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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Doubao-Pro-128k

Frontier

128K-context Doubao Pro. Mid-tier of the Pro line — same model behind the 256K endpoint, sized to a more typical RAG window.

Doubao-Pro-128k is a frontier AI model from ByteDance. It costs $0.560 per million input tokens and $1.400 per million output tokens (blended $0.812/M), with a 128K-token context window.

Modalities textOfficial model page ↗Compare with another model →Estimate monthly cost →
INPUT
$0.560/M
per million input tokens
OUTPUT
$1.400/M
per million output tokens
BLENDED 70/30
$0.812/M
default reference rate · how it's calculated →
CONTEXT
128K
128,000 tokens
What it's good at
  • 128K context
  • Cheap Chinese chat
  • Volcengine integration
Typical use cases
  • Chinese RAG pipelines
  • Long-document chat
Benchmarks
vs. best public score
MMLU80%
Multitask academic knowledge across 57 subjects.
MATH70%
High-school competition math problems.
HumanEval75%
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 ByteDance
See all 5 →
Doubao-Pro-256k
Long Context · 256K ctx
in $0.560/Mout $1.400/M
Doubao-Pro-32k
Balanced · 32K ctx
in $0.110/Mout $0.280/M
Doubao-Lite-128k
Fast · 128K ctx
in $0.040/Mout $0.090/M
Doubao-Lite-32k
Budget · 32K ctx
in $0.040/Mout $0.090/M
Frequently asked questions

How much does Doubao-Pro-128k cost?

Doubao-Pro-128k costs $0.560 per million input tokens and $1.400 per million output tokens, for a blended reference rate of $0.812 per million tokens.

What is Doubao-Pro-128k's context window?

Doubao-Pro-128k supports up to 128K tokens of context (128,000 tokens).

What is Doubao-Pro-128k best for?

Doubao-Pro-128k is well suited to 128K context, Cheap Chinese chat and Volcengine integration.

Who makes Doubao-Pro-128k?

Doubao-Pro-128k is developed and served by ByteDance.