IBM
·Released on Apr 30, 2026

Granite 4.1 8B API Benchmarks, Pricing & Provider Data

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Granite 4.1 8B is a dense, decoder-only 8-billion-parameter language model from IBM, part of the Granite 4.1 family. It supports a 131K-token context window and is designed for enterprise tasks...

Category Performance

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

Coverage
2 / 8
Methodology
V3.0
Category PerformanceObserved-capability estimates with uncertainty reported separately from independent benchmark families.Agents-Coding38.2Reasoning39.2Knowledge-Math-Multilingual-Multimodal-Instruction following-
#1Reasoning39.2Provisional1/4 Measured dimensions
80% interval: 25.353.1
abstract logicPrior only
scientific causal39.2
gpqa · gpqa / hle · hle
multistep constraintsPrior only
evidence verificationPrior only
#2Coding38.2Provisional1/4 Measured dimensions
80% interval: 22.254.1
code generation38.2
scicode · scicode
repository engineeringPrior only
debugging testingPrior only
tooling qualityPrior only
No data:AgentsKnowledgeMathMultilingualMultimodalInstruction following

Specifications

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

INPUT
131.1Ktokens
157.3 pages of text
OUTPUT
131.1Ktokens
8K128K1M4M
131.1K

Features

Technical Details

Input
Output
Total parameters
8B
Released
Apr 2026
Tokenizer
Other
Architecture
text->text
Moderated
No
Supported parameters
frequency_penaltylogprobsmax_tokenspresence_penaltyrepetition_penaltyresponse_formatseedstopstructured_outputstemperaturetool_choicetoolstop_ktop_logprobstop_p

Rankings

Excels at

Detailed scores

Updated: Aug 23, 2026

Speed & latency

undefined metric} other undefined metrics}}

Output speed124.8 tok/s#25 / 74Time to first token0.45 s#6 / 74
Output speed
LMSpeed rank#25
Score124.8 tok/s
UpdatedAug 23, 2026
Confidence4
Time to first token
LMSpeed rank#6
Score0.45 s
UpdatedAug 23, 2026
Confidence4

Pricing

undefined metric} other undefined metrics}}

Input price$0.050/M#2 / 180Output price$0.100/M#1 / 180
Input price
LMSpeed rank#2
Score$0.050/M
UpdatedAug 23, 2026
Confidence4
Output price
LMSpeed rank#1
Score$0.100/M
UpdatedAug 23, 2026
Confidence4

Agents

V3.0

undefined metric} other undefined metrics}} · No data

No data80% interval30.8–69.20/4 Measured dimensions
Dimensions and evidence
Planning & decompositionPrior only
Tool usePrior only
Environment & long-horizon executionPrior only
Recovery & completion reliabilityPrior only

Coding

V3.0

undefined metric} other undefined metrics}} · Provisional

Score38.280% interval22.2–54.11/4 Measured dimensionsSciCode21.8%#190 / 204
Dimensions and evidence
Code generation38.2
undefined family} other undefined families}} · undefined metric} other undefined metrics}}
scicode · scicode · z -1.72 · q 1.00
Repository engineeringPrior only
Debugging & testingPrior only
Tool-assisted development & qualityPrior only
SciCodeV3 evidence
LMSpeed rank#190
Score21.8%
UpdatedAug 23, 2026
Confidence4

Reasoning

V3.0

undefined metric} other undefined metrics}} · Provisional

Score39.280% interval25.3–53.11/4 Measured dimensionsGPQA43.3%#192 / 211HLE3.8%#183 / 208
Dimensions and evidence
Abstract logicPrior only
Scientific & causal reasoning39.2
undefined family} other undefined families}} · undefined metric} other undefined metrics}}
gpqa · gpqa · z -1.39 · q 1.00
hle · hle · z -0.91 · q 1.00
Multi-step constraintsPrior only
Evidence integration & verificationPrior only
GPQAV3 evidence
LMSpeed rank#192
Score43.3%
UpdatedAug 23, 2026
Confidence4
HLEV3 evidence
LMSpeed rank#183
Score3.8%
UpdatedAug 23, 2026
Confidence4

Knowledge

V3.0

undefined metric} other undefined metrics}} · No data

No data80% interval30.8–69.20/4 Measured dimensions
Dimensions and evidence
Broad knowledgePrior only
Professional knowledgePrior only
FactualityPrior only
Retrieval & open-book usePrior only

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}} · No data

No data80% interval30.8–69.20/4 Measured dimensions
Dimensions and evidence
Perception & OCRPrior only
Document & spatial understandingPrior only
Visual reasoningPrior only
Video & grounded actionPrior only

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
CoreWeave
coreweave/bf16
$0.050/M$0.100/M100%undefined tokens / undefined tokens

Alternatives & Similar Models

Also known as

ibm-granite/granite-4.1-8b

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

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