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Models

Inkling

By Thinking Machines. 952.4 billion parameters, a context window of 1,048,576 tokens and the licence apache-2.0.

Facts

Released
2026-07-14 the day the repository was first published on Hugging Face Hugging Face, read
Licence
apache-2.0 the licence the model card declares Hugging Face, read
Open weights
Yes the weights are published in this Hugging Face repository Hugging Face, read
Parameters
952.4 billion counted from the safetensors weight files Hugging Face, read
Active parameters
18.1 billion estimate estimated from the expert counts and sizes in the configuration model configuration, read
Knowledge cutoff
Unknown
Context window
  • 1,048,576 tokens the context length OpenRouter lists OpenRouter, read
Longest output
  • 471,859 tokens the largest output OpenRouter's first provider allows OpenRouter, read
Tool calling
  • Yes OpenRouter lists tools among the supported parameters OpenRouter, read
Structured output
  • No OpenRouter lists no structured output parameter OpenRouter, read
Reasoning controls
  • Yes OpenRouter lists reasoning controls, with the efforts max, high, medium, low, minimal, none OpenRouter, read
Inputs and outputs
text, image in, text out Hugging Face, read
Good for
  • Vision: Hugging Face files it under image-text-to-text Hugging Face, read
  • Reasoning: OpenRouter lists reasoning controls for it OpenRouter, read

Prices

Prices in US dollars per million tokens, as each source lists them
ProviderInputOutputContextAs ofSource
Nvidia direct0 USD0 USD1,048,576 older than 30 days; check the providermodels.dev, read
Deep Infra direct0.950 USD4.05 USD524,288 older than 30 days; check the providermodels.dev, read
DeepInfra through OpenRouter0.950 USD4.05 USD524,288OpenRouter endpoints, read
DeepInfra through OpenRouter0.950 USD4.05 USD524,288OpenRouter endpoints, read
Kilo Gateway direct0.950 USD4.05 USD524,288 older than 30 days; check the providermodels.dev, read
BaseTen through OpenRouter1.00 USD4.05 USD1,048,576OpenRouter endpoints, read
BaseTen through OpenRouter1.00 USD4.05 USD1,048,576OpenRouter endpoints, read
BaseTen through OpenRouter1.00 USD4.05 USD1,048,576OpenRouter endpoints, read
BaseTen through OpenRouter1.00 USD4.05 USD1,048,576OpenRouter endpoints, read
Baseten direct1.00 USD4.05 USD1,048,576 older than 30 days; check the providermodels.dev, read
Hugging Face direct1.00 USD4.05 USD1,048,576 older than 30 days; check the providermodels.dev, read
Merge Gateway direct1.00 USD4.05 USD1,048,000 older than 30 days; check the providermodels.dev, read
NanoGPT direct1.00 USD4.05 USD1,048,000 older than 30 days; check the providermodels.dev, read
OpenRouter direct1.00 USD4.05 USD1,048,576 older than 30 days; check the providermodels.dev, read
Together through OpenRouter1.00 USD4.05 USD524,288OpenRouter endpoints, read
Together through OpenRouter1.00 USD4.05 USD524,288OpenRouter endpoints, read
Together AI direct1.00 USD4.05 USD524,288 older than 30 days; check the providermodels.dev, read
Vercel AI Gateway direct1.00 USD4.05 USD256,000 older than 30 days; check the providermodels.dev, read
Impossibl direct1.87 USD4.68 USD65,536 older than 30 days; check the providermodels.dev, read
LLMTR direct1.87 USD4.68 USD262,144 older than 30 days; check the providermodels.dev, read
Thinking Machines direct1.87 USD4.68 USD65,536 older than 30 days; check the providermodels.dev, read
Abacus direct3.74 USD9.36 USD262,144 older than 30 days; check the providermodels.dev, read

Run it on your own hardware

Weights are the sizes of the files a source lists, or an estimate from the parameter count where none does. Memory is an estimate: weights plus KV cache plus 512 MiB and 5 percent of the weights for runtime buffers. Check it against your hardware.

QuantizationWeightsMemory at 8,192 tokensMemory at 32,768 tokens
UD-IQ1_S252 GiB267 GiB273 GiB
UD-IQ1_M265 GiB281 GiB287 GiB
UD-Q2_K_XL296 GiB313 GiB319 GiB
UD-Q3_K_XL403 GiB426 GiB432 GiB
UD-Q4_K_XL547 GiB577 GiB583 GiB
BF161,764 GiB1,855 GiB1,861 GiB

Start it with a local runtime

  • Ollama
    ollama run hf.co/unsloth/inkling-GGUF:UD-IQ1_S
  • LM Studio
    lms get unsloth/inkling-GGUF
    lms server start
  • llama.cpp server
    llama-server -hf unsloth/inkling-GGUF:UD-IQ1_S --jinja
  • vLLM
    vllm serve thinkingmachines/Inkling
  • SGLang
    sglang serve --model-path thinkingmachines/Inkling --port 30000

Use it from your harness

Set up for Abacus with the model thinkingmachines/Inkling. Each endpoint page has the same setup for its own address.

OpenCode

Put this in opencode.json in your project folder:

{
  "$schema": "https://opencode.ai/config.json",
  "provider": {
    "abacus": {
      "npm": "@ai-sdk/openai-compatible",
      "name": "Abacus",
      "options": {
        "baseURL": "https://routellm.abacus.ai/v1",
        "apiKey": "{env:ABACUS_API_KEY}"
      },
      "models": {
        "thinkingmachines/Inkling": {
          "name": "Inkling",
          "limit": {
            "context": 1048576,
            "output": 471859
          }
        }
      }
    }
  }
}
  • OpenCode reads any OpenAI-compatible address through the @ai-sdk/openai-compatible package, and an address that speaks the Responses API through @ai-sdk/openai.

From OpenCode documentation, read .

Pi

Put this in ~/.pi/agent/models.json:

{
  "providers": {
    "abacus": {
      "baseUrl": "https://routellm.abacus.ai/v1",
      "api": "openai-completions",
      "apiKey": "$ABACUS_API_KEY",
      "models": [
        {
          "id": "thinkingmachines/Inkling"
        }
      ]
    }
  }
}
  • The apiKey field can name an environment variable as $NAME.

From Pi documentation, read .

Codex

Codex speaks only the Responses API, and Abacus documents no Responses address. A gateway that offers one can sit in between.

  • Codex speaks the Responses API only: responses is the one supported wire API of a custom provider. Ollama and LM Studio are built in and start with --oss.

From Codex documentation, read .

Claude Code

Claude Code sends Anthropic Messages requests, and Abacus documents no such address. A gateway that translates to that API can sit in between.

  • Claude Code sends Anthropic Messages requests to ANTHROPIC_BASE_URL. Anthropic says it does not support routing Claude Code to models other than Claude through any gateway, so some features may not work with another model.

From Claude Code documentation, read .

Other ways to reach it

Published results

These are results other people published. Baltor did not run them and does not rank models by them.