of Gemma 4 26B A4B's structured outputs fail on Google Vertex.
Updated October 31, 2026 · How we measure
Structured-output index
The same model breaks your pipeline's structured outputs 15× more often on some inference providers than on others. Find the best one for your pipelines.
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| # | Provider | Structured outputs a day | $ in / out per M | Tokens/s | Uptime | |
|---|---|---|---|---|---|---|
| 1 | Prime Intellectbf16# | 0.23% | 334k | $0.02 / $0.05 | 59 | 100.0% |
| 2 | AkashMLfp4# | 0.30% | 473k | $0.07 / $0.24 | 90 | 99.5% |
| 3 | DeepInfrafp8# | 0.40% | 375k | $0.07 / $0.34 | 66 | 99.9% |
| 4 | CoreWeavebf16# | 0.41% | 275k | $0.10 / $0.30 | 66 | 100.0% |
| 5 | Makora# | 0.46% | 1.1M | $0.07 / $0.24 | 158 | 100.0% |
| 6 | Parasailbf16# | 0.55% | 540k | $0.13 / $0.40 | 62 | 100.0% |
| 7 | Venicebf16# | 0.84% | 132k | $0.13 / $0.40 | 73 | 100.0% |
| 8 | NextBitbf16# | 0.94% | 3.5M | $0.07 / $0.23 | 73 | 100.0% |
| 9 | SiliconFlowfp8# | 2.05% | 74k | $0.14 / $0.40 | 48 | 94.1% |
| 10 | Darkbloom# | 3.06% | 2.2M | $0.02 / $0.10 | 47 | 99.1% |
| 11 | Google Vertex# | 7.49% | 323k | $0.15 / $0.60 | — | 95.0% |
Recommended OpenRouter settings for Gemma 4 26B A4B
{
"provider": {
"order": [
"primeintellect/bf16",
"akashml/fp4",
"deepinfra/fp8"
],
"ignore": [
"darkbloom",
"google-vertex/global"
]
}
}Give llms.txt to your agent
Get updates when its successor drops
And which provider to use.
For model makers
Broken structured outputs carry your model's name
Your users don't see the provider. They see your model failing.
as often on Google Vertex as on Prime Intellect (bf16), its best provider.
broken structured outputs a day across its 11 providers.
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