# Available Models

Open-Inspect exposes these models in the model picker and integration preferences. The default
enabled set includes Anthropic and OpenAI models. OpenCode Zen, Z.AI Coding Plan, and DeepSeek
models are available but must be enabled in **Settings > Models**. Z.AI Coding Plan requires
`ZHIPU_API_KEY`; DeepSeek requires `DEEPSEEK_API_KEY`.

## Anthropic

| Model ID                      | Display name      | Description                        | Reasoning efforts             | Default effort |
| ----------------------------- | ----------------- | ---------------------------------- | ----------------------------- | -------------- |
| `anthropic/claude-haiku-4-5`  | Claude Haiku 4.5  | Fast and efficient                 | high, max                     | max            |
| `anthropic/claude-sonnet-4-5` | Claude Sonnet 4.5 | Balanced performance               | high, max                     | max            |
| `anthropic/claude-sonnet-4-6` | Claude Sonnet 4.6 | Latest balanced, fast coding       | low, medium, high, max        | high           |
| `anthropic/claude-opus-4-5`   | Claude Opus 4.5   | Most capable                       | high, max                     | max            |
| `anthropic/claude-opus-4-6`   | Claude Opus 4.6   | Most capable, adaptive thinking    | low, medium, high, max        | high           |
| `anthropic/claude-opus-4-7`   | Claude Opus 4.7   | Most capable, adaptive thinking    | low, medium, high, xhigh, max | high           |
| `anthropic/claude-opus-4-8`   | Claude Opus 4.8   | Most capable, adaptive thinking    | low, medium, high, xhigh, max | high           |
| `anthropic/claude-fable-5`    | Claude Fable 5    | Most powerful, new tier above Opus | low, medium, high, xhigh, max | high           |

## OpenAI

OpenAI models require ChatGPT OAuth credentials. See [Using OpenAI Models](OPENAI_MODELS.md) for
setup instructions.

| Model ID                     | Display name        | Description                                  | Reasoning efforts              | Default effort |
| ---------------------------- | ------------------- | -------------------------------------------- | ------------------------------ | -------------- |
| `openai/gpt-5.4`             | GPT 5.4             | Flagship model                               | none, low, medium, high, xhigh | Not set        |
| `openai/gpt-5.5`             | GPT 5.5             | Latest flagship model                        | none, low, medium, high, xhigh | Not set        |
| `openai/gpt-5.6-sol`         | GPT 5.6 Sol         | Frontier model for complex professional work | none, low, medium, high, xhigh | Not set        |
| `openai/gpt-5.6-terra`       | GPT 5.6 Terra       | Balanced, cost-efficient everyday work       | none, low, medium, high, xhigh | Not set        |
| `openai/gpt-5.6-luna`        | GPT 5.6 Luna        | Fast, cost-efficient high-volume workloads   | none, low, medium, high, xhigh | Not set        |
| `openai/gpt-5.3-codex`       | GPT 5.3 Codex       | Latest codex                                 | low, medium, high, xhigh       | high           |
| `openai/gpt-5.3-codex-spark` | GPT 5.3 Codex Spark | Low-latency codex variant                    | low, medium, high, xhigh       | high           |

## OpenCode Zen

| Model ID                | Display name | Description   | Reasoning efforts | Default effort |
| ----------------------- | ------------ | ------------- | ----------------- | -------------- |
| `opencode/kimi-k2.5`    | Kimi K2.5    | Moonshot AI   | Not supported     | N/A            |
| `opencode/kimi-k2.6`    | Kimi K2.6    | Moonshot AI   | Not supported     | N/A            |
| `opencode/minimax-m2.5` | MiniMax M2.5 | MiniMax       | Not supported     | N/A            |
| `opencode/qwen3.7-max`  | Qwen3.7 Max  | Alibaba Cloud | Not supported     | N/A            |
| `opencode/glm-5`        | GLM 5        | Z.ai 744B MoE | Not supported     | N/A            |
| `opencode/glm-5.1`      | GLM 5.1      | Z.ai          | Not supported     | N/A            |

## Z.AI Coding Plan

Z.AI Coding Plan models require `ZHIPU_API_KEY` as a global or repository secret.

| Model ID                  | Display name | Description      | Reasoning efforts | Default effort |
| ------------------------- | ------------ | ---------------- | ----------------- | -------------- |
| `zai-coding-plan/glm-5.2` | GLM 5.2      | Z.AI Coding Plan | Not supported     | N/A            |

## DeepSeek

DeepSeek models require `DEEPSEEK_API_KEY` as a global or repository secret.

| Model ID                     | Display name      | Description  | Reasoning efforts | Default effort |
| ---------------------------- | ----------------- | ------------ | ----------------- | -------------- |
| `deepseek/deepseek-v4-flash` | DeepSeek V4 Flash | Fast model   | Not supported     | N/A            |
| `deepseek/deepseek-v4-pro`   | DeepSeek V4 Pro   | Most capable | Not supported     | N/A            |