ERNIE-5.5-Flash-Preview

by Baidu

New
baidu/ernie-5.5-flash-preview
Input
$0.39/1M tokens
Output
$1.58/1M tokens
Context
1Mtokens
Max output
922Ktokens
Knows to
-
Released
10 Nov 2026

About

ERNIE 5.5 Flash Preview is the latest foundation model in the ERNIE family, with comprehensive improvements in coding, agentic capabilities, knowledge work, and deep research.

Pricing

Input$0.39per 1M prompt tokens
Output$1.58per 1M generated tokens, reasoning included
Cached input$0.04per 1M tokens read back from the prompt cache

What a request costs

Typical requestEachPer 1,000
Short chat reply1,500 in · 400 out$0.0012$1.22
Question over a long document40,000 in · 800 out$0.017$16.95
Agent tool step20,000 in · 1,200 out$0.0097$9.74

At the developer-API rate, before any provider promotion or prompt-cache saving. In the app, the model picker shows what a message costs on your plan before you send it.

Call it from code

OpenAI-compatible: point any OpenAI SDK at https://api.privateer.pro/v1 and set model. Keys are created in the app under Settings.

cURL
curl https://api.privateer.pro/v1/chat/completions \
  -H "Authorization: Bearer $PRIVATEER_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "baidu/ernie-5.5-flash-preview",
    "messages": [{ "role": "user", "content": "Hello" }]
  }'
Python
import os
from openai import OpenAI

client = OpenAI(
    base_url="https://api.privateer.pro/v1",
    api_key=os.environ["PRIVATEER_API_KEY"],
)
reply = client.chat.completions.create(
    model="baidu/ernie-5.5-flash-preview",
    messages=[{"role": "user", "content": "Hello"}],
)
print(reply.choices[0].message.content)
JavaScript
import OpenAI from "openai";

const client = new OpenAI({
  baseURL: "https://api.privateer.pro/v1",
  apiKey: process.env.PRIVATEER_API_KEY,
});
const reply = await client.chat.completions.create({
  model: "baidu/ernie-5.5-flash-preview",
  messages: [{ role: "user", content: "Hello" }],
});
console.log(reply.choices[0].message.content);

Parameters this model accepts

include_reasoningmax_tokensreasoningreasoning_effortresponse_formatstructured_outputstemperaturetool_choicetoolstop_p

API reference → · How API billing works →

Prices are USD at the developer-API rate, as of 11 Nov 2026, rebuilt daily from the providers’ live catalogues. ← All models