IBM Granite 4.2 3B vs Hy3: Specs & Benchmark Comparison

IBM Granite 4.2 3B is developed by IBM, while Hy3 comes from Tencent. Hy3 was released in July 2026, and IBM Granite 4.2 3B followed a month later in August 2026. Hy3 is the larger model at roughly 295 billion parameters, against 3 billion for IBM Granite 4.2 3B.

We have 13 benchmark results for IBM Granite 4.2 3B and 31 benchmark results for Hy3, but they overlap on a single test: GPQA, where Hy3 scores 90.4% against 54.8%.

IBM Granite 4.2 3B is available through an API at $0.03 per million input tokens with a 131K-token context window. We do not track a hosted API for Hy3, so pricing and context cannot be compared directly.

CharacteristicIBM Granite 4.2 3BHy3
CompanyIBMTencent
Release DateAugust 25, 2026July 6, 2026
Parameters3B295B
MultimodalNoNo
Context (input)131K
Context (output)131K
Input Price / 1M$0.03
Output Price / 1M$0.12
Average Score55.7%57.1%
Benchmarks
GPQA54.8%90.4%

Visual Benchmark Comparison

IBM Granite 4.2 3B
Hy3
GPQA0.5 vs 0.9
0.5
0.9

Verdict

IBM Granite 4.2 3B leads in 1 out of 2 comparison categories.

Overall Performance

Both models show comparable average scores: IBM Granite 4.2 3B — 0.6, Hy3 — 0.6.

Recency

IBM Granite 4.2 3B is newer: released 8/25/2026 vs 7/6/2026.

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Frequently Asked Questions

Which is better for coding — IBM Granite 4.2 3B or Hy3?
Direct comparison on the SWE-Bench benchmark is not available. We recommend reviewing other metrics on the comparison page.
Which model is cheaper — IBM Granite 4.2 3B or Hy3?
API pricing data is available on the individual model pages.
Which has a larger context window — IBM Granite 4.2 3B or Hy3?
Context window data is available on the individual model pages.

The IBM Granite 4.2 3B and Hy3 comparison is updated for 2026. Data includes benchmark results, API pricing, context window size and other specifications. For more detailed information, visit the IBM Granite 4.2 3B or Hy3 page. See also the complete list of AI model comparisons.