AI Flash Report
Major Release OpenBMB · Released

MiniCPM5-1B

What is MiniCPM5-1B?

MiniCPM5-1B is a Major Release AI model from OpenBMB, released on May 25, 2026. It has a 128K tokens context window, costs $0.00 per million input tokens, and scores 81.0% on TAU2-bench. It is available as open source.

OpenBMB MiniCPM5-1B — AA Intelligence Index 17.9, 128K tokens context.

How much does MiniCPM5-1B cost?

MiniCPM5-1B pricing
Metric Price
input per mtok $0.00
output per mtok $0.00

Pricing data verified .

What context window does MiniCPM5-1B have?

Context window
128K tokens
Max output
128K
Input modalities
text
Output modalities
text

How does MiniCPM5-1B score on benchmarks?

MiniCPM5-1B benchmark scores
Benchmark Score
GPQA Diamond 27.8%
HLE 6.5%
SciCode 4.4%
TAU2-bench 81.0%
TerminalBench-Hard 0.0%
IF-Bench 49.3%
LiveCodeBench Reasoning 3.7%
AA Intelligence Index 18.2

Benchmark scores verified .

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