AI Models · Open-Source vs Paid

Granite 4.2 8B Open vs Claude Haiku 4.5 Paid

Granite 4.2 8B vs Claude Haiku 4.5 compared — price per token, context window, multimodality, openness and which to choose. Can the open-source model replace the paid one? Full 2026 breakdown.

Prices & specs refreshed from live data · olud.ai

Open-model prices = cheapest provider via OpenRouter; official maker rates may be higher.

Granite 4.2 8BOpenIBM
$0.06 /M input
$0.25 /M outputNo per-token fees if you self-host
TypeOpen-weight
Context window131K tokens
MultimodalNo
Self-hostYes
Claude Haiku 4.5PaidAnthropic
$1 /M input
$5 /M outputManaged API (no infra to run)
TypeProprietary
Context window200K tokens
MultimodalYes
Self-hostNo
Choose Granite 4.2 8B if you want to self-host, keep your data private and skip per-token fees — it's open-weight and runs on your own hardware. Choose Claude Haiku 4.5 if you want frontier capability through a managed API with zero infrastructure to run.

Granite 4.2 8B vs Claude Haiku 4.5 specs

SpecGranite 4.2 8BClaude Haiku 4.5Winner
MakerIBMAnthropic
TypeOpen-weightProprietaryGranite 4.2 8B
Context window131K tokens200K tokensClaude Haiku 4.5
Input price$0.06/M · free self-host$1/MGranite 4.2 8B
Output price$0.25/M · free self-host$5/MGranite 4.2 8B
Vision / multimodalNoYesClaude Haiku 4.5
Tool / function callingYesYes= Tie
Self-hostableYesNo (API only)Granite 4.2 8B
LicenseApache 2.0ProprietaryGranite 4.2 8B

Price gap & when to choose each

20×cheaper per output token

Granite 4.2 8B is ~20× cheaper than Claude Haiku 4.5 on output tokens ($0.25 vs $5 per M tokens).

Choose Granite 4.2 8B if…
  • You want to self-host or run on your cloud
  • You prioritize data privacy & control
  • You want the lowest operating costs
  • You are building open or reproducible AI
Choose Claude Haiku 4.5 if…
  • You want frontier performance through a managed API
  • You need the longer 200K context window
  • You value reliability & ecosystem
  • You don't want to manage infrastructure

Feature comparison

CapabilityGranite 4.2 8BClaude Haiku 4.5
Open weights (downloadable)
Self-hostable
Runs fully offline
Vision / multimodal
Tool / function calling
1M+ context window

Benchmarks: Granite 4.2 8B vs Claude Haiku 4.5

Independent benchmark scores measured by Artificial Analysis. Higher is better (except latency).

Granite 4.2 8B delivers 13× more intelligence per dollar.
Granite 4.2 8B
Claude Haiku 4.5
Intelligence index
11.8
17.6
Coding index
22.4
43.9
GPQA
63.1%
67.2%
Humanity's Last Exam
9.7%
10.4%
Long Context Reasoning
45%
74.3%
SciCode
31.5%
42.2%
τ-Bench Banking
7.6%
9.3%
Terminal-Bench
18.4%
44.2%
Math index
83.7
MMLU-Pro
76%
LiveCodeBench
61.5%
AIME 2025
83.7%
IFBench
54.3%
τ²-Bench
54.7%
Terminal-Bench Hard
27.3%
Speed
95.3 tok/s
105.5 tok/s
Latency
0.25s
12.43s
Intelligence per $
110.3
8.8

Benchmark data by Artificial Analysis.

How Granite 4.2 8B and Claude Haiku 4.5 score

🏆 Best value & openness: Granite 4.2 8B (4.4 vs 3.1 / 5)
CriterionGranite 4.2 8BClaude Haiku 4.5
Cost-efficiency5.04.0
Context window3.54.0
Openness5.01.5
Self-hosting5.01.0
Multimodality3.55.0

Scores come from live data — output price (cost), context length, open vs closed weights (openness & self-hosting) and vision/tool support (multimodality). Raw task quality isn't scored here; it depends on your benchmark — see the verdict.

What each model is

Granite 4.2 8B Open

IBM · Open-weight

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,...

Claude Haiku 4.5 Paid

Anthropic · Proprietary

Claude Haiku 4.5 is Anthropic’s fastest and most efficient model, delivering near-frontier intelligence at a fraction of the cost and latency of larger Claude models. Matching Claude Sonnet 4’s performance...

Other models in these families

These variants are tracked but not compared here — one page per family keeps the comparison readable.

Other variants tracked
Granite 4.0 Micro
Other variants tracked
Claude Haiku 4.5 (batch)Claude 3 Haiku

Frequently asked questions

Is Granite 4.2 8B as good as Claude Haiku 4.5?

Granite 4.2 8B is open-weight and competitive on many tasks, but Claude Haiku 4.5 may still lead on the hardest reasoning and agentic work. The gap keeps narrowing — benchmark both on your actual use case before deciding.

Can I run Granite 4.2 8B locally?

Yes. Granite 4.2 8B has open weights, so you can self-host it on your own GPUs or run it via a low-cost API. Claude Haiku 4.5 is API-only and cannot be self-hosted.

How much cheaper is Granite 4.2 8B?

Granite 4.2 8B costs $0.25/M output vs $5/M for Claude Haiku 4.5 — roughly 20x cheaper via API, and free if you self-host.

Granite 4.2 8B vs Claude Haiku 4.5 — which should I pick in 2026?

Choose Granite 4.2 8B if you want to self-host, keep your data private and skip per-token fees — it's open-weight and runs on your own hardware. Choose Claude Haiku 4.5 if you want frontier capability through a managed API with zero infrastructure to run.

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