{
 "methodology_version": "2.0",
 "generated_at": "2026-10-30T00:44:27Z",
 "as_of": "2026-10-29T00:00:00Z",
 "valid_until": "2026-10-31T00:00:00Z",
 "window": {
  "start": "2026-10-22T00:00:00Z",
  "end": "2026-10-29T00:00:00Z",
  "days": 7,
  "observed_days": 7.0
 },
 "model": {
  "id": "nvidia/nemotron-3.5-lightning",
  "permaslug": "nvidia/nemotron-3.5-lightning-20260807",
  "name": "Nemotron 3.5 Lightning",
  "maker": "NVIDIA",
  "file": "models/nemotron-3.5-lightning.json"
 },
 "metric": "invalid_tool_call_rate",
 "status": "ok",
 "status_reason": null,
 "confidence": "high",
 "recommendation": {
  "order": [
   "darkbloom/int4"
  ],
  "ignore": [
   "io-net",
   "coreweave/bf16",
   "deepinfra/bf16"
  ]
 },
 "thresholds": {
  "min_tool_calls_per_day_to_recommend": 1000,
  "median_invalid_tool_call_rate": 0.079413,
  "ignore_at_or_above": 0.03
 },
 "choices": [
  {
   "id": "most_reliable",
   "also": [
    "lowest_cost",
    "highest_throughput",
    "highest_uptime"
   ],
   "label": "Most reliable, lowest cost, highest throughput, highest uptime",
   "criterion": "the lowest invalid tool-call rate; the lowest price, blended at 3 tokens in to 1 out; the highest median tokens per second; the highest uptime",
   "provider": "darkbloom/int4",
   "recommendation": {
    "order": [
     "darkbloom/int4"
    ],
    "ignore": [
     "io-net",
     "coreweave/bf16",
     "deepinfra/bf16"
    ]
   }
  }
 ],
 "providers": [
  {
   "id": "darkbloom/int4",
   "name": "Darkbloom",
   "rank": 1,
   "role": "recommended",
   "slugs": [
    "darkbloom/int4"
   ],
   "variant": "int4",
   "makers_api": false,
   "retains_prompts": true,
   "trains_on_prompts": false,
   "sample_size": 27404,
   "failures": 2,
   "invalid_tool_call_rate": 7.3e-05,
   "invalid_tool_call_rate_ci95": [
    2e-05,
    0.000266
   ],
   "tool_calls_per_day": 3915,
   "input_price_per_million": 0.025,
   "output_price_per_million": 0.12,
   "tokens_per_second": 68.0,
   "uptime": 0.9968,
   "quantizations": [
    "int4"
   ],
   "endpoints": [
    {
     "tag": "darkbloom/int4",
     "tier": false,
     "name": "Darkbloom",
     "quantization": "int4",
     "sample_size": 27404,
     "failures": 2,
     "invalid_tool_call_rate": 7.3e-05
    }
   ],
   "direct_api": {
    "model_id": "nvidia-nemotron-3.5-lightning",
    "dedicated_endpoint": false,
    "context_tokens": 262144,
    "tool_choice": true,
    "docs": "https://docs.darkbloom.dev/introduction",
    "website": "https://www.darkbloom.dev",
    "status_page": null,
    "terms": "https://www.darkbloom.dev/terms.html",
    "privacy": "https://www.darkbloom.dev/privacy.html",
    "openrouter": "https://openrouter.ai/provider/darkbloom"
   }
  },
  {
   "id": "io-net",
   "name": "io.net",
   "rank": 2,
   "role": "ignored",
   "slugs": [
    "io-net"
   ],
   "variant": null,
   "makers_api": false,
   "retains_prompts": false,
   "trains_on_prompts": false,
   "sample_size": 64949,
   "failures": 2066,
   "invalid_tool_call_rate": 0.03181,
   "invalid_tool_call_rate_ci95": [
    0.030487,
    0.033187
   ],
   "tool_calls_per_day": 9278,
   "input_price_per_million": 0.0469,
   "output_price_per_million": 0.134,
   "tokens_per_second": 40.0,
   "uptime": 0.993,
   "quantizations": [],
   "endpoints": [
    {
     "tag": "io-net",
     "tier": false,
     "name": "io.net",
     "quantization": null,
     "sample_size": 64949,
     "failures": 2066,
     "invalid_tool_call_rate": 0.03181
    }
   ],
   "direct_api": {
    "model_id": "nvidia/nemotron-3.5-lightning",
    "dedicated_endpoint": true,
    "context_tokens": 262144,
    "tool_choice": true,
    "docs": "https://io.net/docs/guides/getting-started",
    "website": "https://io.net",
    "status_page": "https://status.io.net/",
    "terms": "https://io.net/terms",
    "privacy": "https://io.net/privacy",
    "openrouter": "https://openrouter.ai/provider/io-net"
   }
  },
  {
   "id": "coreweave/bf16",
   "name": "CoreWeave",
   "rank": 3,
   "role": "ignored",
   "slugs": [
    "coreweave/bf16"
   ],
   "variant": "bf16",
   "makers_api": false,
   "retains_prompts": false,
   "trains_on_prompts": false,
   "sample_size": 724389,
   "failures": 57526,
   "invalid_tool_call_rate": 0.079413,
   "invalid_tool_call_rate_ci95": [
    0.078793,
    0.080038
   ],
   "tool_calls_per_day": 103484,
   "input_price_per_million": 0.07,
   "output_price_per_million": 0.2,
   "tokens_per_second": 252.0,
   "uptime": 0.9996,
   "quantizations": [
    "bf16"
   ],
   "endpoints": [
    {
     "tag": "coreweave/bf16",
     "tier": false,
     "name": "CoreWeave",
     "quantization": "bf16",
     "sample_size": 724389,
     "failures": 57526,
     "invalid_tool_call_rate": 0.079413
    }
   ],
   "direct_api": {
    "model_id": "nvidia/NVIDIA-Nemotron-3.5-Lightning-30B-A3B",
    "dedicated_endpoint": false,
    "context_tokens": 262144,
    "tool_choice": true,
    "docs": "https://docs.coreweave.com/products/inference/serverless",
    "website": "https://coreweave.com",
    "status_page": null,
    "terms": "https://docs.coreweave.com/policies/terms-of-service",
    "privacy": "https://docs.coreweave.com/policies/terms-of-service/privacy-policy",
    "openrouter": "https://openrouter.ai/provider/coreweave"
   }
  },
  {
   "id": "deepinfra/bf16",
   "name": "DeepInfra",
   "rank": 4,
   "role": "ignored",
   "slugs": [
    "deepinfra/bf16"
   ],
   "variant": "bf16",
   "makers_api": false,
   "retains_prompts": false,
   "trains_on_prompts": false,
   "sample_size": 147229,
   "failures": 14661,
   "invalid_tool_call_rate": 0.09958,
   "invalid_tool_call_rate_ci95": [
    0.09806,
    0.10112
   ],
   "tool_calls_per_day": 21033,
   "input_price_per_million": 0.06,
   "output_price_per_million": 0.16,
   "tokens_per_second": 164.0,
   "uptime": 0.9974,
   "quantizations": [
    "bf16"
   ],
   "endpoints": [
    {
     "tag": "deepinfra/bf16",
     "tier": false,
     "name": "DeepInfra",
     "quantization": "bf16",
     "sample_size": 147229,
     "failures": 14661,
     "invalid_tool_call_rate": 0.09958
    }
   ],
   "direct_api": {
    "model_id": "nvidia/NVIDIA-Nemotron-3.5-Lightning",
    "dedicated_endpoint": false,
    "context_tokens": 262144,
    "tool_choice": true,
    "docs": "https://docs.deepinfra.com/chat/tool-calling",
    "website": "https://deepinfra.com",
    "status_page": "https://status.deepinfra.com/",
    "terms": "https://deepinfra.com/terms",
    "privacy": "https://deepinfra.com/privacy",
    "openrouter": "https://openrouter.ai/provider/deepinfra"
   }
  }
 ],
 "others": [],
 "structured_outputs": {
  "metric": "structured_output_error_rate",
  "as_of": "2026-10-29T00:00:00Z",
  "valid_until": "2026-10-31T00:00:00Z",
  "window": {
   "start": "2026-10-22T00:00:00Z",
   "end": "2026-10-29T00:00:00Z",
   "days": 7,
   "observed_days": 7.0
  },
  "status": "ok",
  "status_reason": null,
  "confidence": "high",
  "recommendation": {
   "order": [
    "coreweave/bf16",
    "deepinfra/bf16"
   ],
   "ignore": [
    "io-net",
    "darkbloom/int4"
   ]
  },
  "thresholds": {
   "min_structured_outputs_per_day_to_recommend": 1000,
   "median_structured_output_error_rate": 0.051738,
   "ignore_at_or_above": 0.03
  },
  "providers": [
   {
    "id": "coreweave/bf16",
    "name": "CoreWeave",
    "rank": 1,
    "role": "recommended",
    "slugs": [
     "coreweave/bf16"
    ],
    "variant": "bf16",
    "sample_size": 768952,
    "failures": 12506,
    "structured_output_error_rate": 0.016264,
    "structured_output_error_rate_ci95": [
     0.015983,
     0.016549
    ],
    "structured_outputs_per_day": 109850,
    "endpoints": [
     {
      "tag": "coreweave/bf16",
      "tier": false,
      "sample_size": 768952,
      "failures": 12506,
      "structured_output_error_rate": 0.016264
     }
    ]
   },
   {
    "id": "deepinfra/bf16",
    "name": "DeepInfra",
    "rank": 2,
    "role": "recommended",
    "slugs": [
     "deepinfra/bf16"
    ],
    "variant": "bf16",
    "sample_size": 78408,
    "failures": 1494,
    "structured_output_error_rate": 0.019054,
    "structured_output_error_rate_ci95": [
     0.018121,
     0.020035
    ],
    "structured_outputs_per_day": 11201,
    "endpoints": [
     {
      "tag": "deepinfra/bf16",
      "tier": false,
      "sample_size": 78408,
      "failures": 1494,
      "structured_output_error_rate": 0.019054
     }
    ]
   },
   {
    "id": "io-net",
    "name": "io.net",
    "rank": 3,
    "role": "ignored",
    "slugs": [
     "io-net"
    ],
    "variant": null,
    "sample_size": 29514,
    "failures": 1527,
    "structured_output_error_rate": 0.051738,
    "structured_output_error_rate_ci95": [
     0.049269,
     0.054324
    ],
    "structured_outputs_per_day": 4216,
    "endpoints": [
     {
      "tag": "io-net",
      "tier": false,
      "sample_size": 29514,
      "failures": 1527,
      "structured_output_error_rate": 0.051738
     }
    ]
   },
   {
    "id": "darkbloom/int4",
    "name": "Darkbloom",
    "rank": 4,
    "role": "ignored",
    "slugs": [
     "darkbloom/int4"
    ],
    "variant": "int4",
    "sample_size": 57746,
    "failures": 7688,
    "structured_output_error_rate": 0.133135,
    "structured_output_error_rate_ci95": [
     0.130388,
     0.13593
    ],
    "structured_outputs_per_day": 8249,
    "endpoints": [
     {
      "tag": "darkbloom/int4",
      "tier": false,
      "sample_size": 57746,
      "failures": 7688,
      "structured_output_error_rate": 0.133135
     }
    ]
   }
  ],
  "others": []
 },
 "source": "dottxt Tool-call Index (https://dottxt.ai), from OpenRouter's published measurements"
}