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Comparison of MiniMax-M3, Reflection: Beam 1.0 501B A23B, Meta: Muse Spark Open
3 modelsMiniMaxAIMiniMax-M3Remove ×reflectionReflection: Beam 1.0 501B A23BRemove ×metaMeta: Muse Spark OpenRemove ×
What’s differentMiniMax-M3 is a native multimodal model with 1M context. It has ~428B parameters and ~23B activated parameters.Apache-2.0 text model with 501B total and 23B active parameters; ships BF16, FP8 and NVFP4 weights.OpenRouter lists a 1,048,576-token context and up to 943,718 output tokens for this open-weight model aimed at agentic coding.
DateJun 2, 2026ListedOct 16, 2026ReleasedOct 15, 2026Released
Listed rate$0.28 in / $1.10 out/ 1M tokensdeepinfra · via Hugging Face · all routes ↗$0.25 in / $1.00 out/ 1M tokensNebius · via OpenRouter · all routes ↗nebius/fp8 · quantization=fp8$1.25 in / $4.25 out/ 1M tokensbaseten · via Hugging Face · all routes ↗
Provider endpoints7 endpoints →6 endpoints →8 endpoints →
AA Intelligence ↗4.3.2Not reported30.33 ↗Effort not specifiedIndependent result38.87 ↗Effort: xhigh · XhighIndependent result
AA-Briefcase ↗1.1Not reported976.2 ↗Effort not specifiedIndependent result1,279.37 ↗Effort: xhigh · XhighIndependent result
GDPval-AA ↗2.1Not reported1,177.08 ↗Effort not specifiedIndependent result1,401.12 ↗Effort: xhigh · XhighIndependent result
AutomationBench-AA ↗AA Index 4.3.2 collectionNot reported48.46% ↗Effort not specifiedIndependent result49.71% ↗Effort: xhigh · XhighIndependent result
Terminal-Bench 4.0 · AA ↗Not reported3.03% ↗Effort not specifiedHarness unreportedIndependent result8.08% ↗Effort: xhigh · XhighHarness unreportedIndependent result
SciCode ↗AA Index 4.3.2 collectionNot reported48.5% ↗AA · Under reviewEffort not specifiedIndependent result58.45% ↗AA · Under reviewEffort: xhigh · XhighIndependent result
Humanity’s Last Exam ↗AA Index 4.3.2 collectionNot reported34.66% ↗Effort not specifiedIndependent result43.88% ↗Effort: xhigh · XhighIndependent result
GDP.pdf ↗AA Index 4.3.2 collectionNot reported11.6% ↗Effort not specifiedIndependent result18.6% ↗Effort: xhigh · XhighIndependent result
CritPt ↗AA Index 4.3.2 collectionNot reported13.14% ↗AA · Under reviewEffort not specifiedIndependent result14.86% ↗AA · Under reviewEffort: xhigh · XhighIndependent result
AA-Omniscience ↗AA Index 4.3.2 collectionNot reported1.5 ↗Effort not specifiedIndependent result24.65 ↗Effort: xhigh · XhighIndependent result
AA-LCR ↗1.1Not reported78% ↗Effort not specifiedIndependent result78.33% ↗Effort: xhigh · XhighIndependent result
LiveBench ↗2.0 · 2026-10-14 (dataset 2026-09-02)Not reported55.5% ↗Effort: max · single run · equal mean of 7 suitesIndependent result57.57% ↗Effort: max · single run · equal mean of 7 suitesIndependent result
LiveBench Design ↗2.0 · 2026-10-14 (dataset 2026-09-02)Not reported67.9% ↗Effort: max · single runIndependent result60.3% ↗Effort: max · single runIndependent result
LiveBench Research ↗2.0 · 2026-10-14 (dataset 2026-09-02)Not reported72.8% ↗Effort: max · single runIndependent result80.3% ↗Effort: max · single runIndependent result
LiveBench Browser Use ↗2.0 · 2026-10-14 (dataset 2026-09-02)Not reported0% ↗Effort: max · single runIndependent result36% ↗Effort: max · single runIndependent result
LiveBench Coding ↗2.0 · 2026-10-14 (dataset 2026-09-02)Not reported83.9% ↗Effort: max · single runIndependent result73.6% ↗Effort: max · single runIndependent result
LiveBench Agentic ↗2.0 · 2026-10-14 (dataset 2026-09-02)Not reported17.3% ↗Effort: max · single runIndependent result18.9% ↗Effort: max · single runIndependent result
LiveBench Data Analysis ↗2.0 · 2026-10-14 (dataset 2026-09-02)Not reported66.4% ↗Effort: max · single runIndependent result60.2% ↗Effort: max · single runIndependent result
LiveBench Reasoning ↗2.0 · 2026-10-14 (dataset 2026-09-02)Not reported80.2% ↗Effort: max · single runIndependent result73.7% ↗Effort: max · single runIndependent result
Context window1M1M1M
Max output—943.7K943.7K
Parameters—501B—
Tool callingSupportedSupportedSupported
Structured outputSupportedSupportedSupported
Image inputSupportedNot reportedSupported
Audio inputNot reportedNot reportedSupported
Video inputNot reportedNot reportedSupported
ReasoningNot reportedSupportedSupported
Prompt cachingNot reportedSupportedSupported
Open weightsSupportedSupportedSupported

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