| name | summarize |
| description | Use when the user asks to summarize URLs, files, PDFs, images, audio, or YouTube with the summarize CLI. |
| homepage | https://summarize.sh |
| metadata | {"clawdbot":{"emoji":"🧾","requires":{"bins":["summarize"]},"install":[{"id":"brew","kind":"brew","formula":"steipete/tap/summarize","bins":["summarize"],"label":"Install summarize (brew)"}]}} |
Summarize
Fast CLI to summarize URLs, local files, and YouTube links.
Quick start
summarize "https://example.com" --model google/gemini-3-flash-preview
summarize "/path/to/file.pdf" --model google/gemini-3-flash-preview
summarize "https://youtu.be/dQw4w9WgXcQ" --youtube auto
OpenCode Zen (FREE models!)
Use OpenCode Zen for free summarization with GLM 4.7:
export OPENAI_BASE_URL="https://opencode.ai/zen/v1"
export OPENAI_API_KEY="<your-zen-api-key>"
summarize "https://example.com" --model openai/glm-4.7-free
Free models on OpenCode Zen:
| Model | Model ID |
|---|
| GLM 4.7 | glm-4.7-free |
| Big Pickle | big-pickle |
| Grok Code Fast 1 | grok-code |
| MiniMax M2.1 | minimax-m2.1-free |
| GPT 5 Nano | gpt-5-nano |
When using summarize with OpenCode Zen:
OPENAI_BASE_URL="https://opencode.ai/zen/v1" OPENAI_API_KEY="$OPENCODE_ZEN_KEY" summarize "URL" --model openai/glm-4.7-free
Model + keys
Set the API key for your chosen provider:
- OpenAI:
OPENAI_API_KEY
- Anthropic:
ANTHROPIC_API_KEY
- xAI:
XAI_API_KEY
- Google:
GEMINI_API_KEY (aliases: GOOGLE_GENERATIVE_AI_API_KEY, GOOGLE_API_KEY)
Default model is google/gemini-3-flash-preview if none is set.
Useful flags
--length short|medium|long|xl|xxl|<chars>
--max-output-tokens <count>
--extract-only (URLs only)
--json (machine readable)
--firecrawl auto|off|always (fallback extraction)
--youtube auto (Apify fallback if APIFY_API_TOKEN set)
Config
Optional config file: ~/.summarize/config.json
{ "model": "openai/gpt-5.2" }
For OpenCode Zen default:
{
"model": "openai/big-pickle",
"baseUrl": "https://opencode.ai/zen/v1"
}
Optional services:
FIRECRAWL_API_KEY for blocked sites
APIFY_API_TOKEN for YouTube fallback