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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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Z.ai · 19 providers · 717k structured outputs a day
#ProviderStructured outputs
a day
$ in / out
per M
Tokens/sUptime
1Venicefp8#0.23%32k$1.40 / $4.4074100.0%
2Together#0.59%36k$1.40 / $4.4010399.6%
3Parasailfp4#0.61%16k$1.40 / $4.4014899.8%
4Baidu Qianfanfp8#0.74%29k$0.19 / $0.597599.9%
5Baidu Qianfanfp4/fast#0.99%4.6k$0.62 / $2.1788100.0%
6Decartfp4/fast#1.07%7.3k$1.20 / $8.00—90.3%
7Basetenfp8/fast#1.45%5.9k$2.10 / $6.6015499.5%
8Morphfp8#1.54%4.9k$0.07 / $1.404199.0%
9CoreWeavefp4#1.64%150k$0.62 / $2.4213099.8%
10Ambientfp8#1.81%6.2k$0.60 / $2.005498.3%
11Friendli#2.05%8.7k$1.40 / $4.4092100.0%
12Cloudflare#2.12%6.1k$0.19 / $8.00113100.0%
13Alibaba Cloud Int.fp8#2.30%9.0k$0.97 / $3.047099.4%
14StreamLakefp8#2.38%59k$0.28 / $0.8852100.0%
15Inceptronfp4#2.38%14k$1.40 / $4.405099.8%
16Basetenfp8#3.91%51k$1.40 / $4.405699.9%
17DeepInfrafp4#4.64%79k$0.56 / $1.804699.9%
18Mistralnvfp4/zdr#5.19%148k$1.40 / $4.408899.1%
19Nebius Token Factoryfp4#5.44%6.4k$1.40 / $4.4012289.1%
20Waferfp4#5.68%39k$0.01 / $6.80124100.0%
21Alibaba Cloud Int.fp8/fast#20.46%1.3k$2.31 / $7.269197.3%
22DigitalOcean#63.34%3.2k$0.70 / $2.206799.8%

Also ignored, under 1,000 structured outputs a day: GMICloud (fp8) 40.53%.

Recommended OpenRouter settings for GLM 5.2
{
  "provider": {
    "order": [
      "venice/fp8",
      "together",
      "parasail/fp4"
    ],
    "ignore": [
      "baseten/fp8",
      "deepinfra/fp4",
      "mistral/zdr",
      "nebius/fp4",
      "wafer",
      "alibaba/fast",
      "gmicloud/fp8",
      "digitalocean"
    ]
  }
}

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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.

Worst provider63.34%

of GLM 5.2's structured outputs fail on DigitalOcean.

Best to worst280×

as often on DigitalOcean as on Venice (fp8), its best provider.

Every day24k

broken structured outputs a day across its 19 providers.

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