LongCat 2.0 prompt guide
API and integration
9 source-checked resourcesLongCat-2.0 API Platform Quick Start (Official Quick Start + Chat Completions Reference + Pricing)
One-sentence takeaway This official documentation gets you an API key in five minutes, lets you connect LongCat-2.0 to any client using either OpenAI- or Anthropic-compatible formats, and explains the 1M context / 128K maximum output parameters and the pricing。
LongCat-2.0 Chat Template and Tool-Calling Configuration (Official Hugging Face Model Card)
One-sentence takeaway The model card provides directly reusable chat-template invocation examples: how to enable or disable thinking mode (enablethinking / savereasoningcontent), the function-calling format (arguments must be a dict rather than a string), and 。
Hermes Agent Integration with LongCat-2.0 (Official Documentation + Nous Portal Free Entry)
One-sentence takeaway Two commands connect Hermes Agent (Nous Research's open-source terminal Agent) to LongCat-2.0, and the official source offered a free one-week trial on Nous Portal, making it suitable for trying long-running Agents with a 1M context at no。
Claude Code Integration with LongCat-2.0 (Official Documentation)
One-sentence takeaway By rewriting the environment variables in ~/.claude/settings.json, you can point all four Claude Code model slots (primary model / small fast model / Sonnet / Opus) to LongCat-2.0's Anthropic-compatible endpoint, allowing Claude Code to u。
OpenClaw Integration with LongCat-2.0 (Official Documentation)
One-sentence takeaway Registering a custom provider in OpenClaw's ~/.openclaw/openclaw.json lets you switch the default model to LongCat-2.0; the context-window and maximum-output settings given by the official source (1048576 / 131072) can be copied directly.。
OpenCode LongCat-2.0 Configuration (Official Documentation + Free Access)
One-sentence takeaway With opencode auth login and an opencode.json file, OpenCode can use LongCat-2.0. The official announcement says the model is available for free on OpenCode; the same page also explains how to toggle LongCat's thinking mode in OpenCode.。
Official Account Showcase: Five “One-Prompt Generation” Creative Projects (Voxel/3D/CG/Landing Page/Mini-game)
One-sentence takeaway The official account used five “generated with only one prompt” creative projects (a voxel pagoda, 3D planet, CG animation, cinematic landing page, and mini-game) to demonstrate the upper range of LongCat-2.0's agentic coding. They can se。
r/opencodeCLI Case: Generating an Ubuntu Desktop in the Browser with One Prompt (Complete Prompt + Reproducible Output)
One-sentence takeaway This is a fully reproducible “one prompt → playable output” case: give the prompt below to LongCat-2.0 through OpenCode, and it generates an interactive Ubuntu desktop simulation that runs in a browser (including a file manager, terminal。
SGLang Official LongCat-2.0-FP8 Multi-GPU Deployment Configuration and Verification Workflow
One-sentence takeaway This Cookbook provides a reusable path for launching, tuning, and verifying LongCat-2.0-FP8 on B300, B200, H200, and H20 with SGLang. It is best to deploy first on a validated topology and then gradually enable experimental parallelism op。
LongCat 2.0
Use in Tabbit
Curated prompt patterns, model settings, and practical examples for LongCat 2.0, with the original source attached to every entry.