Meta
·Released on Jul 16, 2026

Muse Spark 1.1 API Benchmarks, Pricing & Provider Data

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Muse Spark 1.1 is a multimodal reasoning model from Meta, built for agentic tasks. It accepts text, images, video, audio, and PDF documents and returns text, with a 1M-token context...

Quality
#14of 112
72.0
LMSpeed score

Category Performance

Observed-capability estimates with uncertainty reported separately from independent benchmark families.

Coverage
5 / 8
Methodology
V3.0
Category PerformanceObserved-capability estimates with uncertainty reported separately from independent benchmark families.Agents61.6Coding58Reasoning57.5Knowledge63.3Math-Multilingual-Multimodal56.5Instruction following-
#1Knowledge63.3Provisional1/4 Measured dimensions
80% interval: 49.377.3
broad knowledge63.3
aa_omniscience · aa_omniscience_index / benchlm_category_knowledge · benchlm_category_knowledge
professional knowledgePrior only
factualityPrior only
retrieval open bookPrior only
#2Agents61.6RatedGlobal rank #103/4 Measured dimensions
80% interval: 54.268.9
planningPrior only
tool use77.1
mcp_atlas · mcp_atlas / toolathlon · toolathlon
environment execution59.7
deep_search_qa · deep_search_qa / enterprise_ops_gym · aa_enterprise_ops_gym / gdpval_aa · benchlm_agentic_gdpval_aa / osworld · os_world2 / osworld · os_world_verified / terminalbench · benchlm_agentic_terminal_bench2
recovery reliability48
cyber_gym · cyber_gym / exploit_gym · exploit_gym / harvey_lab · aa_harvey_lab / jobbench · job_bench
#3Coding58Estimated3/4 Measured dimensions
80% interval: 48.867.3
code generation62.8
scicode · scicode
repository engineering55.1
swe_pro · swe_pro
debugging testingPrior only
tooling quality56.2
terminalbench · benchlm_coding_terminal_bench2
#4Reasoning57.5Estimated2/4 Measured dimensions
80% interval: 47.467.7
abstract logicPrior only
scientific causal61.5
critpt · critpt / gpqa · gpqa / hle · hle / hle · hle_no_tools
multistep constraintsPrior only
evidence verification53.5
lcr · lcr / mrcr · mrcr1m
#5Multimodal56.5Provisional1/4 Measured dimensions
80% interval: 40.472.6
perception ocrPrior only
document spatial56.5
charxiv · charxiv
visual reasoningPrior only
video actionPrior only
No data:MathMultilingualInstruction following

Specifications

Input and output token limits for this model, plus how it ranks on long-context understanding.

INPUT
1.0Mtokens
1.3K pages of text
OUTPUT
943.7Ktokens
8K128K1M4M
1.0M

Features

Technical Details

Input
Output
Released
Jul 2026
Documentation
Tokenizer
Other
Architecture
text+image+file+audio+video->text
Moderated
Yes
Supported parameters
include_reasoningmax_tokensreasoningreasoning_effortrepetition_penaltyresponse_formatstructured_outputstemperaturetool_choicetoolstop_ktop_p

Rankings

Excels at

It's decent at

Falls behind in

Detailed scores

Updated: Sep 13, 2026

Overall

undefined metric} other undefined metrics}}

Overall score72.0#14 / 112DeepSWE53.3#17 / 21
Overall score
LMSpeed rank#14
Score72.0
UpdatedSep 13, 2026
Confidence3
DeepSWE
LMSpeed rank#17
Score53.3
UpdatedSep 10, 2026
Confidence3

Pricing

undefined metric} other undefined metrics}}

Input price$1.25/M#123 / 186Output price$4.25/M#116 / 186
Input price
LMSpeed rank#123
Score$1.25/M
UpdatedSep 13, 2026
Confidence4
Output price
LMSpeed rank#116
Score$4.25/M
UpdatedSep 13, 2026
Confidence4

Agents

V3.0

undefined metric} other undefined metrics}} · Rated

Score61.6#1080% interval54.2–68.93/4 Measured dimensionsAgentic score76.1#24 / 77Terminal-Bench 2.080.0#10 / 53
Dimensions and evidence
Planning & decompositionPrior only
Tool use77.1
undefined family} other undefined families}} · undefined metric} other undefined metrics}}
mcp_atlas · mcp_atlas · z 1.81 · q 1.00
toolathlon · toolathlon · z 3.00 · q 1.00
Environment & long-horizon execution59.7
undefined family} other undefined families}} · undefined metric} other undefined metrics}}
deep_search_qa · deep_search_qa · z 0.11 · q 1.00
enterprise_ops_gym · aa_enterprise_ops_gym · z 0.44 · q 1.00
gdpval_aa · benchlm_agentic_gdpval_aa · z 0.53 · q 1.00
osworld · os_world2 · z -0.30 · q 1.00
osworld · os_world_verified · z 0.80 · q 1.00
terminalbench · benchlm_agentic_terminal_bench2 · z 1.21 · q 1.00
Recovery & completion reliability48
undefined family} other undefined families}} · undefined metric} other undefined metrics}}
cyber_gym · cyber_gym · z -1.60 · q 1.00
exploit_gym · exploit_gym · z -2.81 · q 0.58
harvey_lab · aa_harvey_lab · z 0.58 · q 1.00
jobbench · job_bench · z 1.00 · q 1.00
Agentic score
LMSpeed rank#24
Score76.1
UpdatedSep 13, 2026
Confidence3
Terminal-Bench 2.0V3 evidence
LMSpeed rank#10
Score80.0
UpdatedSep 13, 2026
Confidence3
MCP AtlasV3 evidence
LMSpeed rank#1
Score88.1
UpdatedSep 13, 2026
Confidence3
ToolathlonV3 evidence
LMSpeed rank#1
Score75.6
UpdatedSep 13, 2026
Confidence3
OSWorld-VerifiedV3 evidence
LMSpeed rank#7
Score80.8
UpdatedSep 13, 2026
Confidence3
DeepSearchQAV3 evidence
LMSpeed rank#7
Score84.9
UpdatedSep 13, 2026
Confidence3
CyberGymV3 evidence
LMSpeed rank#13
Score59.0
UpdatedSep 13, 2026
Confidence3
Finance Agent v2
LMSpeed rank#3
Score57.2
UpdatedSep 13, 2026
Confidence3
OSWorld 2.0V3 evidence
LMSpeed rank#13
Score14.2
UpdatedSep 13, 2026
Confidence3
JobBenchV3 evidence
LMSpeed rank#2
Score54.7
UpdatedSep 13, 2026
Confidence3
Cybench
LMSpeed rank#1
Score92.9
UpdatedSep 13, 2026
Confidence3
ExploitGymV3 evidence
LMSpeed rank#7
Score0.8
UpdatedSep 13, 2026
Confidence3
AA Agentic Index
LMSpeed rank#31
Score27.5
UpdatedSep 13, 2026
Confidence3
GDPval-AA
LMSpeed rank#28
Score39.7
UpdatedSep 13, 2026
Confidence3
GDPval-AAV3 evidence
LMSpeed rank#24
Score1375.0
UpdatedSep 13, 2026
Confidence3
WebArena-Verified
LMSpeed rank#1
Score69.0
UpdatedSep 13, 2026
Confidence3
Terminal-Bench 2.1 (Vals)
LMSpeed rank#19
Score69.3
UpdatedSep 13, 2026
Confidence3
Benchlm_agentic_deep_swe
LMSpeed rank#1
Score53.3
UpdatedSep 13, 2026
Confidence3
AA Harvey LABV3 evidence
LMSpeed rank#4
Score93.1
UpdatedAug 28, 2026
Confidence2
AA EnterpriseOps-GymV3 evidence
LMSpeed rank#7
Score47.2
UpdatedAug 28, 2026
Confidence2
AA AutomationBench
LMSpeed rank#17
Score42.8
UpdatedAug 20, 2026
Confidence2

Coding

V3.0

undefined metric} other undefined metrics}} · Estimated

Score5880% interval48.8–67.33/4 Measured dimensionsSciCode58.8%#5 / 89Coding score56.6#34 / 87
Dimensions and evidence
Code generation62.8
undefined family} other undefined families}} · undefined metric} other undefined metrics}}
scicode · scicode · z 1.53 · q 1.00
Repository engineering55.1
undefined family} other undefined families}} · undefined metric} other undefined metrics}}
swe_pro · swe_pro · z 0.78 · q 1.00
Debugging & testingPrior only
Tool-assisted development & quality56.2
undefined family} other undefined families}} · undefined metric} other undefined metrics}}
terminalbench · benchlm_coding_terminal_bench2 · z 0.85 · q 1.00
SciCodeV3 evidence
LMSpeed rank#5
Score58.8%
UpdatedSep 13, 2026
Confidence4
Coding score
LMSpeed rank#34
Score56.6
UpdatedSep 13, 2026
Confidence3
Terminal-Bench 2.0V3 evidence
LMSpeed rank#9
Score80.0
UpdatedSep 13, 2026
Confidence3
SWE-bench ProV3 evidence
LMSpeed rank#14
Score61.5
UpdatedSep 13, 2026
Confidence3
AA Coding Index
LMSpeed rank#20
Score71.3
UpdatedSep 13, 2026
Confidence3
AA-SciCodeV3 evidence
LMSpeed rank#4
Score58.8
UpdatedSep 13, 2026
Confidence3
LiveCodeBench (Vals)
LMSpeed rank#18
Score85.9
UpdatedSep 13, 2026
Confidence3
SWE-bench (Vals)
LMSpeed rank#18
Score82.0
UpdatedSep 13, 2026
Confidence3

Reasoning

V3.0

undefined metric} other undefined metrics}} · Estimated

Score57.580% interval47.4–67.72/4 Measured dimensionsGPQA89.8%#37 / 218HLE46.2%#14 / 216
Dimensions and evidence
Abstract logicPrior only
Scientific & causal reasoning61.5
undefined family} other undefined families}} · undefined metric} other undefined metrics}}
critpt · critpt · z 0.66 · q 1.00
gpqa · gpqa · z 0.86 · q 1.00
hle · hle · z 1.03 · q 1.00
hle · hle_no_tools · z 1.04 · q 1.00
Multi-step constraintsPrior only
Evidence integration & verification53.5
undefined family} other undefined families}} · undefined metric} other undefined metrics}}
lcr · lcr · z 0.28 · q 1.00
mrcr · mrcr1m · z 0.17 · q 0.75
GPQAV3 evidence
LMSpeed rank#37
Score89.8%
UpdatedSep 13, 2026
Confidence4
HLEV3 evidence
LMSpeed rank#14
Score46.2%
UpdatedSep 13, 2026
Confidence4
MRCR 1MV3 evidence
LMSpeed rank#5
Score54.1
UpdatedSep 13, 2026
Confidence3
AA-LCRV3 evidence
LMSpeed rank#37
Score77.7
UpdatedSep 13, 2026
Confidence3
CritPtV3 evidence
LMSpeed rank#26
Score15.1
UpdatedSep 13, 2026
Confidence3
Reasoning score
LMSpeed rank#25
Score74.4
UpdatedSep 13, 2026
Confidence3

Knowledge

V3.0

undefined metric} other undefined metrics}} · Provisional

Score63.380% interval49.3–77.31/4 Measured dimensionsKnowledge score90.6#3 / 83HLE w/o tools52.2#3 / 22
Dimensions and evidence
Broad knowledge63.3
undefined family} other undefined families}} · undefined metric} other undefined metrics}}
aa_omniscience · aa_omniscience_index · z 1.06 · q 1.00
benchlm_category_knowledge · benchlm_category_knowledge · z 1.25 · q 1.00
Professional knowledgePrior only
FactualityPrior only
Retrieval & open-book usePrior only
Knowledge scoreV3 evidence
LMSpeed rank#3
Score90.6
UpdatedSep 13, 2026
Confidence3
HLE w/o tools
LMSpeed rank#3
Score52.2
UpdatedSep 13, 2026
Confidence3
HealthBench Professional
LMSpeed rank#4
Score59.3
UpdatedSep 13, 2026
Confidence3
Artificial Analysis Intelligence IndexV3 evidence
LMSpeed rank#40
Score34.3
UpdatedSep 13, 2026
Confidence3
AA-GPQA Diamond
LMSpeed rank#36
Score89.8
UpdatedSep 13, 2026
Confidence3
AA-HLE
LMSpeed rank#12
Score46.2
UpdatedSep 13, 2026
Confidence3
AA-Omniscience IndexV3 evidence
LMSpeed rank#9
Score28.1
UpdatedSep 13, 2026
Confidence3
AA-Omniscience Accuracy
LMSpeed rank#12
Score52.1
UpdatedSep 13, 2026
Confidence3
AA-Omniscience Hallucination Rate
LMSpeed rank#78
Score50.0
UpdatedSep 13, 2026
Confidence3
GPQA Diamond (Vals)
LMSpeed rank#19
Score91.2
UpdatedSep 13, 2026
Confidence3
MMLU-Pro (Vals)
LMSpeed rank#14
Score88.7
UpdatedSep 13, 2026
Confidence3

Math

V3.0

undefined metric} other undefined metrics}} · No data

No data80% interval30.8–69.20/4 Measured dimensions
Dimensions and evidence
Foundational mathPrior only
Competition mathPrior only
Advanced proofsPrior only
Applied & tool-assisted mathPrior only

Multilingual

V3.0

undefined metric} other undefined metrics}} · No data

No data80% interval30.8–69.20/4 Measured dimensions
Dimensions and evidence
Cross-language understandingPrior only
Multilingual generationPrior only
Reasoning transferPrior only
Low-resource robustnessPrior only

Multimodal

V3.0

undefined metric} other undefined metrics}} · Provisional

Score56.580% interval40.4–72.61/4 Measured dimensionsMultimodal Grounded score77.5#16 / 56CharXiv88.4#8 / 30
Dimensions and evidence
Perception & OCRPrior only
Document & spatial understanding56.5
undefined family} other undefined families}} · undefined metric} other undefined metrics}}
charxiv · charxiv · z 1.01 · q 1.00
Visual reasoningPrior only
Video & grounded actionPrior only
Multimodal Grounded score
LMSpeed rank#16
Score77.5
UpdatedSep 13, 2026
Confidence3
CharXivV3 evidence
LMSpeed rank#8
Score88.4
UpdatedSep 13, 2026
Confidence3
BabyVision
LMSpeed rank#2
Score76.3
UpdatedSep 13, 2026
Confidence3
Design Arena Website
LMSpeed rank#22
Score1282.0
UpdatedSep 13, 2026
Confidence3

Instruction following

V3.0

undefined metric} other undefined metrics}} · No data

No data80% interval30.8–69.20/4 Measured dimensions
Dimensions and evidence
Constraint followingPrior only
Structured outputPrior only
Novel-instruction generalizationPrior only
Multi-turn & long instructionsPrior only

OpenRouter endpoints

1 endpoints

Third-party OpenRouter endpoint data, shown separately from LMSpeed measurements. Some 30-minute live performance fields only appear after syncing with an OpenRouter API key.

Provider endpointInputOutput1d uptime30m latency30m throughputContext / output
Meta
meta
$1.25/M$4.25/M100%undefined tokens / undefined tokens

Alternatives & Similar Models

Also known as

meta/muse-spark-1.1muse-spark-1.1

Rankings are based on community-submitted tests and periodic health probes. Advisory only, not official data.Standard benchmark data may include BenchLM and other public sources.

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