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Zen

Curated list of models provided by OpenCode.

OpenCode Zen is a list of tested and verified models provided by the OpenCode team.

Zen works like any other provider in OpenCode. You login to OpenCode Zen and get your API key. It’s completely optional and you don’t need to use it to use OpenCode.


Background

There are a large number of models out there but only a few of these models work well as coding agents. Additionally, most providers are configured very differently; so you get very different performance and quality.

So if you are using a model through something like OpenRouter, you can never be sure if you are getting the best version of the model you want.

To fix this, we did a couple of things:

  1. We tested a select group of models and talked to their teams about how to best run them.
  2. We then worked with a few providers to make sure these were being served correctly.
  3. Finally, we benchmarked the combination of the model/provider and came up with a list that we feel good recommending.

OpenCode Zen is an AI gateway that gives you access to these models.


How it works

OpenCode Zen works like any other provider in OpenCode.

  1. You sign in to OpenCode Zen, add your billing details, and copy your API key.
  2. You run the /connect command in the TUI, select OpenCode Zen, and paste your API key.
  3. Run /models in the TUI to see the list of models we recommend.

You are charged per request and you can add credits to your account.


Endpoints

You can also access our models through the following API endpoints.

ModelModel IDEndpointAI SDK Package
GPT 5.6 Solgpt-5.6-solhttps://opencode.ai/zen/v1/responses@ai-sdk/openai
GPT 5.6 Terragpt-5.6-terrahttps://opencode.ai/zen/v1/responses@ai-sdk/openai
GPT 5.6 Lunagpt-5.6-lunahttps://opencode.ai/zen/v1/responses@ai-sdk/openai
GPT 5.5gpt-5.5https://opencode.ai/zen/v1/responses@ai-sdk/openai
GPT 5.5 Progpt-5.5-prohttps://opencode.ai/zen/v1/responses@ai-sdk/openai
GPT 5.4gpt-5.4https://opencode.ai/zen/v1/responses@ai-sdk/openai
GPT 5.4 Progpt-5.4-prohttps://opencode.ai/zen/v1/responses@ai-sdk/openai
GPT 5.4 Minigpt-5.4-minihttps://opencode.ai/zen/v1/responses@ai-sdk/openai
GPT 5.4 Nanogpt-5.4-nanohttps://opencode.ai/zen/v1/responses@ai-sdk/openai
GPT 5.3 Codexgpt-5.3-codexhttps://opencode.ai/zen/v1/responses@ai-sdk/openai
GPT 5.3 Codex Sparkgpt-5.3-codex-sparkhttps://opencode.ai/zen/v1/responses@ai-sdk/openai
GPT 5.2gpt-5.2https://opencode.ai/zen/v1/responses@ai-sdk/openai
GPT 5.2 Codexgpt-5.2-codexhttps://opencode.ai/zen/v1/responses@ai-sdk/openai
GPT 5.1gpt-5.1https://opencode.ai/zen/v1/responses@ai-sdk/openai
GPT 5.1 Codexgpt-5.1-codexhttps://opencode.ai/zen/v1/responses@ai-sdk/openai
GPT 5.1 Codex Maxgpt-5.1-codex-maxhttps://opencode.ai/zen/v1/responses@ai-sdk/openai
GPT 5.1 Codex Minigpt-5.1-codex-minihttps://opencode.ai/zen/v1/responses@ai-sdk/openai
GPT 5gpt-5https://opencode.ai/zen/v1/responses@ai-sdk/openai
GPT 5 Codexgpt-5-codexhttps://opencode.ai/zen/v1/responses@ai-sdk/openai
GPT 5 Nanogpt-5-nanohttps://opencode.ai/zen/v1/responses@ai-sdk/openai
Claude Fable 5claude-fable-5https://opencode.ai/zen/v1/messages@ai-sdk/anthropic
Claude Opus 5claude-opus-5https://opencode.ai/zen/v1/messages@ai-sdk/anthropic
Claude Opus 4.8claude-opus-4-8https://opencode.ai/zen/v1/messages@ai-sdk/anthropic
Claude Opus 4.7claude-opus-4-7https://opencode.ai/zen/v1/messages@ai-sdk/anthropic
Claude Opus 4.6claude-opus-4-6https://opencode.ai/zen/v1/messages@ai-sdk/anthropic
Claude Opus 4.5claude-opus-4-5https://opencode.ai/zen/v1/messages@ai-sdk/anthropic
Claude Sonnet 5claude-sonnet-5https://opencode.ai/zen/v1/messages@ai-sdk/anthropic
Claude Sonnet 4.6claude-sonnet-4-6https://opencode.ai/zen/v1/messages@ai-sdk/anthropic
Claude Sonnet 4.5claude-sonnet-4-5https://opencode.ai/zen/v1/messages@ai-sdk/anthropic
Claude Haiku 4.5claude-haiku-4-5https://opencode.ai/zen/v1/messages@ai-sdk/anthropic
Gemini 3.7 Flashgemini-3.7-flashhttps://opencode.ai/zen/v1/models/gemini-3.7-flash@ai-sdk/google
Gemini 3.6 Flashgemini-3.6-flashhttps://opencode.ai/zen/v1/models/gemini-3.6-flash@ai-sdk/google
Gemini 3.5 Flashgemini-3.5-flashhttps://opencode.ai/zen/v1/models/gemini-3.5-flash@ai-sdk/google
Gemini 3.5 Flash Litegemini-3.5-flash-litehttps://opencode.ai/zen/v1/models/gemini-3.5-flash-lite@ai-sdk/google
Gemini 3.1 Progemini-3.1-prohttps://opencode.ai/zen/v1/models/gemini-3.1-pro@ai-sdk/google
Gemini 3 Flashgemini-3-flashhttps://opencode.ai/zen/v1/models/gemini-3-flash@ai-sdk/google
Grok 4.6grok-4.6https://opencode.ai/zen/v1/responses@ai-sdk/openai
Grok 4.5grok-4.5https://opencode.ai/zen/v1/responses@ai-sdk/openai
Grok Build 0.1grok-build-0.1https://opencode.ai/zen/v1/responses@ai-sdk/openai
Muse Spark 1.2muse-spark-1.2https://opencode.ai/zen/v1/responses@ai-sdk/openai
Qwen3.7 Maxqwen3.7-maxhttps://opencode.ai/zen/v1/messages@ai-sdk/anthropic
Qwen3.7 Plusqwen3.7-plushttps://opencode.ai/zen/v1/messages@ai-sdk/anthropic
Qwen3.6 Plusqwen3.6-plushttps://opencode.ai/zen/v1/messages@ai-sdk/anthropic
Qwen3.5 Plusqwen3.5-plushttps://opencode.ai/zen/v1/messages@ai-sdk/anthropic
DeepSeek V4 Prodeepseek-v4-prohttps://opencode.ai/zen/v1/chat/completions@ai-sdk/openai-compatible
DeepSeek V4 Flashdeepseek-v4-flashhttps://opencode.ai/zen/v1/chat/completions@ai-sdk/openai-compatible
MiniMax M3minimax-m3https://opencode.ai/zen/v1/chat/completions@ai-sdk/openai-compatible
MiniMax M2.7minimax-m2.7https://opencode.ai/zen/v1/chat/completions@ai-sdk/openai-compatible
MiniMax M2.5minimax-m2.5https://opencode.ai/zen/v1/chat/completions@ai-sdk/openai-compatible
GLM 5.2glm-5.2https://opencode.ai/zen/v1/chat/completions@ai-sdk/openai-compatible
GLM 5.1glm-5.1https://opencode.ai/zen/v1/chat/completions@ai-sdk/openai-compatible
GLM 5glm-5https://opencode.ai/zen/v1/chat/completions@ai-sdk/openai-compatible
Kimi K2.5kimi-k2.5https://opencode.ai/zen/v1/chat/completions@ai-sdk/openai-compatible
Kimi K2.6kimi-k2.6https://opencode.ai/zen/v1/chat/completions@ai-sdk/openai-compatible
Kimi K2.7 Codekimi-k2.7-codehttps://opencode.ai/zen/v1/chat/completions@ai-sdk/openai-compatible
Kimi K3kimi-k3https://opencode.ai/zen/v1/chat/completions@ai-sdk/openai-compatible
Big Picklebig-picklehttps://opencode.ai/zen/v1/chat/completions@ai-sdk/openai-compatible
MiMo-V2.5 Freemimo-v2.5-freehttps://opencode.ai/zen/v1/chat/completions@ai-sdk/openai-compatible
Hy3 Freehy3-freehttps://opencode.ai/zen/v1/chat/completions@ai-sdk/openai-compatible
Laguna S 2.1 Freelaguna-s-2.1-freehttps://opencode.ai/zen/v1/chat/completions@ai-sdk/openai-compatible
Nemotron 3 Ultra Freenemotron-3-ultra-freehttps://opencode.ai/zen/v1/chat/completions@ai-sdk/openai-compatible
Nemotron 3.5 Lightning Freenemotron-3.5-lightning-freehttps://opencode.ai/zen/v1/chat/completions@ai-sdk/openai-compatible
DeepSeek V4 Flash Freedeepseek-v4-flash-freehttps://opencode.ai/zen/v1/chat/completions@ai-sdk/openai-compatible

The model id in your OpenCode config uses the format opencode/<model-id>. For example, for GPT 5.5, you would use opencode/gpt-5.5 in your config.


Models

You can fetch the full list of available models and their metadata from:

https://opencode.ai/zen/v1/models

Pricing

We support a pay-as-you-go model. Below are the prices per 1M tokens.

ModelInputOutputCached ReadCached Write
Big PickleFreeFreeFree-
DeepSeek V4 Flash FreeFreeFreeFree-
MiMo-V2.5 FreeFreeFreeFree-
Hy3 FreeFreeFreeFree-
Laguna S 2.1 FreeFreeFreeFree-
Nemotron 3 Ultra FreeFreeFreeFree-
Nemotron 3.5 Lightning FreeFreeFreeFree-
MiniMax M3$0.30$1.20$0.06-
MiniMax M2.7$0.30$1.20$0.06-
MiniMax M2.5$0.30$1.20$0.06-
GLM 5.2$1.40$4.40$0.26-
GLM 5.1$1.40$4.40$0.26-
GLM 5$1.00$3.20$0.20-
Kimi K2.7 Code$0.95$4.00$0.19-
Kimi K3$3.00$15.00$0.30-
Kimi K2.6$0.95$4.00$0.16-
Kimi K2.5$0.60$3.00$0.10-
Qwen3.7 Max$2.50$7.50$0.50$3.125
Qwen3.7 Plus$0.40$1.60$0.04$0.50
Qwen3.6 Plus$0.50$3.00$0.05$0.625
Qwen3.5 Plus$0.20$1.20$0.02$0.25
DeepSeek V4 Pro (Off-Peak)$0.66$1.98$0.022-
DeepSeek V4 Pro (Peak)$1.32$3.96$0.044-
DeepSeek V4 Flash (Off-Peak)$0.22$0.66$0.007-
DeepSeek V4 Flash (Peak)$0.44$1.32$0.014-
Claude Fable 5$10.00$50.00$1.00$12.50
Claude Opus 5$5.00$25.00$0.50$6.25
Claude Opus 4.8$5.00$25.00$0.50$6.25
Claude Opus 4.7$5.00$25.00$0.50$6.25
Claude Opus 4.6$5.00$25.00$0.50$6.25
Claude Opus 4.5$5.00$25.00$0.50$6.25
Claude Sonnet 5$2.00$10.00$0.20$2.50
Claude Sonnet 4.6$3.00$15.00$0.30$3.75
Claude Sonnet 4.5 (≤ 200K tokens)$3.00$15.00$0.30$3.75
Claude Sonnet 4.5 (> 200K tokens)$6.00$22.50$0.60$7.50
Claude Haiku 4.5$1.00$5.00$0.10$1.25
Gemini 3.7 Flash$1.50$7.50$0.15-
Gemini 3.6 Flash$1.50$7.50$0.15-
Gemini 3.5 Flash$1.50$9.00$0.15-
Gemini 3.5 Flash Lite$0.30$2.50$0.03-
Gemini 3.1 Pro (≤ 200K tokens)$2.00$12.00$0.20-
Gemini 3.1 Pro (> 200K tokens)$4.00$18.00$0.40-
Gemini 3 Flash$0.50$3.00$0.05-
Grok 4.6 (≤ 200K tokens)$2.00$6.00$0.50-
Grok 4.6 (> 200K tokens)$4.00$12.00$1.00-
Grok 4.5 (≤ 200K tokens)$2.00$6.00$0.30-
Grok 4.5 (> 200K tokens)$4.00$12.00$0.60-
Grok Build 0.1$1.00$2.00$0.20-
Muse Spark 1.2$1.25$4.25$0.15-
GPT 5.6 Sol (≤ 272K tokens)$5.00$30.00$0.50$6.25
GPT 5.6 Sol (> 272K tokens)$10.00$45.00$1.00$12.50
GPT 5.6 Terra (≤ 272K tokens)$2.00$12.00$0.20$2.50
GPT 5.6 Terra (> 272K tokens)$4.00$18.00$0.40$5.00
GPT 5.6 Luna (≤ 272K tokens)$0.20$1.20$0.02$0.25
GPT 5.6 Luna (> 272K tokens)$0.40$1.80$0.04$0.50
GPT 5.5 (≤ 272K tokens)$5.00$30.00$0.50-
GPT 5.5 (> 272K tokens)$10.00$45.00$1.00-
GPT 5.5 Pro$30.00$180.00$30.00-
GPT 5.4 (≤ 272K tokens)$2.50$15.00$0.25-
GPT 5.4 (> 272K tokens)$5.00$22.50$0.50-
GPT 5.4 Pro$30.00$180.00$30.00-
GPT 5.4 Mini$0.75$4.50$0.075-
GPT 5.4 Nano$0.20$1.25$0.02-
GPT 5.3 Codex Spark$1.75$14.00$0.175-
GPT 5.3 Codex$1.75$14.00$0.175-
GPT 5.2$1.75$14.00$0.175-
GPT 5.2 Codex$1.75$14.00$0.175-
GPT 5.1$1.07$8.50$0.107-
GPT 5.1 Codex$1.07$8.50$0.107-
GPT 5.1 Codex Max$1.25$10.00$0.125-
GPT 5.1 Codex Mini$0.25$2.00$0.025-
GPT 5$1.07$8.50$0.107