IBM: Granite 4.2 8B

Text input Text output
Author's Description

Granite 4.2 8B is a dense reasoning model from IBM. It is suited for mathematics, code generation, multilingual dialogue, and agentic workflows that need multi-step reasoning. It supports full, low-effort,...

Key Specifications
Cost
$$$
Context
131K
Parameters
8B
Released
Aug 31, 2026
Speed
Ability
Reliability
Supported Parameters

This model supports the following parameters:

Temperature Include Reasoning Reasoning Presence Penalty Top Logprobs Stop Tool Choice Response Format Logprobs Top P Frequency Penalty Tools Max Tokens Structured Outputs Seed
Features

This model supports the following features:

Reasoning Tools Response Format Structured Outputs
Performance Summary

IBM Granite 4.2 8B demonstrates moderate speed performance, ranking in the 26th percentile across benchmarks, and offers cost-effective solutions, placing in the 68th percentile for pricing. Notably, it exhibits exceptional reliability with a 99% success rate, consistently providing usable responses. The model excels in specific areas, achieving perfect accuracy in Hallucinations (Baseline), indicating a strong ability to acknowledge uncertainty. It also performs very well in Email Classification (99.0% accuracy) and Coding (91.0% accuracy), suggesting proficiency in structured data processing and programming tasks. Its Ethics performance is also strong at 98.0% accuracy. However, Granite 4.2 8B shows significant weaknesses in Reasoning (26.0% accuracy) and General Knowledge (75.0% accuracy), indicating challenges with complex problem-solving and broad factual recall. Its Instruction Following capability is moderate at 68.7% accuracy. While generally cost-effective, its duration for Instruction Following and Coding benchmarks is notably slow. Overall, the model is a reliable and cost-efficient option for tasks requiring precise classification, coding, and hallucination avoidance, but may struggle with highly complex reasoning or extensive general knowledge queries.

Model Pricing

Current Pricing

Feature Price (per 1M tokens)
Prompt $0.1
Completion $0.15
Input Cache Read $0.05

Price History

Available Endpoints
Provider Endpoint Name Context Length Pricing (Input) Pricing (Output)
CoreWeave
CoreWeave | ibm-granite/granite-4.2-8b-20260831 131K $0.1 / 1M tokens $0.15 / 1M tokens
Benchmark Results
Benchmark Category Reasoning Strategy Free Executions Accuracy Cost Duration
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