DeepSeek Search and Fetch API

Definition

Standalone HTTP tool APIs from deepseek for agent and RAG pipelines: Search (POST /v1/tools/search) returns ranked web results; Fetch retrieves page content by URL.

Key Points

• Pricing: $0.75 per 1,000 successful requests each (empty/failed/timeout free); 5 QPS default per docs (2026-10-18-deepseek-search-fetch-api)
• Promo: Server-side Search/Fetch invoked via deepseek-harness, Claude Code, or Codex free until 00:00 Beijing time Nov 1, 2026 (16:00 UTC Oct 31)
• Search supports count 1–50, site: operators, optional need_content

Search guide vs pricing page may disagree on promo end for some clients — confirm against current docs before budgeting.

Related

• deepseek
• deepseek-harness
• agentic-retrieval
• rag
• ai-agents

Sources

• 2026-10-18-deepseek-search-fetch-api

Related Coverage

• 2026-10-27: Related coverage — 2026-10-19-deepseek-search-fetch-api