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# web/ — web capability family
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English | [中文 ](README.zh.md )
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This family provides provider-neutral web search and fetch operations plus the model-facing tools that consume them.
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| Package | Role | ctx key |
|---|---|---|
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| [`web/` ](web/README.md ) | Defines web provider registration, selection, and shared errors | `ctx.web` |
| [`web-search-exa/` ](web-search-exa/README.md ) | Provides web search through Exa | registers on `ctx.web` |
| [`web-search-perplexity/` ](web-search-perplexity/README.md ) | Provides web search through Perplexity | registers on `ctx.web` |
| [`web-search-deepseek/` ](web-search-deepseek/README.md ) | Provides native DeepSeek web search | registers on `ctx.web` |
| [`web-fetch-local/` ](web-fetch-local/README.md ) | Fetches public HTTP and HTTPS resources | registers on `ctx.web` |
| [`tool-web/` ](tool-web/README.md ) | Exposes web search and fetch to the model | registers on `ctx.tools` |
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The [web capability decision ](../../.agents/notes/implemented/architecture/2026-06-24-web-capability-seam.md ) records why search and fetch share one provider-selection service.