output tokens

  • ERNIE 4.5 21B A3B

    Reads text. Tool calling.

    by baiduJun 30, 2025$0.07/M input tokens$0.28/M output tokens

  • ERNIE 4.5 VL 424B A47B

    Reads text and images. Tool calling, reasoning. Served by 2 providers.

    by baiduJun 30, 2025$0.42/M input tokens$1.25/M output tokens2 providers

All Baidu models

ERNIE 5.0 questions

How much does the ERNIE 5.0 API cost?

$0.84 per million input tokens and $3.37 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 5.0?

128,000 tokens of input, and it can write up to 64,000 tokens in one reply. As a rough guide, a million tokens is around 750,000 English words.

Does ERNIE 5.0 support tool calling?

Yes. It accepts tool definitions, which is what an agent needs to call your APIs.

Is ERNIE 5.0 open source?

No. Baidu serves it through an API only, so you cannot download the weights or host it yourself.

When was ERNIE 5.0 released?

Jan 22, 2026, with training data up to Jan 2025.

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