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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 · 25 providers · 1.2M structured outputs a day
#ProviderStructured outputs
a day
$ in / out
per M
Tokens/sUptime
1Together#0.25%53k$1.40 / $4.4094100.0%
2Basetenfp4#0.59%11k$1.40 / $4.407599.6%
3Fireworks Spotspot#0.62%339k$0.98 / $3.08—95.4%
4Fireworks#0.73%14k$1.40 / $4.407999.5%
6Morphfp8#0.80%7.3k$0.07 / $1.404399.1%
7io.netfp8#0.94%1.3k$0.33 / $3.206499.9%
8Fireworksfast#1.11%27k$2.10 / $6.6015299.0%
9DeepInfrafp4#1.21%7.4k$0.56 / $2.507199.2%
10AkashMLfp8#1.87%5.5k$0.19 / $4.409599.9%
11Amazon Bedrock#1.91%1.5k$1.68 / $5.2814782.0%
12Waferfp4#2.19%271k$0.07 / $1.4010899.8%
13Makorafp4#2.74%7.4k$0.14 / $3.008198.0%
14Mistralnvfp4/zdr#2.83%9.1k$1.40 / $4.4010099.9%
15Decartfp4#3.47%26k$0.84 / $2.69109100.0%
16Parasailfp8#4.00%7.1k$1.40 / $4.4010199.7%
17Sail Researchfp8#4.19%18k$0.50 / $2.0071100.0%
18Mistralnvfp4#4.34%3.8k$1.40 / $4.40136100.0%
19DigitalOcean#4.41%4.8k$0.91 / $2.867999.9%
20Crusoefp4#4.97%18k$1.40 / $4.40116100.0%
21CoreWeavefp8#5.29%3.9k$1.20 / $4.009897.4%
22Nebius Token Factoryfp4#6.30%1.1k$1.40 / $4.409897.6%
23inference.netfp4#6.90%83k$0.10 / $2.77128100.0%
24Baidu Qianfanfp8#7.11%3.8k$0.28 / $0.886699.7%
25Prime Intellect#10.28%9.0k$0.98 / $3.089699.8%
26Reka AI#10.83%3.7k$0.14 / $2.105099.3%
27Friendli#15.56%2.6k$1.26 / $3.96106100.0%
28DekaLLM#24.50%7.5k$0.18 / $2.9574100.0%

Also ignored, under 1,000 structured outputs a day: Cloudflare 4.76%, AtlasCloud (fp8) 11.24%, Venice 16.67%.

Recommended OpenRouter settings for GLM 5.3
{
  "provider": {
    "order": [
      "together",
      "baseten/fp4",
      "fireworks/spot"
    ],
    "ignore": [
      "decart/fp4",
      "parasail/fp8",
      "sail-research/fp8",
      "sail-research/us",
      "mistral/nvfp4",
      "digitalocean",
      "cloudflare",
      "crusoe/fp4",
      "coreweave/fp8",
      "nebius/fp4",
      "inference-net/fp4",
      "inference-net/us",
      "baidu/fp8",
      "primeintellect",
      "reka",
      "atlas-cloud/fp8",
      "friendli",
      "venice",
      "dekallm"
    ]
  }
}

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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 provider24.50%

of GLM 5.3's structured outputs fail on DekaLLM.

Best to worst96×

as often on DekaLLM as on Together, its best provider.

Every day24k

broken structured outputs a day across its 25 providers.

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