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MiniCPM5-1B

Reasoning model

MiniCPM5-1B

Release date: 2026-05-01Updated: 2026-07-17 23:18:42.702320
Parameters
1.08B
Context length
128K
Chinese support
Supported
Reasoning ability

MiniCPM5-1B is a reasoning model from OpenBMB, released on 2026-05-01. It accepts text input and returns text output. The cataloged parameter count is 1.08B. The recorded context window is 128K. Cataloged capabilities include Reasoning model and Multilingual. The checkpoint is listed under the Apache 2.0 license, with the license link included in the model references. Use the linked references to confirm current access, licensing, and provider-specific limits.

Data sourced primarily from official releases (GitHub, Hugging Face, papers), then benchmark leaderboards, then third-party evaluators. Learn about our data methodology

MiniCPM5-1B

Model basics

Reasoning traces
Supported
Thinking modes
Thinking modes not supported
Context length
128K tokens
Max output length
No data
Model type
Reasoning model
Modality (in / out)
Text → Text
Release date
2026-05-01
Model file size
No data
MoE architecture
Yes
Total params / Active params
1.08B / N/A
Knowledge cutoff
No data
MiniCPM5-1B

Open source & experience

Code license
Weights license
Apache 2.0- Commercial use permitted
Live demo
No live demo
MiniCPM5-1B

Official resources

Paper
DataLearnerAI blog
No blog post yet
MiniCPM5-1B

API details

API speed
No data
No public API pricing yet.
MiniCPM5-1B

Benchmark Results

MiniCPM5-1B currently shows benchmark results led by BBH (13 / 21, score 71.89), MMLU Pro (122 / 132, score 48.85), GPQA Diamond (181 / 187, score 26.26). This page also consolidates core specs, context limits, and API pricing so you can evaluate the model from benchmark results and deployment constraints together.

Thinking

General Knowledge

3 evaluations
Benchmark / mode
Score
Rank/total
BBH
Thinking Mode
71.89
13 / 21
MMLU Pro
Thinking Mode
48.85
122 / 132
GPQA Diamond
Thinking Mode
26.26
181 / 187

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MiniCPM5-1B

Publisher

MiniCPM5-1B

Model Overview

MiniCPM5-1B is a reasoning model from OpenBMB, released on 2026-05-01.

It accepts text input and produces text output. Its cataloged capabilities include Reasoning model and Multilingual. The cataloged parameter count is 1.08B. The recorded context window is 128K.

The checkpoint is listed under the Apache 2.0 license, with the license link included in the model references. The evaluation section contains 3 cataloged benchmark results with their recorded modes and scores. The page links 3 release, model-card, repository, or provider references for checking the underlying claims. Specifications, availability, and prices can change; undisclosed values are intentionally left unstated.

MiniCPM5-1B

FAQ

What is MiniCPM5-1B?

MiniCPM5-1B is a reasoning model from OpenBMB, released on 2026-05-01. It accepts text input and returns text output. The cataloged parameter count is 1.08B. The recorded context window is 128K. Cataloged capabilities include Reasoning model and Multilingual. The checkpoint is listed under the Apache 2.0 license, with the license link included in the model references. Use the linked references to confirm current access, licensing, and provider-specific limits.

What input and output modalities does MiniCPM5-1B support?

The current model record lists text as input and text as output.

What are the main recorded specifications for MiniCPM5-1B?

The cataloged parameter count is 1.08B. The recorded context window is 128K. Fields without a source-backed value remain undisclosed.

Why is no API price shown for MiniCPM5-1B?

Open-weight checkpoint; no first-party hosted unit price is published for the exact checkpoint.

Are benchmark results available for MiniCPM5-1B?

The evaluation section contains 3 cataloged benchmark results with their recorded modes and scores. Compare only results that use the same benchmark version and evaluation mode.

Is MiniCPM5-1B open source?

The checkpoint is listed under the Apache 2.0 license, with the license link included in the model references. Review the linked license text before commercial or derivative use.

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