Claude Fable 5$22.000/MClaude Opus 4.8$11.000/MClaude Opus 4.7$11.000/MClaude Opus 4.6$11.000/MClaude Opus 4.5$33.000/MClaude Sonnet 3.7$6.600/MClaude Opus 3$33.000/MClaude 2.1$12.800/MClaude 2$12.800/MGPT-5.5$12.500/MGPT-5.2$5.425/MGPT-5.2-Codex$5.425/MGPT-5$3.875/MGPT-4.5$97.500/MGPT-4 Turbo Preview$16.000/MGPT-4$39.000/MGPT-4-32k$78.000/Mo3$19.000/Mo3-mini$2.090/Mo4-mini$2.090/Mo1$28.500/Mo1-mini$5.700/Mo1-preview$28.500/MGemini 3.5 Pro$5.000/MGemini 3.1 Pro$5.000/MGemini 3 Pro$5.000/MGemini 2.5 Pro$3.875/MGemini 1.5 Pro$2.375/MGemini 1.0 Ultra$12.000/MGemini 1.0 Pro$0.800/MClaude Fable 5$22.000/MClaude Opus 4.8$11.000/MClaude Opus 4.7$11.000/MClaude Opus 4.6$11.000/MClaude Opus 4.5$33.000/MClaude Sonnet 3.7$6.600/MClaude Opus 3$33.000/MClaude 2.1$12.800/MClaude 2$12.800/MGPT-5.5$12.500/MGPT-5.2$5.425/MGPT-5.2-Codex$5.425/MGPT-5$3.875/MGPT-4.5$97.500/MGPT-4 Turbo Preview$16.000/MGPT-4$39.000/MGPT-4-32k$78.000/Mo3$19.000/Mo3-mini$2.090/Mo4-mini$2.090/Mo1$28.500/Mo1-mini$5.700/Mo1-preview$28.500/MGemini 3.5 Pro$5.000/MGemini 3.1 Pro$5.000/MGemini 3 Pro$5.000/MGemini 2.5 Pro$3.875/MGemini 1.5 Pro$2.375/MGemini 1.0 Ultra$12.000/MGemini 1.0 Pro$0.800/M
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BaiduFrontier

ERNIE 4.0 8K

Frontier

Standard ERNIE 4.0. Baidu's reference frontier-class Chinese model — slower than Turbo but unchanged quality.

ERNIE 4.0 8K is a frontier AI model from Baidu. It costs $4.200 per million input tokens and $12.600 per million output tokens (blended $6.720/M), with a 8K-token context window.

Modalities textOfficial model page ↗Compare with another model →Estimate monthly cost →
INPUT
$4.200/M
per million input tokens
OUTPUT
$12.600/M
per million output tokens
BLENDED 70/30
$6.720/M
default reference rate · how it's calculated →
CONTEXT
8K
8,000 tokens
What it's good at
  • Strong Chinese
  • Mature Baidu Cloud surface
Typical use cases
  • Chinese production chat
  • Search-grounded answers
Benchmarks
vs. best public score
MMLU76%
Multitask academic knowledge across 57 subjects.
HumanEval68%
Python function synthesis from docstrings.
Hand-curated from each provider's published reports and public leaderboards. Methodology varies across sources — treat as directional rather than authoritative.
More from Baidu
See all 3 →
ERNIE 4.0 Turbo 8K
Frontier · 8K ctx
in $3.500/Mout $10.500/M
ERNIE 3.5 8K
Balanced · 8K ctx
in $0.550/Mout $1.100/M
Frequently asked questions

How much does ERNIE 4.0 8K cost?

ERNIE 4.0 8K costs $4.200 per million input tokens and $12.600 per million output tokens, for a blended reference rate of $6.720 per million tokens.

What is ERNIE 4.0 8K's context window?

ERNIE 4.0 8K supports up to 8K tokens of context (8,000 tokens).

What is ERNIE 4.0 8K best for?

ERNIE 4.0 8K is well suited to Strong Chinese, Mature Baidu Cloud surface and Chinese production chat.

Who makes ERNIE 4.0 8K?

ERNIE 4.0 8K is developed and served by Baidu.