Context Window

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Granite 4.2 8B vs Openai Gpt 6 Sol

This page is context-first: how much text each model can take in one request. Full specs adds capabilities and limits; the pricing matrix below is only about $/million tokens from hosts that list both models.

Ibm

Model

Granite 4.2 8B

Tool calling

Context window

131K

131,072 tokens · ~98K words

Model page
Openai

Model

Openai Gpt 6 Sol

Image inputTool calling

Context window

1.1M

1,050,000 tokens · ~788K words

Model page

Context window · side by side

Bar length is relative to the larger of the two windows (100% = max of this pair). This is not pricing.

Granite 4.2 8B131K
Openai Gpt 6 Sol1.1M

Openai Gpt 6 Sol has about 8× the context window of the other in this pair.

Token calculator →Memory savings →

Openai Gpt 6 Sol has 701% more context capacity (1050K vs 131K tokens). Granite 4.2 8B is 97% cheaper on input.

Quick verdicts

Short takeaways — validate with your own workloads.

  • Long document processing

    Use Openai Gpt 6 Sol. Its 1050K context fits entire documents without chunking (vs 131K).

  • RAG / high-volume retrieval

    Use Granite 4.2 8B. Input tokens are 97% cheaper — critical when sending large retrieved contexts.

  • Long output (reports, code files)

    Use Openai Gpt 6 Sol. Its 128K max output lets you generate complete artifacts in one request.

Full specs

Context, output, capabilities, and dates. Green highlights the favorable value where we compute a winner.

SpecGranite 4.2 8BOpenai Gpt 6 Sol
Context window131,072 tokens (131K)1,050,000 tokens (1050K)
Max output tokens117,964 tokens (117K)128,000 tokens (128K)
Speed tierFastBalanced
VisionNoYes
Function callingYesYes
Extended thinkingYesYes
Prompt cachingYesYes
Batch APINoNo
Release dateAug 2026N/A

Pricing matrix

Dollar rates only: hosts that list both models, per 1M tokens. For how much text fits, use the context section above — not this table.

ProviderGranite 4.2 8B inGranite 4.2 8B outOpenai Gpt 6 Sol inOpenai Gpt 6 Sol out
Aws Bedrock——$2.20/M$11.00/M
Openrouter$0.060/M$0.250/M——

Frequently asked questions

Openai Gpt 6 Sol has a larger context window: 1050K tokens vs 131K. For long documents, large codebases, or extended agent sessions, the larger context window reduces the need to chunk inputs or summarize history.

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Without Mem0~128K tokens sent
Full history
Repeated info
Old context
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